[Form 4] Southern First Bancshares, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Leighton M. Cubbage, a director of Southern First Bancshares, Inc. (SFST), reported a sale of 35 shares of common stock on 08/27/2025 at a price of $45.12 per share. After the sale, the reporting person beneficially owned 51,170 shares. The Form 4 discloses the single non-derivative disposition and shows direct ownership remaining with the reporting person.

Positive

• Director retains beneficial ownership of 51,170 shares, indicating continued stake in the company

Negative

• Director sold 35 shares at $45.12, representing a disposition of company stock

Insights

Financial Analyst

TL;DR: Small insider sale, limited market impact given the modest size relative to total holdings.

The report documents a non-derivative sale of 35 shares at $45.12, leaving the director with 51,170 shares beneficially owned. This transaction is a routine insider disposition and, based solely on the disclosed numbers, appears immaterial to company valuation. No derivative transactions or changes in indirect ownership are reported.

Corporate Governance Expert

TL;DR: Director remains a substantial shareholder despite a small sale; disclosure meets Section 16 reporting requirements.

The Form 4 shows the director complied with reporting obligations for a direct sale. The remaining beneficial ownership of 51,170 shares indicates continued alignment with shareholders. The filing contains no additional governance or compensation-related actions.

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^*

CUBBAGE LEIGHTON M

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/27/2025

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	08/27/2025		S		35	D	$45.12	51,170	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:

	Leighton M. Cubbage /s/Julie A. Fairchild, POA	08/29/2025
	** 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.

FAQ

What transaction did Leighton M. Cubbage report on the Form 4 for SFST?

The filing reports a sale of 35 shares of common stock executed on 08/27/2025 at a price of $45.12 per share.

How many SFST shares does the reporting director own after the transaction?

After the reported sale the director beneficially owns 51,170 shares of Southern First Bancshares, Inc.

Was the Form 4 filing for a sale or acquisition of SFST shares?

The Form 4 discloses a disposition (sale) of non-derivative common stock, not an acquisition.

Does the Form 4 show any derivative transactions or indirect ownership changes for SFST?

No. The filing includes only a non-derivative sale and shows direct ownership; there are no derivative securities or indirect ownership changes reported.

Who signed the Form 4 for the reporting person?

The Form 4 is signed by Leighton M. Cubbage with a power of attorney indicated as /s/Julie A. Fairchild, POA.