Southern First (SFST) CEO reports option exercise and stock sale in Form 4

Rhea-AI Filing Summary

Southern First Bancshares Chief Executive Officer and director R. Arthur Seaver, Jr. reported stock transactions involving company shares. On 12/15/2025, he exercised stock options to acquire 10,000 shares of common stock at an exercise price of $35.65 per share, then sold 10,000 shares of common stock the same day in open market transactions at a weighted average price of $55.1419 per share across 30 individual trades. Following these transactions, he beneficially owned 107,654 shares of common stock directly and held 39,000 stock options. The reported options, originally granted at $35.65 per share, are described as vesting equally over four years and are scheduled to expire on 01/17/2027.

Insider Trade Summary

Exercise and Sale: 10,000 shares ($195K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider SEAVER R ARTHUR JR

Role Chief Executive Officer

Sold 10,000 shs ($551K)

Approx. gross sale proceeds $551K

Approx. exercise cost $357K

Approx. pre-tax spread $195K

Type	Security	Shares	Price	Value
Exercise	Stock Options (Right to Buy)	10,000	$0.00	$0.00
Exercise	Common Stock	10,000	$35.65	$357K
Sale	Common Stock	10,000	$55.1419	$551K

Holdings After Transaction: Stock Options (Right to Buy) — 39,000 shares (Direct); Common Stock — 107,654 shares (Direct)

Footnotes (2)

1. F1. Sales price of $55.1419 represents weighted average sales price for 30 individual trades.
2. F2. Stock options vest equally over four years.

FAQ

What insider transaction did SFST report for R. Arthur Seaver, Jr.?

SFST reported that Chief Executive Officer and director R. Arthur Seaver, Jr. exercised 10,000 stock options and sold 10,000 shares of Southern First Bancshares common stock on 12/15/2025.

At what prices did the SFST CEO exercise options and sell shares?

He exercised stock options at an exercise price of $35.65 per share and sold 10,000 common shares at a weighted average sales price of $55.1419 per share, based on 30 individual trades.

How many Southern First Bancshares (SFST) shares does the CEO own after the transaction?

After the reported transactions, R. Arthur Seaver, Jr. beneficially owned 107,654 shares of Southern First Bancshares common stock directly.

How many SFST stock options does the CEO hold after this Form 4 filing?

Following the transactions, he held 39,000 stock options with an exercise price of $35.65 per share, expiring on 01/17/2027.

What does the weighted average sales price of $55.1419 for SFST shares mean?

The filing explains that the sales price of $55.1419 per share represents the weighted average sales price across 30 individual trades executed on 12/15/2025.

How do the SFST stock options held by the CEO vest and when do they expire?

The reported stock options vest equally over four years and have an expiration date of 01/17/2027, with an exercise price of $35.65 per share.

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

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 12/18/2025 - 01:19 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^*

SEAVER R ARTHUR JR

(Last) (First) (Middle)

P.O. BOX 17465

(Street)

GREENVILLE SC 29606

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SOUTHERN FIRST BANCSHARES INC [ SFST ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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	12/15/2025		M		10,000	A	$35.65	117,654	D
Common Stock	12/15/2025		S		10,000	D	$55.1419(1)	107,654	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
Stock Options (Right to Buy)	$35.65	12/15/2025		M			10,000	01/17/2018(2)	01/17/2027	Common Stock	10,000	$0	39,000	D

Explanation of Responses:

1. Sales price of $55.1419 represents weighted average sales price for 30 individual trades.

2. Stock options vest equally over four years.

	R. Arthur Seaver, Jr. /s/ Julie A. Fairchild, POA	12/17/2025
	** 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.