Seacoast EVP shares withheld for tax obligations

SEACOAST BANKING CORP OF FLORIDA executive Austen Carroll, EVP and Chief Lending Officer, reported share dispositions used to cover tax obligations tied to equity compensation.

Rhea-AI Filing Summary

SEACOAST BANKING CORP OF FLORIDA executive Austen Carroll, EVP and Chief Lending Officer, reported share dispositions used to cover tax obligations tied to equity compensation. On April 1, 2026, Carroll had a total of 2,011 common shares withheld at $30.58 per share to pay exercise price or tax liabilities, classified as tax-withholding dispositions rather than open-market sales.

Following these transactions, Carroll directly held 49,567 shares of Seacoast common stock. Footnotes indicate multiple unvested time-based restricted stock awards granted in 2023, 2024, and 2025, each scheduled to vest in one-third annual increments over three years, subject to continued employment.

Insider Trade Summary

Exercise Price or Tax Liability: 2,011 shares

Exercise Price or Tax Liability 4 txns

Insider Carroll Austen

Role EVP, Chief Lending Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	342	$30.58	$10K
Exercise Price or Tax Liability	Common Stock	1,286	$30.58	$39K
Exercise Price or Tax Liability	Common Stock	383	$30.58	$12K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 53,016 shares (Direct)

Footnotes (3)

1. F1. Represents an unvested time-based restricted stock award granted on April 1 2023, which shall vest over 3 years in one-third increments, beginning April 1, 2024, and on each anniversary thereafter, subject to continued employment.
2. F2. Represents an unvested time-based restricted stock award granted on April 1, 2024, which shall vest over 3 years in one-third increments, beginning April 1, 2025, and on each anniversary thereafter, subject to continued employment.
3. F3. Represents an unvested time based restricted stock award grated on April 1, 2025, which vests over 3 years in one-third increments, beginning April 1, 2026, and on each anniversary thereafter subject to continued employment

Key Figures

Tax-withheld shares: 2,011 shares Tax-withholding price: $30.58 per share Post-transaction holdings: 49,567 shares +4 more

7 metrics

Tax-withheld shares 2,011 shares Common stock delivered for tax obligations on April 1, 2026

Tax-withholding price $30.58 per share Value used for code F dispositions in common stock

Post-transaction holdings 49,567 shares Direct Seacoast common stock held after reported transactions

First withholding lot 342 shares Common stock withheld for taxes at $30.58 per share

Second withholding lot 1,286 shares Common stock withheld for taxes at $30.58 per share

Third withholding lot 383 shares Common stock withheld for taxes at $30.58 per share

Tax-withholding transactions 3 transactions Code F dispositions of common stock on April 1, 2026

Key Terms

tax-withholding disposition, restricted stock award, time-based restricted stock, vest over 3 years, +1 more

5 terms

tax-withholding disposition financial

"classified as tax-withholding dispositions rather than open-market sales"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

restricted stock award financial

"Represents an unvested time-based restricted stock award granted on April 1 2023"

A restricted stock award is company shares given to an employee or executive that cannot be sold or fully owned until certain conditions—like staying with the company for a set time or hitting performance targets—are met. Think of it as a gift that only becomes yours after you fulfill specific obligations; for investors, these awards matter because they can increase the total shares outstanding when they vest, reveal how management is being paid and motivated, and create potential selling pressure when restrictions lift.

time-based restricted stock financial

"Represents an unvested time-based restricted stock award granted on April 1, 2024"

Time-based restricted stock are company shares granted to employees or executives that become fully owned and transferable only after the recipient stays with the company for specified time periods. Think of it like receiving a wrapped gift that opens a little each year; the gradual unlocking helps keep employees motivated and tied to long-term performance. Investors watch these grants because they can dilute existing shares when they vest and signal how management is being rewarded and incentivized.

vest over 3 years financial

"which shall vest over 3 years in one-third increments"

subject to continued employment financial

"on each anniversary thereafter, subject to continued employment"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Seacoast Banking (SBCF) executive Austen Carroll report on this Form 4?

Austen Carroll reported share dispositions used to cover tax obligations on equity compensation. On April 1, 2026, 2,011 Seacoast common shares were withheld at $30.58 per share, classified as tax-withholding dispositions rather than open-market sales, reflecting routine compensation-related activity.

How many Seacoast (SBCF) shares were withheld for taxes and at what price?

A total of 2,011 Seacoast common shares were withheld to satisfy tax or exercise obligations. The transactions were priced at $30.58 per share, reflecting the value used for the tax-withholding disposition, not a discretionary open-market purchase or sale by the executive.

How many Seacoast Banking (SBCF) shares does Austen Carroll hold after these transactions?

After the April 1, 2026 tax-withholding dispositions, Austen Carroll directly holds 49,567 Seacoast common shares. This post-transaction balance shows that the reported activity is small relative to his total direct holdings and is linked to equity compensation vesting.

Were the Seacoast (SBCF) Form 4 transactions open-market sales by the EVP?

No. The Form 4 classifies these transactions with code F as tax-withholding dispositions. Shares were delivered to cover the exercise price or tax liabilities on equity awards, rather than being sold in open-market transactions initiated by the executive.

What restricted stock awards are disclosed for Seacoast (SBCF) executive Austen Carroll?

Footnotes describe time-based restricted stock awards granted in 2023, 2024, and 2025. Each grant vests in one-third increments over three years beginning one year after grant, and vesting is conditioned on continued employment with Seacoast Banking Corp of Florida.

Does this Seacoast (SBCF) Form 4 show any option exercises or derivative positions?

The disclosed summary shows no derivative exercises or remaining derivative positions. All reported transactions involve common stock, with code F indicating shares withheld for tax or exercise obligations, and the derivative position table is empty in this filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/03/2026 - 04:13 PM Learn about SEC filing dates

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^*

Carroll Austen

(Last) (First) (Middle)

P.O. BOX 9012

(Street)

STUART FLORIDA 34995

(City) (State) (Zip)

UNITED STATES

(Country)

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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Lending Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	04/01/2026		F		342	D	$30.58	0	D(1)
Common Stock	04/01/2026		F		1,286	D	$30.58	6,385	D(2)
Common Stock	04/01/2026		F		383	D	$30.58	3,449	D(3)
Common Stock								49,567	D

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

Explanation of Responses:

1. Represents an unvested time-based restricted stock award granted on April 1 2023, which shall vest over 3 years in one-third increments, beginning April 1, 2024, and on each anniversary thereafter, subject to continued employment.

2. Represents an unvested time-based restricted stock award granted on April 1, 2024, which shall vest over 3 years in one-third increments, beginning April 1, 2025, and on each anniversary thereafter, subject to continued employment.

3. Represents an unvested time based restricted stock award grated on April 1, 2025, which vests over 3 years in one-third increments, beginning April 1, 2026, and on each anniversary thereafter subject to continued employment

Remarks:

	/s/ Kathy L. Hsu as Power of Attorney for Austen Carroll	04/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)