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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 1)*
Alnylam Pharmaceuticals, Inc.
(Name of Issuer)
Common Stock, $0.01 par value
(Title of Class of Securities)
02043Q107
(CUSIP Number)
December 31, 2005
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:
[ ] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[X] Rule 13d-1(d)
* The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
Page 1 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 2 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Fund V, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 2 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 3 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Parallel Fund V-A, C.V.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Netherlands
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 3 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 4 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Entrepreneurs' Fund V, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 4 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 5 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Fund VI, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 5 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 6 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS.
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Entrepreneurs' Fund VI, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 6 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 7 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Fund VI GmbH & Co. KG.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Germany
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 7 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 8 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Associates V, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 8 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 9 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Associates VI, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
--------------------------------------------------------------------------------
Page 9 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 10 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Associates V, Inc.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
CO
--------------------------------------------------------------------------------
Page 10 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 11 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Atlas Venture Associates VI, Inc.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
CO
--------------------------------------------------------------------------------
Page 11 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 12 OF 19 PAGES
--------------------------------------------------------------------------------
1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
Axel Bichara
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Germany
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
--------------------------------------------------------------------------------
Page 12 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 13 OF 19 PAGES
--------------------------------------------------------------------------------
NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES
ONLY)
Jean-Francois Formela
--------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
SEC USE ONLY
--------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
France
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
--------------------------------------------------------------------------------
Page 13 of 19 pages
CUSIP NO. 02043Q107 13G PAGE 14 OF 19 PAGES
--------------------------------------------------------------------------------
NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES
ONLY)
Christopher Spray
--------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [ ]
(b) [ ]
--------------------------------------------------------------------------------
SEC USE ONLY
--------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
United Kingdom
--------------------------------------------------------------------------------
5 SOLE VOTING POWER
0 shares
-----------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 1,337,464 shares
OWNED BY -----------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON WITH 0 shares
-----------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,337,464 shares
--------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,337,464 shares
--------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE
INSTRUCTIONS) [ ]
--------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.02%
--------------------------------------------------------------------------------
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
--------------------------------------------------------------------------------
Page 14 of 19 pages
Schedule 13G
Item 1(a). Name of Issuer: Alnylam Pharmaceuticals, Inc.
Item 1(b). Address of Issuer's Principal Executive Offices:
300 Third Street, Cambridge, MA 02142
Item 2(a). Name of Person Filing:
Atlas Venture Fund V, L.P. ("Atlas V"), Atlas Venture Fund V-A,
C.V. ("Atlas V-A"), Atlas Venture Entrepreneurs' Fund V, L.P. ("AVE
V" and together with Atlas V and Atlas V-A, the "Atlas V Funds"),
Atlas Venture Fund VI, L.P. ("Atlas VI"), Atlas Venture Fund VI
GmbH & Co. KG ("Atlas VI GmbH"), Atlas Venture Entrepreneurs' Fund
VI, L.P. ("AVE VI"), Atlas Venture Associates V, L.P. ("AVA V LP"),
Atlas Venture Associates VI, L.P. ("AVA VI LP"), Atlas Venture
Associates V, Inc. ("AVA V Inc."), Atlas Venture Associates VI,
Inc. ("AVA VI Inc."), Axel Bichara ("Bichara"), Jean-Francois
Formela ("Formela") and Christopher Spray ("Spray"). Atlas V, Atlas
V-A, AVE V, Atlas VI, Atlas VI GmbH and AVE VI are referred to
individually herein as a "Fund" and collectively as the "Funds".
The persons and entities named in this Item 2(a) are referred to
individually herein as a "Filing Person" and collectively as the
"Filing Persons".
AVA V Inc. is the sole general partner of AVA V LP. AVA V LP is the
sole general partner of the Atlas V Funds. Messrs. Bichara, Formela
and Spray are directors of AVA V Inc.
AVA VI Inc. is the sole general partner of AVA VI LP. AVA VI LP is
the sole general partner of Atlas VI and AVE VI and the managing
limited partner of Atlas VI GmbH. Messrs. Bichara, Formela and
Spray are directors of AVA VI Inc.
Item 2(b). Address of Principal Business Office or, if None, Residence:
The principal business office of each of the Filing Persons is:
890 Winter Street, Suite 320
Waltham, MA 02451
Item 2(c). Citizenship: Atlas V, AVE V, Atlas VI, AVE VI, AVA V LP and AVA VI
LP is each a limited partnership formed under the laws of the state
of Delaware. AVA V Inc. and AVA VI Inc. is each a corporation
formed under the laws of the state of Delaware. Atlas V-A is a
limited partnership formed under the laws of The Netherlands. Atlas
VI GmbH is a limited partnership formed under the laws of Germany.
