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 * AQUINO PETER D   2. Issuer Name and Ticker or Trading Symbol PRIMUS TELECOMMUNICATIONS GROUP INC [PTGI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman, President and CEO (Last) (First) (Middle) 7901 JONES BRANCH DRIVE, SUITE 900 3. Date of Earliest Transaction (Month/Day/Year) 03/29/2012 (Street) MCLEAN, VA 22102 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 (1) 03/29/2012   A   81,774 A $ 0 558,520 D   Common Stock (2) 03/29/2012   F   34,508 D $ 16.13 524,012 D   Common Stock (3) 03/31/2012   A   62,380 A $ 0 586,392 D   Common Stock (4) 03/31/2012   F   17,549 D $ 16.08 568,843 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
AQUINO PETER D 7901 JONES BRANCH DRIVE SUITE 900 MCLEAN, VA 22102	X		Chairman, President and CEO

Signatures

Peter D. Aquino		04/02/2012
**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).
Remarks: (1) Consists of performance-based restricted stock grants, which vested on 3/29/2012 when the closing price of PTGI common stock exceeded $16.00. (2) Shares withheld to cover the tax liability associated with the vesting of the 81,774 shares in footnote (1) which vested on 3/29/2012. (3) Consists of a restricted stock award of 62,380 shares, granted on 3/31/2012 that vests in three equal tranches on 3/31/2012, 3/31/2013 and 3/31/2014, respectively. (4) Shares withheld to cover the tax liability associated with the vesting of the first tranch of 20,793 shares in footnote (2) and shares withheld to cover the tax liability associated with the vesting of the first tranch of 20,793 shares associated with the restricted stock award granted on 8/9/2011 which vested on 3/31/2012.

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