# EDGAR Filing Document

**Accession Number:** 0001090009
**File Stem:** 0001090009-26-000002
**Filing Date:** 2026-1
**Character Count:** 7084
**Document Hash:** bbabc550f369b80b2dcbbfa363953044
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001090009-26-000002.hdr.sgml**: 20260109

**ACCESSION NUMBER**: 0001090009-26-000002

**CONFORMED SUBMISSION TYPE**: 5

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260109

**DATE AS OF CHANGE**: 20260109

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** SEAVER R ARTHUR JR
- **CENTRAL INDEX KEY:** 0001243370

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 5
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-27719
- **FILM NUMBER:** 26522630

**MAIL ADDRESS:**
- **STREET 1:** P.O. BOX 17465
- **CITY:** GREENVILLE
- **STATE:** SC
- **ZIP:** 29606
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SOUTHERN FIRST BANCSHARES INC
- **CENTRAL INDEX KEY:** 0001090009
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATIONAL COMMERCIAL BANKS [6021]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 582459561
- **STATE OF INCORPORATION:** SC
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 6 VERDAE BOULEVARD
- **CITY:** GREENVILLE
- **STATE:** SC
- **ZIP:** 29607
- **BUSINESS PHONE:** 8646799000

**MAIL ADDRESS:**
- **STREET 1:** 6 VERDAE BOULEVARD
- **CITY:** GREENVILLE
- **STATE:** SC
- **ZIP:** 29607

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GREENVILLE FIRST BANCSHARES INC
- **DATE OF NAME CHANGE:** 19990707

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

## FORM 5

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>SEAVER R ARTHUR JR<br><sub>(Last) (First) (Middle)</sub><br><br>P.O. BOX 17465<br><sub>(Street)</sub><br>GREENVILLE, SC 29606<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-12-31 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Executive Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>SOUTHERN FIRST BANCSHARES INC [ SFST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **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

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-05-27 |  | S | V | 1 | D | $36.39 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 3 | D | $36.40 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 3 | D | $36.44 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 4 | D | $36.41 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 14 | D | $36.50 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 16 | D | $36.45 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 17 | D | $36.24 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 60 | D | $36.35 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 100 | D | $36.25 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 100 | D | $36.14 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 150 | D | $36.42 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 167 | D | $36.12 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 180 | D | $36.21 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 180 | D | $36.16 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 193 | D | $36.19 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 212 | D | $36.31 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 681 | D | $36.20 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 1137 | D | $36.15 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 1591 | D | $36.11 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 2003 | D | $36.46 | 97654 | D |  |
| Common Stock | 2025-05-27 |  | S | V | 3188 | D | $36.07 | 97654 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

**Signature:** R. Arthur Seaver, Jr. /s/ Julie A. Fairchild, POA  
**Date:** 2026-01-09

### 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.**