Mr. Bichara is a citizen of Germany. Mr. Formela is a citizen of
France. Mr. Spray is a citizen of the United Kingdom.
Item 2(d). Title of Class of Securities: Common Stock, $0.01 par value per
share (the "Common Stock").
Item 2(e). CUSIP Number: 02043Q107
Page 15 of 19 pages
Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b)
or (c), Check Whether the Person Filing is a:
Not Applicable.
Item 4. Ownership.
(a) Amount Beneficially Owned: Atlas V is the record holder of 422,887
shares of Common Stock as of December 31, 2005 (the "Atlas V
Shares"). Atlas V-A is the record holder of 105,058 shares of
Common Stock as of December 31, 2005 (the "Atlas V-A Shares"). AVE
V is the record holder of 7,039 shares of Common Stock as of
December 31, 2005 (the "AVE V Shares"). Atlas VI is the record
holder of 767,691 shares of Common Stock as of December 31, 2005
(the "Atlas VI Shares"). Atlas VI GmbH is the record holder of
14,057 shares of Common Stock as of December 31, 2005 (the "Atlas
VI GmbH Shares"). AVE VI is the record holder of 20,732 shares of
Common Stock as of December 31, 2005 (the "AVE VI Shares"). By
virtue of their relationship as affiliated limited partnerships,
each Fund may be deemed to share the power to direct the
disposition and vote the Atlas V Shares, the Atlas V-A Shares, the
AVE V Shares, the Atlas VI Shares, the Atlas VI GmbH Shares and the
AVE VI Shares, for an aggregate of 1,337,464 shares of Common Stock
(the "Record Shares"). As general partner or managing limited
partner, as the case may be, of certain of the Funds, and by virtue
of the Funds relationship as affiliated limited partnerships, each
of AVA V LP and AVA VI LP may also be deemed to beneficially own
the Record Shares. As the general partner of AVA V LP and AVA VI LP
respectively, AVA V Inc. and AVA VI Inc. may also be deemed to
beneficially own the Record Shares. In their capacities as
directors of AVA V Inc. and AVA VI Inc. each of Messrs. Bichara,
Formela and Spray may be deemed to beneficially own the Record
Shares.
Each Filing Person disclaims beneficial ownership of the Record
Shares except for such shares, if any, such Filing Person holds of
record.
(b) Percent of Class:
Each Filing Person: 5.02%
(c) Number of shares as to which the person has:
(i) sole power to vote or to direct the vote:
0
(ii) shared power to vote or to direct the vote:
1,337,464 for each Filing Person
(iii) sole power to dispose or direct the disposition of:
0
Page 16 of 19 pages
(iv) shared power to dispose or direct the disposition of:
1,337,464 for each Filing Person
Item 5. Ownership of Five Percent or Less of a Class.
Not Applicable.
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
Not Applicable.
Item 7. Identification and Classification of the Subsidiary which Acquired
the Security Being Reported on By the Parent Holding Company.
Not Applicable.
Item 8. Identification and Classification of Members of the Group.
Not Applicable. The Filing Persons expressly disclaim membership in
a "group" as used in Rule 13d-5(b)(1).
Item 9. Notice of Dissolution of Group.
Not Applicable.
Item 10. Certification.
Not Applicable. This statement on Schedule 13G is not filed
pursuant to Rule 13d-1(b) or Rule 13d-1(c).
Page 17 of 19 pages
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
Dated: February 8, 2006
*
-------------------------------------------
Axel Bichara
*
-------------------------------------------
Jean-Francois Formela
*
-------------------------------------------
Christopher Spray
Atlas Venture Fund VI, L.P.
Atlas Venture Entrepreneurs' Fund VI, L.P.
By: Atlas Venture Associates VI, L.P.
their general partner
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Fund VI GmbH & Co. KG
By: Atlas Venture Associates VI, L.P.
its managing limited partner
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates VI, L.P.
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Page 18 of 19 pages
Atlas Venture Associates VI, Inc.
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Fund V, L.P.
Atlas Venture Entrepreneurs' Fund V, L.P.
Atlas Venture Parallel Fund V-A, C.V.
