# EDGAR Filing Document

**Accession Number:** 0001963479
**File Stem:** 0001209191-23-005103
**Filing Date:** 2023-1
**Character Count:** 9558
**Document Hash:** d1b4dcf82c18352b5a75b8d7a2eaca8d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001209191-23-005103.hdr.sgml**: 20230126

**ACCESSION NUMBER**: 0001209191-23-005103

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230118

**FILED AS OF DATE**: 20230126

**DATE AS OF CHANGE**: 20230126

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Carroll Austen
- **CENTRAL INDEX KEY:** 0001963479

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-13660
- **FILM NUMBER:** 23558960

**MAIL ADDRESS:**
- **STREET 1:** P.O. BOX 9012
- **CITY:** STUART
- **STATE:** FL
- **ZIP:** 34995
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SEACOAST BANKING CORP OF FLORIDA
- **CENTRAL INDEX KEY:** 0000730708
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **IRS NUMBER:** 592260678
- **STATE OF INCORPORATION:** FL
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 815 COLORADO AVE
- **STREET 2:** P O BOX 9012
- **CITY:** STUART
- **STATE:** FL
- **ZIP:** 34994
- **BUSINESS PHONE:** 772 288 6063

**MAIL ADDRESS:**
- **STREET 1:** 815 COLORADO AVE
- **STREET 2:** P O BOX 9012
- **CITY:** STUART
- **STATE:** FL
- **ZIP:** 34995

## Ex-24

```
<PRE>

                            LIMITED POWER OF ATTORNEY
                        FOR SECTION 16 REPORTING OBLIGATIONS

     Know all by these presents, that the undersigned(s) hereby makes,
constitutes and appoints Charles M. Shaffer, Tracey L. Dexter and Kathy L. Hsu,
any one or more of them, as the undersigned's true and lawful
attorney-in-fact, with full power and authority as hereinafter described on
behalf of and in the name, place and stead of the undersigned to:

     (1)     prepare, execute, acknowledge, deliver and file Forms 3, 4 and 5
             including any amendments thereto; with respect to the securities of
             Seacoast Banking Corporation of Florida, a Florida corporation
             (the "Company"), with the United States Securities and Exchange
             Commission, any national securities exchanges and the Company, as
             considered necessary or advisable under Section 16(a) of the
             Securities Exchange Act of 1934 and the rules and regulations
             promulgated thereunder, as amended from time to time (the
             Exchange Act);

     (2)     seek or obtain, as the undersigned's representative and on the
             undersigned's behalf, information on transactions in the Company's
             securities from any third party, including brokers, employee
             benefit plan administrators and trustees, and the undersigned
             hereby authorizes any such person to release any such information
             to the undersigned and approves and ratifies any such release of
             information; and

     (3)     perform any and all other acts which in the discretion of such
             attorney-in-fact are necessary or desirable for and on behalf of
             the undersigned in connection with the foregoing.

The undersigned acknowledges that:

     (1)     this Power of Attorney authorizes, but does not require, such
             attorney-in-fact to act in their discretion on information provided
             to such attorney-in-fact without independent verification of such
             information;

     (2)     any documents prepared and/or executed by such attorney-in-fact on
             behalf of the undersigned pursuant to this power of attorney will
             be in such form and will contain such information and disclosure as
             such attorney-in-fact, in his or her discretion, deem necessary or
             desirable;

     (3)     neither the Company nor such attorney-in-fact assumes (1) any
             liability for the undersigned's responsibility to comply with the
             requirement of the Exchange Act, (ii) any obligation or liability
             of the undersigned for profit disgorgement under Section 16(b) of
             the Exchange Act; and

     (4)     This Power of Attorney does not relieve the undersigned from
             responsibility for compliance with the undersigned's obligations
             under the Exchange Act, including without limitation the reporting
             requirements under Section 16 of the Exchange Act.

     The undersigned hereby gives and grants the foregoing attorney-in-fact
full power and authority to do and perform all and every act and thing
whatsoever requisite, necessary or appropriate to be done in and about the
foregoing matters as fully to all intents and purposes as the undersigned might
or could do if present, hereby ratifying all that such attorney-in-fact of, for
and on behalf of the undersigned, shall lawfully do or cause to be done by
virtue of this Limited Power of Attorney.

     This authorization shall supersede all prior authorizations in act for the
undersigned with respect to securities of the Company in these matters, which
prior authorizations are hereby revoked, and shall survive the termination of
the undersigned's status as a director and(or) officer of the Company and remain
in full force and effect thereafter for so long as the undersigned (in his or
her individual capacity or in a fiduciary or any other capacity) has any
obligation under the Exchange Act with respect to securities of the Company, or
until revoked by the undersigned in a signed writing delivered to such
attorney-in-fact.

     IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to
be executed as of this 20th day of January, 2023.

/s/ Austen Carroll
--------------------------------
Signature

Austen Carroll
----------------------------
Print Name

</PRE>
```

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Carroll Austen<br><sub>(Last) (First) (Middle)</sub><br>P.O. BOX 9012<br><sub>(Street)</sub><br>STUART, FL 34995<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SEACOAST BANKING CORP OF FLORIDA [ SBCF ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-01-18 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_EVP, Chief Lending Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 6916 | D |  |
| Common Stock | 4405 | D<sup>(1)</sup> |  |
| Common Stock | 1147 | D<sup>(2)</sup> |  |
| Common Stock | 3640 | D<sup>(3)</sup> |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Represents an unvested time-based restricted stock award granted on July 1, 2020, which shall vest over 3 years in one-third increments, beginning July 1, 2021, and on each anniversary thereafter, subject to continued employment.

(2) Represents an unvested time-based restricted stock award granted on April 1, 2021, which shall vest over 3 years in one-third increments, beginning April 1, 2022, and on each anniversary thereafter, subject to continued employment.

(3) Represents an unvested time-based restricted stock award granted on April 1, 2022, which shall vest over 3 years in one-third increments, beginning April 1, 2023, and on each anniversary thereafter, subject to continued employment.

**Remarks:**
See Exhibit 24 - Power of Attorney

**Signature:** /s/ Kathy L. Hsu as Power of Attorney for Austen Carroll  
**Date:** 2023-01-26

### Remarks:

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.**