Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
ADAMS STREET PARTNERS LLC
   2. Issuer Name and Ticker or Trading Symbol
Five9, Inc. [FIVN] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
ONE NORTH WACKER DRIVE, STE 2200		 3. Date of Earliest Transaction (Month/Day/Year)
08/30/2016
(Street)

CHICAGO, IL 60606		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/30/2016   S   342,256 D $ 14.1 1,594,079 D (1)  
Common Stock 08/30/2016   S   296,028 D $ 14.1 1,378,766 D (2)  
Common Stock 08/30/2016   S   168,160 D $ 14.1 783,213 D (3)  
Common Stock 08/30/2016   S   143,556 D $ 14.1 668,619 D (4)  
Common Stock 08/30/2016   S   39,130 D $ 14.46 (7) 15,000 I See Footnote (5) (6)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ADAMS STREET PARTNERS LLC
ONE NORTH WACKER DRIVE
STE 2200
CHICAGO, IL 60606		     X    

Signatures

 /s/ Sara Robinson Dasse, Adams Street Partners, LLC   09/01/2016
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The reported shares (the "Shares") are owned directly by Adams Street 2008 Direct Fund, L.P. ("AS 2008") and indirectly by Adams Street Partners, LLC, as the managing member of the general partner of AS 2008. The Shares owned by AS 2008 may be deemed to be beneficially owned by Adams Street Partners, LLC. Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting and investment power over the Shares. Adams Street Partners, LLC and Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert disclaim beneficial ownership of the Shares except to the extent of their pecuniary interest therein.
(2) The reported shares (the "Shares") are owned directly by Adams Street 2009 Direct Fund, L.P. ("AS 2009") and indirectly by Adams Street Partners, LLC, as the managing member of the general partner of AS 2009. The Shares owned by AS 2009 may be deemed to be beneficially owned by Adams Street Partners, LLC. Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting and investment power over the Shares. Adams Street Partners, LLC and Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert disclaim beneficial ownership of the Shares except to the extent of their pecuniary interest therein.
(3) The reported shares (the "Shares") are owned directly by Adams Street 2010 Direct Fund, L.P. ("AS 2010") and indirectly by Adams Street Partners, LLC, as the managing member of the general partner of AS 2010. The Shares owned by AS 2010 may be deemed to be beneficially owned by Adams Street Partners, LLC. Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting and investment power over the Shares. Adams Street Partners, LLC and Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert disclaim beneficial ownership of the Shares except to the extent of their pecuniary interest therein.
(4) The reported shares (the "Shares") are owned directly by Adams Street 2011 Direct Fund LP ("AS 2011") and indirectly by Adams Street Partners, LLC, as the managing member of the general partner of AS 2011's general partner. The shares owned by AS 2011 may be deemed to be beneficially owned by Adams Street Partners, LLC. Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting and investment power over the Shares. Adams Street Partners, LLC and Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert disclaim beneficial ownership of the Shares except to the extent of their pecuniary interest therein.
(5) The reported shares (the "Shares") are owned directly by David Welsh, who is a partner of Adams Street Partners, LLC. Adams Street Partners, LLC is the managing member of the general partner of Adams Street 2008 Direct Fund, L.P. ("AS 2008"), Adams Street 2009 Direct Fund, L.P. ("AS 2009"), Adams Street 2010 Direct Fund, L.P. ("AS 2010") and the managing member of the general partner of the general partner of Adams Street 2011 Direct Fund LP ("AS 2011") (such funds collectively, the "Funds"). By agreement with the Funds, Mr. Welsh is deemed to hold the Shares for the benefit of the Funds. The Shares may be deemed to be beneficially owned by Adams Street Partners, LLC. Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting and investment power over the Shares.
(6) (continued from Footnote 5) Adams Street Partners, LLC and Thomas S. Bremner, Jeffrey T. Diehl, Elisha P. Gould, Robin Murray, David S. Welsh and Michael R. Zappert disclaim beneficial ownership of the Shares except to the extent of their pecuniary interest therein.
(7) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.34 to $14.61.

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