By: Atlas Venture Associates V, L.P.
their general partner
By: Atlas Venture Associates V, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates V, L.P.
By: Atlas Venture Associates V, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates V, Inc.
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
* By: /s/ Jeanne Larkin Henry
-----------------------------
By Jeanne Larkin Henry in her
individual capacity and as
Attorney-in-Fact
Page 19 of 19 pages
Exhibit 1
AGREEMENT
Pursuant to Rule 13d-1(k)(1) under the Securities and Exchange Act of 1934,
each of the undersigned hereby agree that only one statement containing the
information required by Schedule 13G need be filed with respect to the ownership
by each of the undersigned of shares of stock of Alnylam Pharmaceuticals, Inc.
This Agreement may be executed in any number of counterparts, each of which
shall be deemed an original.
Dated: February 8, 2006
*
-------------------------------------------
Axel Bichara
*
-------------------------------------------
Jean-Francois Formela
*
-------------------------------------------
Christopher Spray
Atlas Venture Fund VI, L.P.
Atlas Venture Entrepreneurs' Fund VI, L.P.
By: Atlas Venture Associates VI, L.P.
their general partner
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Fund VI GmbH & Co. KG
By: Atlas Venture Associates VI, L.P.
its managing limited partner
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates VI, L.P.
By: Atlas Venture Associates VI, Inc.
its general partner
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates VI, Inc.
By: *
---------------------------------------
Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Fund V, L.P.
Atlas Venture Entrepreneurs' Fund V, L.P.
Atlas Venture Parallel Fund V-A, C.V.
By: Atlas Venture Associates V, L.P.
their general partner
By: Atlas Venture Associates V, Inc.
its general partner
By: *
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Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates V, L.P.
By: Atlas Venture Associates V, Inc.
its general partner
By: *
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Name: Jeanne Larkin Henry
Title: Vice-President
Atlas Venture Associates V, Inc.
By: *
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Name: Jeanne Larkin Henry
Title: Vice-President
* By: /s/ Jeanne Larkin Henry
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By Jeanne Larkin Henry in her
individual capacity and as
Attorney-in-Fact
Exhibit 2
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears
below hereby constitutes and appoints each and any of Christopher J. Spray and
Jeanne Larkin Henry his true and lawful attorney-in-fact and agent, with full
power of substitution and re-substitution, for him and in his name, place and
stead, in any and all capacities (until revoked in writing) to sign any and all
instruments, certificates and documents required to be executed on behalf of
himself individually or on behalf of each or any of Atlas Venture Fund II, L.P.,
Atlas Venture Associates II, L.P., Atlas Venture Fund III, L.P., Atlas Venture
Entrepreneurs' Fund III, L.P., Atlas Venture Associates III, L.P., Atlas Venture
Associates III, Inc., Atlas Venture Fund IV, L.P., Atlas Venture Entrepreneurs'
Fund IV, L.P., Atlas Venture Parallel Fund IV-A, C.V., Atlas Venture Parallel
Fund IV-B, C.V., Atlas Venture Associates IV, L.P., Atlas Venture Associates IV,
Inc., Atlas Venture Fund V, L.P., Atlas Venture Entrepreneurs' Fund V, L.P.,
Atlas Venture Parallel Fund V-A, C.V., Atlas Venture Parallel Fund V-B, C.V.,
Atlas Venture Associates V, L.P., Atlas Venture Associates V, Inc., Atlas
Venture Fund VI, L.P., Atlas Venture Entrepreneurs' Fund VI, L.P., Atlas Venture
Fund VI GmbH & Co. KG, Atlas Venture Associates VI, L.P. and Atlas Venture
Associates VI, Inc. pursuant to sections 13 and 16 of the Securities Exchange
Act of 1934, as amended (the "Exchange Act"), and any and all regulations
promulgated thereunder, and to file the same, with all exhibits thereto, and any
other documents in connection therewith, with the Securities and Exchange
Commission, and with any other entity when and if such is mandated by the
Exchange Act or by the By-laws of the National Association of Securities
Dealers, granting unto said attorney-in-fact and agent full power and authority
to do and perform each and every act and thing requisite and necessary fully to
all intents and purposes as he might or could do in person thereby ratifying and
confirming all that said attorney-in-fact and agent, or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.
IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 8th
day of February, 2005.
/s/ Axel Bichara
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Axel Bichara
/s/ Jean-Francois Formela
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Jean-Francois Formela
/s/ Christopher Spray
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Christopher Spray