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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Frost James A
   2. Issuer Name and Ticker or Trading Symbol
TUTOR PERINI Corp [TPC] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President & COO
(Last)
(First)
(Middle)
C/O TUTOR PERINI CORPORATION, 15901 OLDEN STREET		 3. Date of Earliest Transaction (Month/Day/Year)
03/15/2017
(Street)

SYLMAR, CA 91342		 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 03/15/2017   M   94,935 A (1) 534,661 D  
Common Stock 03/15/2017   F   39,667 D $ 31.5 494,994 D  
Common Stock 03/15/2017   M   93,197 A (1) 588,191 D  
Common Stock 03/15/2017   F   38,939 D $ 31.5 549,252 D  
Common Stock 03/17/2017   S   110,000 D $ 30.27 (5) 439,252 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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
Restricted Stock Units (1) 03/15/2017   M     94,935   (2)   (2) Common Stock 94,935 $ 0 5,065 D  
Restricted Stock Units (1) 03/15/2017   D     5,065   (2)   (2) Common Stock 5,065 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 28.17 03/15/2017   D     5,065   (2)   (2) Common Stock 5,065 $ 0 94,935 D  
Restricted Stock Units (1) 03/15/2017   M     93,197   (3)   (3) Common Stock 93,197 $ 0 6,803 D  
Restricted Stock Units (1) 03/15/2017   D     6,803   (3)   (3) Common Stock 6,803 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 23.56 03/15/2017   D     6,803   (3)   (3) Common Stock 6,803 $ 0 93,197 D  
Restricted Stock Units (1) 03/15/2016   D     100,000   (4)   (4) Common Stock 100,000 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 23.35 03/15/2016   D     100,000   (4)   (4) Common Stock 100,000 $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Frost James A
C/O TUTOR PERINI CORPORATION
15901 OLDEN STREET
SYLMAR, CA 91342		   X     President & COO  

Signatures

 /s/John D. Barrett, attorney-in-fact   03/17/2017
**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 restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis upon vesting.
(2) On March 30, 2014, the reporting person was granted 100,000 RSUs and 100,000 stock options (SOs) vesting on March 15, 2017, based on the achievement of a performance target for the three-year period ending December 31, 2016; approximately 95% of the award was earned. The RSUs and SOs were previously voluntarily reported on Form 4.
(3) On March 28, 2016, the reporting person was granted 100,000 RSUs and 100,000 SOs vesting on March 15, 2017, based on the achievement of a performance target for the year ending December 31, 2016; approximately 93% of the award was earned. The RSUs and SOs were previously voluntarily reported on Form 4.
(4) On March 31, 2015, the reporting person was granted 100,000 RSUs and 100,000 SOs vesting on March 15, 2016, based on the achievement of a performance target for the year ending December 31, 2015; no portion of these awards was earned. The RSUs and SOs were previously voluntarily reported on Form 4.
(5) The price reported on Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.90 to $30.68, inclusive. The reporting person undertakes to provide to Tutor Perini Corporation, any security holder of Tutor Perini Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnote to this Form 4.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.