Charles M. Shaffer - 04 Aug 2026 Form 4 Insider Report for SEACOAST BANKING CORP OF FLORIDA (SBCF)

Reporting relationship: Chairman, President & CEO, Director
Issuer ticker: SBCF
Reported as of: 04 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 04 Aug 2026, 19:53:53 UTC
Prior SEC filing: 06 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Charles M. Shaffer

Key filing fact

Charles M. Shaffer filed Form 4 for SEACOAST BANKING CORP OF FLORIDA (SBCF) on 04 Aug 2026.

Key facts

This page summarizes Charles M. Shaffer's Form 4 filing for SEACOAST BANKING CORP OF FLORIDA (SBCF).
3 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 04 Aug 2026, 19:53.

Change

Previous filing in this sequence was filed on 06 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001627974 Primary reporting owner

Shaffer Charles M

Relationship: Chairman, President & CEO, Director
Address: SEACOAST BANKING CORPORATION OF FLORIDA, P. O. BOX 9012, STUART
Signature: /s/ Charles M. Shaffer
Signature date: 04 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SBCF transaction

Common Stock

Options Exercise

Transaction value
Shares: +28,544
Change %: +16%
Price: $28.69^*
Shares after: 202,657
Date: 04 Aug 2026
Ownership: Direct

SBCF transaction

Common Stock

Tax liability

Transaction value
Shares: -25,851
Change %: -13%
Price: $35.47^*
Shares after: 176,806
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F1, F2

SBCF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 15,503
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F3

SBCF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 11,495
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F4

SBCF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 16,663
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F5

SBCF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 9,369
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F6

SBCF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,576
Date: 04 Aug 2026
Ownership: Direct
Footnotes: F7

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SBCF transaction Derivative

Common Stock Right to Buy

Options Exercise

Transaction value
Shares: -28,544
Change %: -100%
Price: $35.47^*
Shares after: 0
Date: 04 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 28,544
Exercise price: $28.69
Footnotes: F8, F9

SBCF holding Derivative

Common Stock Right to Buy

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 18,952
Date: 04 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 18,952
Exercise price: $31.15
Footnotes: F8, F9

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 9 footnotes

Footnote F1

Represents shares sold for payment of the exercise price and to cover tax withholding obligations

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.36 to $35.61. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price for this transaction

Footnote F3

Represents unvested time based restricted stock units granted on April 15, 2026, which vests over 3 years in one-third increments, beginning April 15, 2027, and on each anniversary thereafter subject to continued employment

Footnote F4

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

Footnote F5

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.

Footnote F6

Shares in the Company's Employee Stock Purchase Plan, as of March 31, 2026

Footnote F7

Share equivalents held in Company's Retirement Savings Plan as of March 31, 2026

Footnote F8

Granted pursuant to the Company's Amended and Restated 2013 Incentive Plan

Footnote F9

Vests over 3 years in one-third increments each anniversary of the date of grant beginning on the first anniversary of the date of grant (the date indicated), subject to continuous employment on each vesting date and the Company's banking subsidiary meets certain capital requirements