STBA

SEC source: 0001127602-21-005464 · form5.xml · nonDerivative · entry 1

Lazzari Melanie A · CIK 0001658977 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,124.0175

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005449 · form5.xml · nonDerivative · entry 2

KOCHVAR MARK · CIK 0001157921 · SR EXEC VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Indirect · 401-k

Disclosed balance after: 30,561.4408

F2 · kind: These shares represent the YTD increase in shares held in a 401K/IRA plan.

SEC source: 0001127602-21-005449 · form5.xml · nonDerivative · entry 1

KOCHVAR MARK · CIK 0001157921 · SR EXEC VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,187.9162

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005447 · form5.xml · nonDerivative · entry 1

Kane Robert Edward · CIK 0001706521 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,031.879

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005444 · form5.xml · nonDerivative · entry 3

HIEB WILLIAM J · CIK 0001252518 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,250.347

F2 · kind: Correction of distribution of holding balances.

SEC source: 0001127602-21-005444 · form5.xml · nonDerivative · entry 2

HIEB WILLIAM J · CIK 0001252518 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · 401-k

Disclosed balance after: 13,916

F2 · kind: Correction of distribution of holding balances.

SEC source: 0001127602-21-005444 · form5.xml · nonDerivative · entry 1

HIEB WILLIAM J · CIK 0001252518 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,506.347

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005437 · form5.xml · nonDerivative · entry 3

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Indirect · Spouse 401-k

Disclosed balance after: 807.4925

F2 · kind: These shares represent the YTD increase in shares held in a 401K/IRA plan.

SEC source: 0001127602-21-005437 · form5.xml · nonDerivative · entry 2

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Indirect · 401-K

Disclosed balance after: 18,688.3581

F2 · kind: These shares represent the YTD increase in shares held in a 401K/IRA plan.

SEC source: 0001127602-21-005437 · form5.xml · nonDerivative · entry 1

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,312.896

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005433 · form5.xml · nonDerivative · entry 1

BRICE TODD D · CIK 0001157898 · Director · CEO & DIRECTOR

10b5-1 filing: Not disclosed

Ownership: Indirect · 401k

Disclosed balance after: 15,613.0697

F1 · kind: These shares represent the YTD increase in shares held in a 401K/IRA plan.

SEC source: 0001127602-21-005428 · form5.xml · nonDerivative · entry 1

Barsz Peter Richard · CIK 0001732803 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,899.095

F1 · kind: Increase due to reinvested dividends in a dividend reinvestment plan.

SEC source: 0001127602-21-005426 · form5.xml · nonDerivative · entry 1

ANTOLIK DAVID G · CIK 0001164377 · Director · PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Indirect · 401k

Disclosed balance after: 8,686.0256

F1 · kind: These shares represent the YTD increase in shares held in a 401K/IRA plan.

SEC source: 0001127602-21-005439 · form5.xml · nonDerivative · entry 1

GIBSON JAMES THOMAS · CIK 0001221996 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,131

F1 · kind: Gift of shares to Kentucky Christian University.

SEC source: 0001127602-21-005469 · form5.xml · nonDerivative · entry 4

Palermo Frank J Jr · CIK 0001568809 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Estate of Lucille C Miller

Disclosed balance after: 0

F3 · kind: Acquisition of shares disbursed from Estate of Lucille Miller.

F4 · kind: Distribution from Estate of Lucille Miller.

SEC source: 0001127602-21-005469 · form5.xml · nonDerivative · entry 3

Palermo Frank J Jr · CIK 0001568809 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Spouse TOD

Disclosed balance after: 103

F3 · kind: Acquisition of shares disbursed from Estate of Lucille Miller.

F4 · kind: Distribution from Estate of Lucille Miller.

SEC source: 0001127602-21-005469 · form5.xml · nonDerivative · entry 2

Palermo Frank J Jr · CIK 0001568809 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Estate of Lucille C Miller

Disclosed balance after: 103

F2 · kind: Distribution of balance of shares to designated recipients from Estate of Lucille Miller.

SEC source: 0001127602-20-026922 · form4.xml · nonDerivative · entry 1

KOCHVAR MARK · CIK 0001157921 · SR EXEC VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,143.978

F1 · kind: In conjunction with its approval of a Confidentiality, Trade Secrets, Non-Solicitation and Severance Agreement for Mr. Kochvar, the Compensation and Benefits Committee of the Registrant's Board of Directors granted an award of 19,057 shares of S&T Bancorp, Inc. common stock that will vest equally over the three successive anniversary dates of the grant date.

SEC source: 0001127602-20-026920 · form4.xml · nonDerivative · entry 1

ANTOLIK DAVID G · CIK 0001164377 · Director · PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,968

F1 · kind: In conjunction with its approval of a Confidentiality, Trade Secrets, Non-Solicitation and Severance Agreement for Mr. Antolik, the Compensation and Benefits Committee of the Registrant's Board of Directors granted an award of 44,888 shares of S&T Bancorp, Inc. common stock that will vest equally over the three successive anniversary dates of the grant date.

SEC source: 0001127602-20-027188 · form4a.xml · nonDerivative · entry 1

ANTOLIK DAVID G · CIK 0001164377 · Director · PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,776

F1 · kind: In conjunction with its approval of a Confidentiality, Trade Secrets, Non-Solicitation and Severance Agreement for Mr. Antolik, the Compensation and Benefits Committee of the Registrant's Board of Directors granted an award of 43,696 shares of S&T Bancorp, Inc. common stock that will vest equally over the three successive anniversary dates of the grant date.

F2 · shares: The amount of the award has been revised as the company inadvertently reported the incorrect amount of the award in the original filing dated October 12, 2020.

