[8-K] S&T BANCORP INC Reports Material Event

Rhea-AI Filing Summary

S&T Bancorp, Inc. (STBA) furnished an investor presentation via an 8‑K under Item 7.01 (Regulation FD). The materials are intended for use in discussions with investors and analysts and are available on the company’s website.

The investor presentation is attached as Exhibit 99.1 and incorporated by reference in this report. The information is being furnished, not filed, under the Exchange Act and is not subject to Section 18 liabilities, nor incorporated into other filings unless specifically referenced.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

November 4, 2025

Date of Report (date of earliest event reported)

S&T BANCORP, INC

(Exact name of registrant as specified in its charter)

Pennsylvania

0-12508

25-1434426

(State or other jurisdiction of incorporation or organization)

(Commission File Number)

(I.R.S. Employer Identification No.)

800 Philadelphia Street

Indiana

PA

15701

(Address of Principal Executive Offices)

(Zip Code)

(800) 325-2265

Registrant's telephone number, including area code

(Not applicable)

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class			Trading Symbol(s)			Name of each exchange on which registered
Common Stock, $2.50 par value			STBA			NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure.

The attached investor presentation contains financial data that members of management will use from time to time during visits with investors, analysts and other interested parties to assist in their understanding of S&T Bancorp, Inc. (“S&T”). This investor presentation is available on S&T’s website at www.stbancorp.com. A copy of the investor presentation is attached as  Exhibit 99.1 to this report and is incorporated herein by reference.

The information in this Current Report on Form 8-K is being furnished under Item 7.01 and shall not be deemed to be “filed” for the purposes of Section 18 of the Securities and Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of such section, nor shall such information be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.						Description of Exhibit
99.1						Investor Presentation
104						Cover Page Interactive Data File (embedded in the cover page formatted in Inline XBRL)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed by the undersigned thereunto duly authorized.

			S&T Bancorp, Inc.
			/s/ Mark Kochvar
November 4, 2025			Mark Kochvar Senior Executive Vice President, Chief Financial Officer

FAQ

What did S&T Bancorp (STBA) announce in its 8‑K?

The company furnished an investor presentation under Item 7.01 (Regulation FD) for use with investors and analysts.

Where can I find S&T Bancorp’s investor presentation?

It is available on the company’s website and attached to the report as Exhibit 99.1.

Is the investor presentation considered filed with the SEC?

No. It is furnished under Item 7.01 and is not deemed filed or subject to Section 18 of the Exchange Act.

Can the presentation be incorporated into other SEC filings?

Only if specifically incorporated by reference in a particular filing.

What is the date of the disclosed materials?

The report is dated November 4, 2025.

What exchange does S&T Bancorp trade on and under what symbol?

It trades on the NASDAQ Global Select Market under the symbol STBA.