Schedule 13G

 

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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.             ) *

 

 

 

 

NetScout Systems, Inc.

(Name of Issuer)

 

Common Stock Par Value $.01

(Title of Class of Securities)

 

 

64115T 10 4

                                (CUSIP Number)                                

 

12-31-07

(Date of Event Which Requires Filing of this Statement)

 

THIS SCHEDULE IS BEING FILED PURSUANT TO RULE 13d-1

 

Check the following box if a fee is being paid with this statement [    ]. (A fee is not required only if the filing person: (1) has a previous statement on file reporting beneficial ownership of more than five percent of the class of securities described in Item 1; and (2) has filed no amendment subsequent thereto reporting beneficial ownership of five percent or less of such class.) (See Rule 13d-7).

 

* 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


CUSIP NO. 64115T 10 4   13G  

 

  1

 

NAME OF REPORTING PERSON S.S. OR I.R.S IDENTIFICATION NO. OF ABOVE PERSON

 

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

 

 

 

 

04-3334380

04-3299318

04-3398534

04-3395404

04-3295365

04-3205751

  2  

CHECK THE BOX IF A MEMBER OF A GROUP*

(a)  x

(b)  ¨

   
  3  

SEC USE ONLY

 

   
  4  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

 

 

Delaware

Delaware

Delaware

Delaware

Massachusetts

Delaware

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

WITH

 

  5    SOLE VOTING POWER

 

         TA/Advent VIII L.P.

         Advent Atlantic and Pacific III L.P.

         TA Executives Fund LLC

         TA Investors LLC

         High Street Partners L.P.

         TA Associates, Inc.

 

 

0

0

0

0

0

0

 

 

  6    SHARED VOTING POWER

 

        N/A

   
 

  7    SOLE DISPOSITIVE POWER

 

         TA/Advent VIII L.P.

         Advent Atlantic and Pacific III L.P.

         TA Executives Fund LLC

         TA Investors LLC

         High Street Partners L.P.

         TA Associates, Inc.

 

 

0

0

0

0

0

0

 

 

  8    SHARED DISPOSITIVE POWER

 

        N/A

   
  9  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

 

 

0

0

0

0

0

0

10  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

 

   
11  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

 

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

 

 

0.00%

0.00%

0.00%

0.00%

0.00%

0.00%

12  

TYPE OF REPORTING PERSON

 

Five Partnerships

One Corporation

   

SEE INSTRUCTION BEFORE FILLING OUT!

 

Page 2


ATTACHMENT TO FORM 13G

 

ITEM 1 (a)

   NAME OF ISSUER: NetScout Systems, Inc.   

ITEM 1 (b)

   ADDRESS OF ISSUER’S PRINCIPAL EXECUTIVE OFFICES:   
  

4 Technology Park Drive

Westford, MA 01886

  

ITEM 2 (a)

  

NAME OF PERSON FILING:

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC.

High Street Partners L.P.

TA Associates, Inc.

  

ITEM 2 (b)

  

ADDRESS OF PRINCIPAL BUSINESS OFFICE:

c/o TA Associates

John Hancock Tower

200 Clarendon St. 56th Floor

Boston, MA 02116

  

ITEM 2 (c)

   CITIZENSHIP: Not Applicable   

ITEM 2 (d)

   TITLE AND CLASS OF SECURITIES: Common   

ITEM 2 (e)

   CUSIP NUMBER: 64115T 10 4   

ITEM 3

   IF THIS STATEMENT IS FILED PURSUANT TO RULES 13d-1 (b) OR 13d-2 (b), CHECK WHETHER THE PERSON FILING IS A: Not Applicable   

ITEM 4

   OWNERSHIP   
ITEM 4 (a)    AMOUNT BENEFICIALLY OWNED:    COMMON STOCK  
  

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P.

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

   0

0

0

0

0

0

 

 

 

 

 

 

ITEM 4 (b)    PERCENT OF CLASS    PERCENTAGE  
  

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

   0.00

0.00

0.00

0.00

0.00

0.00

%

%

%

%

%

%

ITEM 4 (c)

   NUMBER OF SHARES AS TO WHICH SUCH PERSON HAS:  
  

(I)            SOLE POWER TO VOTE OR DIRECT THE VOTE:

   COMMON STOCK  
  

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

   0

0

0

0

0

0

 

 

 

 

 

 

  

(II)            SHARED POWER TO VOTE OR DIRECT THE VOTE:

   N/A  
  

(III)          SOLE POWER TO DISPOSE OR DIRECT THE DISPOSITION:

   COMMON STOCK  
  

TA/Advent VIII L.P.

Advent Atlantic and Pacific III L.P

TA Executives Fund LLC

TA Investors LLC

High Street Partners L.P.

TA Associates, Inc.

   0

0

0

0

0

0

 

 

 

 

 

 

  

(IV)            SHARED POWER TO DISPOSE OR DIRECT THE DISPOSITION

   N/A  

 

Page 3


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 THAT ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY:

 

Not Applicable

ITEM 8

  

IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:

 

This schedule 13G is filed pursuant to Rule 13d-l (d). For the agreement of group members to a joint filing, see below.

ITEM 9

   NOTICE OF DISSOLUTION OF GROUP: Not Applicable

ITEM 10

   CERTIFICATION: Not Applicable

 

Page 4


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.

 

Page 5


AGREEMENT FOR JOINT FILING

TA/Advent VIII L.P., Advent Atlantic and Pacific III L.P., TA Executives Fund LLC, High Street Partners L.P., TA Associates, Inc. and TA Investors LLC, hereby agree that TA Associates shall file with the Securities and Exchange Commission a joint schedule 13G on behalf of the above-named parties concerning their beneficial ownership of NetScout Systems, Inc.

Dated: February 13, 2008

 

TA/ADVENT VIII L.P.
By:   TA Associates VIII LLC, its General Partner
By:   TA Associates, Inc. its Manager
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, Chief Financial Officer
ADVENT ATLANTIC AND PACIFIC III L.P.
By:   TA Associates AAP III Partners L.P., its General Partner
By:   TA Associates, Inc. its General Partner
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, Chief Financial Officer
TA EXECUTIVES FUND LLC
By:   TA Associates, Inc., its Manager
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, Chief Financial Officer
TA INVESTORS LLC
By:   TA Associates. Inc., its Manager
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, Chief Financial Officer
TA Associates, Inc.
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, Chief Financial Officer
High Street Partners L.P.
By:   /s/    THOMAS P. ALBER      
  Thomas P. Alber, General Partner

 

Page 6