Southern First director sells 400 shares at $63

For SOUTHERN FIRST BANCSHARES INC (SFST), director Leighton M. Cubbage reported selling 400 shares of Common Stock on 2026-08-28 in a transaction coded as a sale in the open market or a private transaction at $63.00 per share.

Rhea-AI Filing Summary

For SOUTHERN FIRST BANCSHARES INC (SFST), director Leighton M. Cubbage reported selling 400 shares of Common Stock on 2026-08-28 in a transaction coded as a sale in the open market or a private transaction at $63.00 per share. Following this sale, he directly holds 48,765 shares of SFST common stock.

Insider Trade Summary

Net Seller: 400 shares

Net Sell 1 txn

Insider CUBBAGE LEIGHTON M

Role Director

Sold 400 shs ($25K)

Type	Security	Shares	Price	Value
Sale	Common Stock	400	$63.00	$25K

Holdings After Transaction: Common Stock — 48,765 shares (Direct)

Key Figures

Shares sold: 400 shares of Common Stock Sale price per share: $63.00 per share Shares held after transaction: 48,765 shares

3 metrics

Shares sold 400 shares of Common Stock Sale reported by director Leighton M. Cubbage on 2026-08-28

Sale price per share $63.00 per share Open market or private transaction on 2026-08-28

Shares held after transaction 48,765 shares Direct holdings of Leighton M. Cubbage following the sale

Key Terms

Common Stock, Sale in open market or private transaction, Form 4

3 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Sale in open market or private transaction financial

"transaction_code_description: "Sale in open market or private transaction""

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did SFST director Leighton M. Cubbage report?

He reported a sale of 400 shares of SOUTHERN FIRST BANCSHARES INC (SFST) Common Stock on 2026-08-28, classified as a sale in the open market or a private transaction at $63.00 per share.

How many SFST shares does Leighton M. Cubbage hold after this Form 4 transaction?

After the reported transaction, Leighton M. Cubbage directly holds 48,765 shares of SOUTHERN FIRST BANCSHARES INC (SFST) Common Stock, as stated in the Form 4 filing.

Was the SFST insider trade by Leighton M. Cubbage a purchase or a sale?

The transaction was a sale. The Form 4 lists transaction code “S” and describes it as a Sale in open market or private transaction of 400 shares at $63.00 per share.

On what date did the reported SFST insider sale by Leighton M. Cubbage occur?

The reported sale of SOUTHERN FIRST BANCSHARES INC (SFST) Common Stock by director Leighton M. Cubbage occurred on 2026-08-28, according to the Form 4 data.

Was Leighton M. Cubbage’s SFST Form 4 transaction under a Rule 10b5-1 trading plan?

The document-level Rule 10b5-1 checkbox is not checked (aff_10b5_one is false), indicating the filing does not affirm that this SFST transaction was made under a Rule 10b5-1 trading plan.

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

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Available on EDGAR 09/01/2026 - 04:55 PM EDT Accepted by SEC EDGAR 09/01/2026 - 04:54 PM EDT 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^*

CUBBAGE LEIGHTON M

(Last) (First) (Middle)

P.O. BOX 17465

(Street)

GREENVILLE SOUTH CAROLINA 29606

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	08/28/2026		S		400	D	$63	48,765	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	09/01/2026
	** 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.
* Form 4: SEC 1474 (03-26)