Annual Statement of Changes in Beneficial Ownership (5)

FORM 5

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
[ ] Form 3 Holdings Reported
[ ] Form 4 Transactions Reported

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* HUDSON DENNIS S III	2. Issuer Name and Ticker or Trading Symbol SEACOAST BANKING CORP OF FLORIDA [SBCF]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director _____ 10% Owner __ X __ Officer (give title below) _____ Other (specify below) Chairman & CEO
(Last) (First) (Middle) SEACOAST BANKING CORP. OF FLORIDA, P.O. BOX 9012	3. Statement for Issuer's Fiscal Year Ended (MM/DD/YYYY) 12/31/2016
(Street) STUART, FL 34995 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form Filed by One Reporting Person ___ Form Filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock							27247	D
Common Stock							42787	D ⁽¹⁾
Common Stock							21915	D ⁽²⁾
Common Stock							49386	D ⁽³⁾
Common Stock							30865.91	D ⁽⁴⁾
Common Stock							224356	I	Held by Sherwood Partners, Ltd., family partnership
Common Stock							280	I	Held by spouse as custodian for son
Common Stock							20	I	held by son

*Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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 (MM/DD/YYYY)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of Derivative Securities Beneficially Owned at End of Issuer's Fiscal Year (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock Right to Buy ⁽⁵⁾	$14.82						⁽⁶⁾	2/28/2024	Common Stock	51956		51956	D
Common Stock Right to Buy ⁽⁵⁾	$12.63						⁽⁷⁾	1/29/2023	Common Stock	17975		17975	D
Common Stock Right to Buy ⁽⁵⁾	$10.54						4/29/2015 ⁽⁸⁾	4/29/2024	Common Stock	50000		50000	D
Common Stock Right to Buy ⁽⁵⁾	$11.00						6/28/2014 ⁽⁹⁾	6/27/2023	Common Stock	19400		19400	D
Stock Settled Stock Appreciation Right ⁽¹⁰⁾	$111.10						4/2/2012 ⁽¹¹⁾	4/1/2017	Common Stock	14627		14627	D

Explanation of Responses:
( 1)	Represents shares subject to performance-based restricted stock units ("PSUs") granted on June 28, 2013, that were subject to performance requirements over a period ending December 31, 2015. One-third of the earned shares vested on Dec. 31, 2016. Of the remaining shares, one-half vest on each of Dec. 31, 2017 and Dec. 31, 2018, provided the recipient remains in continuous service with the Company on each such vesting date.
( 2)	Held in Trust
( 3)	Held jointly with spouse
( 4)	Represents share equivalents held in the Company's Retirement Savings Plan as of December 31, 2016
( 5)	Granted pursuant to Company's 2013 Incentive Plan
( 6)	Originally has two tiered vesting. Performance criteria was met, and time-based vesting began on 12/1/2016. Option vests in equal installments at the end of each month over the next 48 months, provided that Optionee remains in Continuous Service on each applicable vesting date.
( 7)	Two tiered vesting. Performance criteria met and time-based vesting began on 7/1/15. Option vests in equal installments at the end of each month over 48 months, provided Optionee remains in Continuous Service on each applicable vesting date.
( 8)	Vests over 3 years in one-third increments on each anniversary of the date of grant beginning on the first anniversary of the date of grant (the date indicated), subject to continued employment.
( 9)	Vests over 5 years at the rate of 20% beginning on the first anniversary of the date of grant (the date indicated) and then at the rate of 20% on each of the following four anniversaries thereafter, subject to continued employment.
( 10)	Granted pursuant to Company's 2000 Long-Term Incentive Plan
( 11)	Date fully vested

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
HUDSON DENNIS S III SEACOAST BANKING CORP. OF FLORIDA P.O. BOX 9012 STUART, FL 34995	X		Chairman & CEO

Signatures
/s/ Sharon Mehl as Power of Attorney for Dennis S. Hudson, III		2/15/2017
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	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).
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