STBA EVP Nicholson Adds 556 Shares via RSU Vesting on 7/29/25

Form 4 highlights for S&T Bancorp (STBA): On 07/29/2025 Executive Vice President Susan A. Nicholson converted 990 restricted stock units (RSUs) into an equal number of common shares (Transaction Code M) at the closing price of $37.63.

Rhea-AI Filing Summary

Form 4 highlights for S&T Bancorp (STBA): On 07/29/2025 Executive Vice President Susan A. Nicholson converted 990 restricted stock units (RSUs) into an equal number of common shares (Transaction Code M) at the closing price of $37.63. To cover associated taxes, 434 shares were automatically withheld (Code F) at the same price.

After the transactions, Nicholson’s direct common-stock holding rose by 556 shares to 6,363 shares. She also retains derivative interests in 4,800 unvested RSUs (657, 1,744, 1,389 and 1,010 special-grant units), each vesting in three equal annual installments beginning between 2024-2026.

No open-market purchases or sales occurred; activity reflects routine equity-compensation vesting and tax withholding. The filing does not alter total shares outstanding and has minimal immediate impact on STBA’s float.

Positive

• Net increase of 556 shares in EVP Nicholson’s direct holdings, modestly enhancing management ownership alignment.

Negative

• None.

Insights

Equity Compensation Analyst

TL;DR: Routine RSU vesting; net +556 shares to EVP, low market impact.

The M-code transaction is an automatic RSU conversion, not a discretionary buy, so its signaling value is limited. Nonetheless, the executive’s net increase demonstrates continued equity alignment. The 4,800 RSUs vesting through 2026 represent ongoing dilution of roughly 0.01 % of shares outstanding—immaterial for valuation. Overall impact on trading dynamics or investor perception should be neutral to slightly positive.

Insider Trade Summary

990 shares exercised/converted

Exercise 6 txns

Insider Nicholson Susan A

Role Executive Vice President

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	990	$0.00	$0.00
Exercise	Common Stock	990	$37.63	$37K
Exercise Price or Tax Liability	Common Stock	434	$37.63	$16K
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Restricted Stock Units — 5,800 contracts for 3,790 underlying shares (Direct); Common Stock — 6,363 shares (Direct)

Footnotes (9)

1. F1. Upon vest, automatically converts into equal number of shares of common stock.
2. F2. Shares of common stock withheld for payment of tax liability for vested and converted RSU's.
3. F3. Each restricted stock unit represents a contingent right to receive one share of S&T Bancorp, Inc. common stock.
4. F4. The restricted stock units vest in three equal annual installments beginning April 1, 2024. Vested shares will be delivered to the reporting person upon vesting.
5. F5. Filing delay due by April 3, 2025, caused by software unable to attach footnotes to awards.
6. F6. The restricted stock units vest in three equal annual installments beginning April 1, 2026. Vested shares will be delivered to the reporting person upon vesting.
7. F7. Correction to the name of the award. It is not a Director's award, but officer award. All other aspects of the award, including date of award, number of shares, and vesting remain unchanged.
8. F8. The restricted stock units vest in three equal annual installments beginning April 1, 2025. Vested shares will be delivered to the reporting person upon vesting.
9. F9. The Registrant awarded a special grant to the executive officer that will vest equally over the three successive anniversary dates of the grant date.

FAQ

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

How many STBA shares did EVP Susan Nicholson acquire on 07/29/2025?

She converted 990 RSUs to common stock and retained 556 shares after tax withholding.

What was the transaction price for the RSU conversion?

The shares were valued at $37.63 per share, the market price on the vesting date.

How many STBA shares does Nicholson now hold directly?

After the filing, she owns 6,363 common shares directly.

Does the Form 4 indicate open-market buying or selling?

No. All activity stems from automatic RSU vesting and tax withholding, not open-market trades.

How many unvested RSUs remain outstanding to Nicholson?

She retains approximately 4,800 RSUs that vest annually between 2024 and 2026.

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

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Accepted by SEC EDGAR 07/31/2025 - 01:03 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^*

Nicholson Susan A

(Last) (First) (Middle)

800 PHILADELPHIA STREET

(Street)

INDIANA PA 15701

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
S&T BANCORP INC [ STBA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
07/29/2025

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	07/29/2025		M(1)		990	A	$37.63	6,797	D
Common Stock	07/29/2025		F(2)		434	D	$37.63	6,363	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
Restricted Stock Units	(3)							(4)	(4)	Common Stock	657		657	D
Restricted Stock Units(5)	(3)							(6)	(6)	Common Stock	1,744		1,744	D
Restricted Stock Units(7)	(3)							(8)	(8)	Common Stock	1,389		1,389	D
Restricted Stock Units	(3)	07/29/2025		M(1)			990	(9)	(9)	Common Stock	990	$0	2,010	D

Explanation of Responses:

1. Upon vest, automatically converts into equal number of shares of common stock.

2. Shares of common stock withheld for payment of tax liability for vested and converted RSU's.

3. Each restricted stock unit represents a contingent right to receive one share of S&T Bancorp, Inc. common stock.

4. The restricted stock units vest in three equal annual installments beginning April 1, 2024. Vested shares will be delivered to the reporting person upon vesting.

5. Filing delay due by April 3, 2025, caused by software unable to attach footnotes to awards.

6. The restricted stock units vest in three equal annual installments beginning April 1, 2026. Vested shares will be delivered to the reporting person upon vesting.

7. Correction to the name of the award. It is not a Director's award, but officer award. All other aspects of the award, including date of award, number of shares, and vesting remain unchanged.

8. The restricted stock units vest in three equal annual installments beginning April 1, 2025. Vested shares will be delivered to the reporting person upon vesting.

9. The Registrant awarded a special grant to the executive officer that will vest equally over the three successive anniversary dates of the grant date.

	/s/ Jackie Kennane, attorney-in-fact for Susan A. Nicholson	07/31/2025
	** Signature of Reporting Person	Date
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