Seacoast Banking (SBCF) director exercises 4,543 stock options

Rhea-AI Filing Summary

Seacoast Banking Corporation of Florida director Alvaro Monserrat reported exercising stock options into Seacoast common stock. On February 4, 2026, he exercised rights to buy 2,142, 1,431 and 970 shares at exercise prices of $22.65, $27.53 and $27.79 per share, respectively. These derivative positions were fully exercised, leaving no remaining options from those specific grants.

Following the transactions, Monserrat directly beneficially owned 23,778 shares of Seacoast common stock, including amounts held in Seacoast's Non-employee Directors Deferred Compensation Plan. The exercised options were originally granted under the company’s 2013 and 2021 incentive plans.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Monserrat Alvaro

(Last) (First) (Middle)

C/O SEACOAST BANKING CORPORATION

P. O. BOX 9012

(Street)

STUART FL 34995

(City) (State) (Zip)

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/04/2026

4. If Amendment, Date of 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

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	02/04/2026		M		2,142	A	$22.65	5,142	D
Common Stock	02/04/2026		M		1,431	A	$27.53	6,573	D
Common Stock	02/04/2026		M		970	A	$27.79	7,543	D
Common Stock								23,778	D(1)

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 Securities Underlying Derivative Security (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: 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
Common Stock Right to Buy(2)	$22.65	02/04/2026		M			2,142	02/06/2017	02/06/2027	Common Stock	2,142	$0	0	D
Common Stock Right to Buy(2)	$27.53	02/04/2026		M			1,431	05/04/2018	05/04/2028	Common Stock	1,431	$0	0	D
Common Stock Right to Buy(3)	$27.79	02/04/2026		M			970	02/03/2025	02/03/2035	Common Stock	970	$0	0	D

Explanation of Responses:

1. Held in Seacoast's Non-employee Directors Deferred Compensation Plan

2. Granted pursuant to Seacoast Banking Corporation of Florida's 2013 Incentive Plan

3. Granted pursuant to Seacoast Banking Corporation of Florida's 2021 Incentive Plan

Remarks:

	/s/ Kathy L. Hsu as Power of Attorney for Alvaro J. Monserrat	02/05/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.

FAQ

What did Seacoast Banking (SBCF) director Alvaro Monserrat report on this Form 4?

Director Alvaro Monserrat reported exercising stock options into Seacoast Banking common shares. Multiple option grants were converted into stock, and the derivative positions from those specific grants were reduced to zero following the transactions disclosed for February 4, 2026.

How many Seacoast Banking (SBCF) shares did Monserrat acquire through option exercises?

Monserrat acquired 2,142, 1,431 and 970 Seacoast common shares through option exercises. These three transactions together increased his directly held common stock position, as reflected in the reported post-transaction beneficial ownership figures on the Form 4 filing.

What exercise prices applied to Alvaro Monserrat’s Seacoast (SBCF) stock options?

The stock options were exercised at prices of $22.65, $27.53 and $27.79 per share. Each price corresponds to a specific option grant, which was fully exercised into Seacoast common stock on February 4, 2026, according to the Form 4 disclosure.

How many Seacoast Banking (SBCF) shares does Monserrat beneficially own after these transactions?

After the reported exercises, Monserrat beneficially owns 23,778 shares of Seacoast common stock. This total includes shares held directly and amounts held in Seacoast's Non-employee Directors Deferred Compensation Plan, as indicated by the Form 4 footnote disclosure.

Which Seacoast (SBCF) incentive plans granted the options exercised by Monserrat?

The exercised options were granted under Seacoast Banking Corporation of Florida’s 2013 Incentive Plan and 2021 Incentive Plan. These plans provided the “Common Stock Right to Buy” awards that Monserrat exercised into common shares on February 4, 2026.

Were any of Alvaro Monserrat’s Seacoast (SBCF) derivative securities left after the exercises?

No derivative securities from the reported grants remained after the exercises. The Form 4 shows that the number of derivative securities beneficially owned for each “Common Stock Right to Buy” entry was reduced to zero following the February 4, 2026 option exercises.