Sei Investments CO Form 4 insider transactions

Philip Mccabe, See Remarks of Sei Investments Co, sold 30,000 shares of common stock on August 4, 2026.

Kathryn Mccarthy, a Director of Sei Investments Co, sold 10,000 shares of common stock on August 3, 2026 for $103.53 per share.

Mark Andrew Warner, See Remarks* of Sei Investments Co, sold 15,000 shares of common stock on July 28, 2026.

Michael Peterson, Executive Vice President of Sei Investments Co, sold 25,000 shares of common stock on July 28, 2026 for $102.05 per share.

Sanjay Sharma, See Remarks* of Sei Investments Co, sold 20,000 shares of common stock on July 24, 2026 for $99.33 per share.

Sneha S. Shah, See Remarks* of Sei Investments Co, reported a transaction in 3,746 shares of common stock on July 24, 2026.

Alfred P. West Jr., Chairman Emeritus of SEI Investments Co., reported multiple transactions involving the sale of common stock between June 26 and June 29, 2026.

William Doran, a Director at SEI Investments Co., reported a transaction involving 5,000 shares of common stock.

Director Kathryn McCarthy of SEI Investments Co. reported transactions involving the acquisition and disposition of company common stock.

Mark Andrew Warner, Chief Accounting Officer and Controller of SEI Investments Co., reported transactions involving the acquisition and disposition of company common stock.

SEI Investments Co. executive Philip McCabe reported the sale of 15,000 common shares and the acquisition of 297.33 shares through the Employee Stock Purchase Plan.

Executive Vice President Sanjay Sharma exercised 25,000 stock options and sold a portion of the resulting shares.

Executive Vice President Michael Peterson exercised options for 10,000 shares of SEI Investments Co. and subsequently sold them.

SEI Investments CEO Ryan Hicke filed an amended Form 4 to correct the reported number of common shares held indirectly through the company's 401(k) plan.

SEI Investments CEO Ryan Hicke reported a disposition of 4,349 common shares to cover tax obligations and an acquisition of 62.022 shares through his 401(k) plan.

SEI Investments' Executive VP, CFO, and COO Sean Denham reported the sale of 7,673 common shares and the acquisition of 284.5759 shares through an Employee Stock Purchase Plan.

Alfred P. West Jr., Chairman Emeritus of SEI Investments Co., reported the sale of 62,447 shares of common stock over two days in March 2026.

SEI Investments' Chief Accounting Officer, Mark Andrew Warner, reported the exercise of stock options and subsequent sale of 4,000 common shares.

SEI Investments CEO Ryan Hicke executed a series of option exercises and subsequent stock sales on January 29, 2026, adjusting his direct beneficial ownership.

Alfred P. West Jr., Chairman Emeritus of SEI Investments, reported a disposition of 3,482 common shares for tax purposes under a Rule 10b5-1 plan.

SEI Investments Director Carmen Romeo reported a planned gift of 15,500 common shares, reducing direct beneficial ownership to 1,560,293 shares.

SEI Investments Director Kathryn McCarthy reported a late filing for 24 shares withheld to cover tax obligations from RSU vesting.

SEI Investments Executive Vice President Michael Peterson reported a late transaction involving the withholding of 1,063 shares of common stock to cover tax obligations from RSU vesting.

SEI Investments' Executive Chairman, Alfred P. West Jr., reported the disposition of 1,100 shares of common stock to cover tax obligations from RSU vesting.

SEI Investments' Chief Accounting Officer, Mark Andrew Warner, reported the disposition of 379 common shares to cover tax obligations from RSU vesting, a transaction that was not timely reported.

SEI Investments Executive Vice President Philip McCabe reported the disposition of 1,094 common shares to cover tax obligations from RSU vesting, a transaction that was not timely reported.

William Doran, a director at SEI Investments Co., filed a Form 4 disclosing a planned sale of 7,000 shares of common stock on December 22, 2025.

SEI Investments officer Philip McCabe reported the future acquisition of restricted stock units and stock options, set to vest based on time and performance criteria.

SEI Investments Co. Executive Vice President Michael Peterson reported the acquisition of 7,711 restricted stock units and 43,000 stock options as employment compensation.

SEI Investments CFO Sean Denham was granted 13,254 restricted stock units and options to purchase 49,000 shares of common stock as employment compensation.