sc13gza
 
 
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Amendment #1
Under the Securities and Exchange Act of 1934
Acme Packet Inc.
 
(Name of Issuer)
Common Stock
 
(Title of Class of Securities)
004764106
 
(CUSIP Number)
August 31, 2011
 
(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.
 
004764106 
 

 

           
1   NAME OF REPORTING PERSON
Ameriprise Financial, Inc.

S.S. or I.R.S. Identification No. of Above Person
IRS No. 13-3180631
     
     
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   4,201,285
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    4,283,692
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  4,283,692
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  6.44%
     
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.
 
004764106 
 

 

           
1   NAME OF REPORTING PERSON
Columbia Management Investment Advisers, LLC

S.S. or I.R.S. Identification No. of Above Person
IRS No. 41-1533211
     
     
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   4,201,285
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    4,283,692
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  4,283,692
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  6.44%
     
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.
 
004764106 
 

 

           
1   NAME OF REPORTING PERSON
Columbia Select Large Cap Growth Fund

S.S. or I.R.S. Identification No. of Above Person
IRS No: 36-3376651
     
     
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   2,695,740
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   -0-
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   -0-
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    2,695,740
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  2,695,740
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  Not Applicable
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  4.05%
     
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:   Acme Packet Inc.
 
       
1(b)
  Address of Issuer’s Principal Executive Offices:   100 Crosby Drive
Bedford, MA 01730
 
       
2(a)
  Name of Person Filing:   (a) Ameriprise Financial, Inc. (“AFI”)
 
      (b) Columbia Management Investment
Advisers, LLC (“CMIA”)
 
      (c) Columbia Select Large Cap Growth
Fund(“SLCG”)
 
       
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) Massachusetts
 
      (c) Massachusetts
 
       
2(d)
  Title of Class of Securities:   Common Stock
 
       
2(e)
  Cusip Number:   004764106 
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 Select Large Cap Growth 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 SLCG, may be deemed to beneficially own the shares reported herein by SLCG. Accordingly, the shares reported herein by CMIA include those shares separately reported herein by SLCG.

 


 

    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:
     Not Applicable
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: September 9, 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 Select
      Large Cap Growth 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