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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Amendment #1
Under the Securities and Exchange Act of 1934
Performance Technologies, Inc.
 
(Name of Issuer)
Common Stock
 
(Title of Class of Securities)
71376K102
 
(CUSIP Number)
December 31, 2010
 
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
     This Schedule is filed pursuant to Rule 13d-1(b)
The information required in the remainder of this cover page (except any items to which the form provides a cross-reference) 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.
 
 


 

                     
CUSIP No.
 
71376K102 
 

 

           
1   NAME OF REPORTING PERSON
Ameriprise Financial, Inc.

S.S. or I.R.S. Identification
IRS No. 13-3180631

No. of Above Person
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

  (a)   o
  (b)   þ*
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Delaware
       
  5   SOLE VOTING POWER
     
NUMBER OF   -0-
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   889,720
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH 8   SHARED DISPOSITIVE POWER
     
    1,315,995
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  1,315,995
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  11.84%
     
12   TYPE OF REPORTING PERSON
   
  CO
* This filing describes the reporting person’s relationship with other persons, but the reporting person does not affirm the existence of a group.


 

                     
CUSIP No.
 
71376K102 
 

 

           
1   NAME OF REPORTING PERSON
Columbia Management
Investment Advisers, LLC

S.S. or I.R.S. Identification
IRS No. 41-1533211

No. of Above Person
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

  (a)   o
  (b)   þ*
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Minnesota
       
  5   SOLE VOTING POWER
     
NUMBER OF   -0-
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   889,720
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH 8   SHARED DISPOSITIVE POWER
     
    1,315,995
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  1,315,995
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  11.84%
     
12   TYPE OF REPORTING PERSON
   
  IA
* This filing describes the reporting person’s relationship with other persons, but the reporting person does not affirm the existence of a group.


 

                     
CUSIP No.
 
71376K102 
 

 

           
1   NAME OF REPORTING PERSON
Columbia Small Cap Core Fund

S.S. or I.R.S. Identification
IRS No. 04-3343831

No. of Above Person
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

  (a)   o
  (b)   þ*
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Massasschutes
       
  5   SOLE VOTING POWER
     
NUMBER OF   643,041
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   -0-
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH 8   SHARED DISPOSITIVE POWER
     
    643,041
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  643,041
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  5.78%
     
12   TYPE OF REPORTING PERSON
   
  IV
* This filing describes the reporting person’s relationship with other persons, but the reporting person does not affirm the existence of a group.


 

         
1(a)
  Name of Issuer:   Performance Technologies, Inc.
 
       
1(b)
  Address of Issuer’s Principal
Executive Offices:
  205 Indigo Creek Dr.
Rochester, NY 14626
 
       
2(a)
  Name of Person Filing:   (a) Ameriprise Financial, Inc. (“AFI”)
(b) Columbia Management Investment Advisers, LLC (“CMIA”)
(c) Columbia Small Cap Core Fund (“CSCC”)
 
       
2(b)
  Address of Principal Business Office:   (a) Ameriprise Financial, Inc.
145 Ameriprise Financial Center
Minneapolis, MN 55474
(b) 100 Federal St.
Boston, MA 02110
(c) 100 Federal St.
Boston, MA 02110
 
       
2(c)
  Citizenship:   (a) Delaware
(b) Minnesota
(c) Massasschutes
 
       
2(d)
  Title of Class of Securities:   Common Stock
 
       
2(e)
  Cusip Number:   71376K102
3   Information if statement is filed pursuant to Rules 13d-1(b) or 13d-2(b):
     (a) Ameriprise Financial, Inc.
    A parent holding company in accordance with Rule 13d-1(b)(1)(ii)(G). (Note: See Item 7)
     (b) Columbia Management Investment Advisers, LLC
    An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E)
     (c) Columbia Small Cap Core Fund
    An investment company registered under Section 8 of the Investment Company Act of 1940.
4   Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to each reporting person.
    CMIA, as an investment adviser to CSCC, may be deemed to beneficially own the shares reported herein by CSCC. Accordingly, the shares reported herein by CMIA include those shares separately reported herein by CSCC.

 


 

    AFI, as the parent company of CMIA, may be deemed to beneficially own the shares reported herein by CMIA. Accordingly, the shares reported herein by AFI include those shares separately reported herein by CMIA.
    Each of AFI and CMIA, and the subsidiaries identified on the attached Exhibit I, disclaims beneficial ownership of any shares reported on this Schedule.
5   Ownership of 5% or Less of a Class: Not Applicable
 
6   Ownership of more than 5% on Behalf of Another Person:
 
    The clients of Columbia Management Investment Advisers, LLC, a registered investment adviser, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends and proceeds from the sale of shares included on this Schedule. As of December 31, 2010, only CSCC, a registered investment company, owned more than 5% of the class of securities reported herein. Any remaining shares reported herein by CMIA are owned by various other accounts managed by CMIA on a discretionary basis. To the best of CMIA’s knowledge, none of these other accounts own more than 5% of the outstanding shares.
7   Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company:
     AFI: See Exhibit I
8   Identification and Classification of Members of the Group:
     Not Applicable
9   Notice of Dissolution of Group:
     Not Applicable
10   Certification:
 
    By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect.

 


 

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 11, 2011
         
  Ameriprise Financial, Inc.
 
 
  By:   /s/ Wade M. Voigt    
    Name:   Wade M. Voigt   
    Title:   Director — Fund Administration   
 
  Columbia Management Investment
Advisers, LLC
 
 
  By:   /s/ Amy Johnson    
    Name:   Amy Johnson   
    Title:   Chief Operating Officer   
 
  Columbia Funds Series Trust I,
      on behalf of its series Columbia Small Cap
      Core Fund
 
 
  By:   /s/ Scott R. Plummer    
    Name:   Scott R. Plummer   
    Title:   Senior Vice President, Secretary
and Chief Legal Officer 
 
 
  Contact Information
      Wade M. Voigt
      Director — Fund Administration
      Telephone: (612) 671-5682
 
 
     
     
     

 


 

Exhibit Index
     
Exhibit I
  Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company.
 
   
Exhibit II
  Joint Filing Agreement