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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1. Name and Address of Reporting Person * Moorehead Robert M   2. Issuer Name and Ticker or Trading Symbol FNB CORP/PA/ [FNB] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief WholesaleBanking Officer (Last) (First) (Middle) ONE NORTH SHORE CENTER, 12 FEDERAL STREET 3. Date of Earliest Transaction (Month/Day/Year) 04/03/2017 (Street) PITTSBURGH, PA 15212 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 04/03/2017   A   5,579 (1) A (1) 22,012.3486 D   Common Stock 04/03/2017   F   1,700 (2) D (2) 20,312.3486 D

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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

Restricted Stock Units

(3)

04/03/2017

M

2,768.8004 (4)

03/31/2017(3)

03/31/2017(3)

Common Stock

2,768.8004 (4)

$ 0

0

D

Restricted Stock Units

(5)

04/03/2017

A

6,925

04/03/2020

04/03/2020

Common Stock

6,925

$ 0

6,925

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Moorehead Robert M ONE NORTH SHORE CENTER 12 FEDERAL STREET PITTSBURGH, PA 15212			Chief WholesaleBanking Officer

Signatures

/s/Robert M. Moorehead		04/05/2017
**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)	5,579 shares vested from the 2014 Long Term Incentive Plan. 2,769 shares were Time-Based and 2,810 shares were Performance-Based.
(2)	From the above mentioned vesting, 1,700 shares were used to cover the tax portion. 815 shares for the Time-Based award and 885 shares for the Performance-Based award.
(3)	Converted into common stock on one-to-one basis upon satisfaction of vesting conditions.
(4)	Includes 21 units acquired under the F.N.B. Corporation Dividend Reinvestment Plan in 2017.
(5)	Representing contingent right to receive one share of common stock per restricted stock unit upon satisfaction of vesting conditions.

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