Old Second Bancorp INC Form 4 insider transactions

Old Second Bancorp Director Billy J. Lyons Jr. acquired 23 shares of common stock at $21.21 per share under a pre-arranged trading plan.

Old Second Bancorp EVP Richard A. Gartelmann JR sold 2,000 shares of common stock for $20.975 per share under a pre-arranged trading plan.

Old Second Bancorp Director John Ladowicz sold 4,762 shares of common stock in pre-planned transactions.

Old Second Bancorp CEO James Eccher increased his beneficial ownership of company common stock through routine employee savings and profit-sharing plan allocations.

Old Second Bancorp Vice Chairman Gary Collins reported changes in his beneficial ownership of company common stock, including an acquisition of 40 shares through a 401-K plan.

Old Second Bancorp's CFO and COO, Bradley S. Adams, disclosed changes in his beneficial ownership of common stock and restricted stock units.

Old Second Bancorp EVP Donald Pilmer acquired 15 shares of common stock through his 401-K plan, increasing his indirect beneficial ownership.

Old Second Bancorp EVP Richard A. Gartelmann Jr. reported an acquisition of 47 common shares through the company's Salary and Savings Plan.

Old Second Bancorp Director John Ladowicz sold 12,500 shares of common stock for $20 per share under a pre-arranged trading plan.

Old Second Bancorp Director John Ladowicz reported the sale of 13,150 common shares and the vesting of 10,551 restricted stock units.

Old Second Bancorp Director Billy J. Lyons Jr. acquired 27 shares of common stock at $18.35 per share on November 10, 2025.

Darin Patrick Campbell, a Director and Officer of Old Second Bancorp Inc., sold a total of 57,565 shares of common stock for over $1 million through pre-arranged Rule 10b5-1 plans.

Old Second Bancorp CEO James Eccher increased his indirect beneficial ownership of common stock through employee profit sharing and 401-K plans.

Old Second Bancorp's CFO and COO, Bradley S. Adams, reported an acquisition of 35 common shares through the company's 401-k plan, increasing his indirect beneficial ownership.

Old Second Bancorp Vice Chairman Gary S. Collins acquired 62 shares of common stock through an employee savings plan.

Donald Pilmer, Executive Vice President of Old Second Bancorp Inc., increased his beneficial ownership through allocations in company employee plans.

Old Second Bancorp EVP Richard A Gartelmann JR reported the acquisition of 44 common shares through the company's 401-K plan.

Old Second Bancorp Director Billy J. Lyons Jr. purchased 25 shares of common stock, increasing his direct beneficial ownership.

Darin Patrick Campbell, a Director and President of Powersports Lending at Old Second Bancorp, Inc., significantly increased his beneficial ownership of company common stock through a merger-related share conversion.

Richard A. Gartelmann Jr., Executive Vice President of Old Second Bancorp Inc., acquired 47 shares of common stock through the company's employee savings plan, increasing his indirect beneficial ownership.

Old Second Bancorp's Chairman and CEO, James Eccher, reported the acquisition of 142 shares of common stock through employee benefit plans, increasing his indirect beneficial ownership.

Bradley S. Adams, Chief Financial Officer and Chief Operating Officer of Old Second Bancorp Inc., reported an increase in his beneficial ownership of common stock, including an allocation of 36 shares through the company's 401-k plan.

Donald Pilmer, Executive Vice President of Old Second Bancorp Inc., reported the acquisition of 16 shares of common stock through company plans and updated his total beneficial ownership.

Old Second Bancorp Inc.'s Vice Chairman and Director, Gary S. Collins, reported an acquisition of 113 common shares through an employee savings plan, alongside updates to his beneficial ownership.

James Eccher, Chairman and CEO of Old Second Bancorp, acquired shares of common stock through a trust distribution related to the death of a family member.

Director Billy J. Lyons Jr. reports changes in beneficial ownership of Old Second Bancorp stock, including acquisition of shares and disposal of restricted stock units.

Bradley S. Adams, CFO & COO of Old Second Bancorp, reports the acquisition of 31 shares of common stock through the company's 401(k) plan, along with holdings of 143,308 shares and 77,444 restricted stock units.

EVP Donald Pilmer reports changes in beneficial ownership of Old Second Bancorp stock, including acquisitions through employee plans and holdings in a spouse's IRA.

James Eccher, Chairman and CEO of Old Second Bancorp, reports changes in beneficial ownership of company stock due to profit sharing and 401(k) allocations.

Richard A. Gartelmann JR, EVP of Old Second Bancorp, reports transactions involving company stock, including acquisitions through a 401(k) plan.