SEC source: 0001127602-20-022458 · form4.xml · nonDerivative · entry 1

RUDDOCK DAVID P · CIK 0001157929 · SR. EXECUTIVE VICE PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,808.227

F1 · kind: Shares forfeit upon termination of employment.

SEC source: 0001127602-20-018488 · form4.xml · nonDerivative · entry 2

Stapleton Rebecca A. · CIK 0001538344 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,443.837

F2 · kind: Performance shares forfeit upon termination of employment.

SEC source: 0001127602-20-018488 · form4.xml · nonDerivative · entry 1

Stapleton Rebecca A. · CIK 0001538344 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,896.837

F1 · kind: Accelerated vesting of time-based restricted shares upon retirement. Shares withheld for taxes.

SEC source: 0001127602-20-017341 · form4.xml · nonDerivative · entry 1

GRUBE JEFFREY D · CIK 0001157911 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,780.341

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017388 · form4.xml · nonDerivative · entry 1

Kane Robert Edward · CIK 0001706521 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,743.958

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017384 · form4.xml · nonDerivative · entry 1

MILLER JAMES C · CIK 0001157924 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,750

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017381 · form4.xml · nonDerivative · entry 1

Palermo Frank J Jr · CIK 0001568809 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,941.443

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017377 · form4.xml · nonDerivative · entry 1

Adkins Lewis W Jr · CIK 0001783351 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,735

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017375 · form4.xml · nonDerivative · entry 1

Barsz Peter Richard · CIK 0001732803 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,786

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017371 · form4.xml · nonDerivative · entry 1

Cassotis Christina Anne · CIK 0001710652 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,795

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017367 · form4.xml · nonDerivative · entry 1

DONNELLY MICHAEL J · CIK 0001157903 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,309

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017349 · form4.xml · nonDerivative · entry 1

GIBSON JAMES THOMAS · CIK 0001221996 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,581

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017337 · form4.xml · nonDerivative · entry 1

HIEB WILLIAM J · CIK 0001252518 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,248

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017335 · form4.xml · nonDerivative · entry 1

HOSTETTER JERRY DELMAR · CIK 0001635466 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,248

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017331 · form4.xml · nonDerivative · entry 1

TORETTI CHRISTINE J · CIK 0001157934 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,741.991

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-017329 · form4.xml · nonDerivative · entry 1

WEINGARTEN STEVEN JAY · CIK 0001635430 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,304

F1 · kind: The Registrant's Board of Directors awarded 1,781 restricted shares of the Registrant's common stock to each non-employee director on the Board on May 18, 2020(the "Grant Date"), with such shares vesting in full on May 17, 2021. The fair market value of the common stock was the ending share price of $22.465 per share on the Grant Date.

SEC source: 0001127602-20-016796 · form4.xml · nonDerivative · entry 1

Palermo Frank J Jr · CIK 0001568809 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,160.443

SEC source: 0001127602-20-016793 · form4.xml · nonDerivative · entry 1

HOSTETTER JERRY DELMAR · CIK 0001635466 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,467

SEC source: 0001127602-20-016798 · form4.xml · nonDerivative · entry 1

Barsz Peter Richard · CIK 0001732803 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,569

SEC source: 0001127602-20-013075 · form4.xml · nonDerivative · entry 1

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,952.328

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013100 · form4.xml · nonDerivative · entry 1

Basara George · CIK 0001630399 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,711

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013106 · form4.xml · nonDerivative · entry 1

Lazzari Melanie A · CIK 0001658977 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,920.8837

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013092 · form4.xml · nonDerivative · entry 1

KOCHVAR MARK · CIK 0001157921 · SR EXEC VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,086.978

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013086 · form4.xml · nonDerivative · entry 1

RUDDOCK DAVID P · CIK 0001157929 · SR. EXECUTIVE VICE PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,258.227

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013063 · form4.xml · nonDerivative · entry 1

ANTOLIK DAVID G · CIK 0001164377 · Director · PRESIDENT

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,080

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-013060 · form4.xml · nonDerivative · entry 1

BRICE TODD D · CIK 0001157898 · Director · CEO & DIRECTOR

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,065

F1 · kind: The Registrant's board of directors approved an award of restricted stock under the S&T Bancorp, Inc. 2014 Incentive Plan for an incentive under the 2020 S&T Bancorp, Inc. Long Term Incentive Plan, effective April 1, 2020 (the "Grant Date"). The actual number of shares granted and communicated to the Reporting Person was determined based on the target incentive payout as a percentage of the Reporting Person's base salary on the Grant Date divided by the average of the high and low prices of S&T Bancorp, Inc. common stock over the 10-day trading period ending on the Grant Date. One-half of the shares will be earned based on remaining with S&T for three years. The other half will be earned based on S&T's Return on Average Equity and Cumulative Total Shareholder Return performance over a three year period.

SEC source: 0001127602-20-012575 · form4.xml · nonDerivative · entry 1

HABERFIELD PATRICK J · CIK 0001493553 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,297.085

F1 · kind: Forfeiture of restricted shares upon resignation of employment.

SEC source: 0001127602-20-011761 · form4.xml · nonDerivative · entry 3

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,553.328

F1 · kind: Shares withheld upon vesting of Restricted Stock for payment of tax liability.

SEC source: 0001127602-20-011761 · form4.xml · nonDerivative · entry 2

Draganza Ernest J. · CIK 0001486079 · Sr Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,253.328

F2 · kind: Based on performance goals of the 2017 long term incentive plan, the registrant exceeded the target level resulting in an additional award of performance shares.

SEC source: 0001127602-20-011774 · form4.xml · nonDerivative · entry 3

HABERFIELD PATRICK J · CIK 0001493553 · Sr. Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,795.085

F1 · kind: Shares withheld upon vesting of Restricted Stock for payment of tax liability.