S&T Bancorp updates board committee roles

S&T Bancorp, Inc. filed an amendment to a prior current report to update board committee assignments for a newly appointed director.

Rhea-AI Filing Summary

S&T Bancorp, Inc. filed an amendment to a prior current report to update board committee assignments for a newly appointed director. The Board previously appointed Stephanie Nycum Doliveira to the Board and to S&T Bank, effective immediately on her appointment date.

The amendment clarifies that, on May 12, 2026, the Board appointed Ms. Doliveira to serve on the Audit Committee, the Compensation and Benefits Committee, and the Technology and Operations Committee. No other changes were made to the original disclosure.

8-K Event Classification

Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers

1 item

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Key Terms

Audit Committee, Compensation and Benefits Committee, Technology and Operations Committee, Item 5.02, +1 more

5 terms

Audit Committee financial

"the Board appointed Ms. Doliveira to serve as a member of the Audit Committee"

A company's audit committee is a small group of board members who act like independent inspectors for the firm's finances, overseeing how financial reports are prepared, monitoring internal controls, and managing the relationship with external auditors. Investors care because a strong audit committee reduces the risk of accounting errors, fraud, or misleading statements, making financial statements more trustworthy and helping protect shareholder value.

Compensation and Benefits Committee financial

"to serve as a member of the Audit Committee, the Compensation and Benefits Committee"

A compensation and benefits committee is a group of independent board members that oversees how a company pays and rewards its executives and sets employee benefit programs. It decides salaries, bonuses, stock awards and retirement or health plans, acting like a referee who designs incentives and checks rules so pay encourages the right behavior. Investors care because those choices shape management incentives, affect company costs and risk, and influence shareholder value and disclosure transparency.

Technology and Operations Committee financial

"and the Technology and Operations Committee"

Item 5.02 regulatory

"to update disclosures under Item 5.02 (d) that were not yet determined"

Emerging growth company regulatory

"Emerging growth company Explanatory Note"

An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

FAQ

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

What did S&T Bancorp (STBA) change in this 8-K/A filing?

S&T Bancorp updated its prior current report to specify board committee assignments for director Stephanie Nycum Doliveira. The amendment only supplements Item 5.02(d); it does not alter other disclosures or introduce financial information.

Who is Stephanie Nycum Doliveira at S&T Bancorp (STBA)?

Stephanie Nycum Doliveira was appointed to the Board of Directors of S&T Bancorp and as a director of S&T Bank. Her appointment was effective immediately on the original decision date disclosed in the prior current report.

Which board committees will Stephanie Nycum Doliveira serve on at STBA?

Effective May 12, 2026, Stephanie Nycum Doliveira joined S&T’s Audit Committee, Compensation and Benefits Committee, and Technology and Operations Committee. These assignments were not determined at the time of her initial board appointment.

Does the S&T Bancorp (STBA) 8-K/A include any financial results?

No, this amended report focuses on board and committee roles under Item 5.02(d). It clarifies committee assignments for a director and does not present earnings data, balance sheet information, or other financial performance metrics.

Did S&T Bancorp (STBA) change anything else in the original 8-K?

The company states that no other changes were made to the original current report. Only Item 5.02(d) was supplemented to add committee assignments for Stephanie Nycum Doliveira after those decisions were finalized.

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

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Accepted by SEC EDGAR 05/15/2026 - 03:31 PM Learn about SEC filing dates

0000719220false00007192202025-10-292025-10-29

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

CURRENT REPORT

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

October 29, 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. ☐

Explanatory Note

This current report on Form 8-K/A ("Amendment") is filed to amend the Current Report on Form 8-K filed by S&T Bancorp, Inc. ("S&T") with the Securities and Exchange Commission (“SEC”) on October 29, 2025 ("Original 8-K"). This Amendment is being filed solely to update disclosures under Item 5.02 (d) that were not yet determined at the time the Original 8-K was filed. The disclosures included in Item 5.02 (d) of the Original 8-K are hereby supplemented and amended by the disclosures contained in Item 5.02 (d) of this amendment. No other changes have been made to the Original Form 8-K.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(d) As previously reported in the Original 8-K, on October 29, 2025 , the Board of Directors (the "Board") of S&T appointed Stephanie Nycum Doliveira to serve on the Board, effective immediately. Ms. Doliveira was also appointed as a director of S&T Bank, effective immediately. At the time of Ms. Doliveira's appointment, the committees of the Board on which she would serve had not yet been determined.

On May 12, 2026, the Board appointed Ms. Doliveira to serve as a member of the Audit Committee, the Compensation and Benefits Committee and the Technology and Operations Committee.

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
May 15, 2026			Mark Kochvar Senior Executive Vice President, Chief Financial Officer

Filing Exhibits & Attachments

3 documents

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT 2.1 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT 21.4 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT 13.1 KB