Repligen CORP Form 4 insider transactions

Repligen Director Karen A Dawes sold 275 shares of common stock at $161 per share under a pre-arranged Rule 10b5-1 trading plan.

Repligen Corp. Director Glenn P. Muir exercised 3,366 stock options at $26.12 per share, increasing direct common stock ownership to 36,622 shares.

Repligen Director Anthony Hunt reported a transfer of 2,000 common shares, reducing his direct beneficial ownership to 98,959 shares.

Repligen CEO Olivier Loeillot sold 7,041 shares of common stock for $170 per share on November 25, 2025, under a pre-arranged trading plan.

Repligen's Chief Operating Officer, James Bylund, sold 2,191 shares of common stock for approximately $151.21 per share under a pre-arranged plan.

Anthony Hunt, a director at Repligen Corp, reported the sale of 19,000 common shares and the exercise of options for 2,952 shares on November 13, 2025.

Repligen Director Anthony Hunt exercised stock options and subsequently sold a portion of his common stock holdings under a pre-arranged 10b5-1 trading plan.

Repligen CEO Olivier Loeillot disposed of 1,248 shares of common stock to cover tax obligations related to restricted stock units.

Repligen's Chief Financial Officer, Jason K. Garland, disposed of 412 shares of common stock to cover tax withholding obligations related to restricted stock units.

Repligen Corp Director Anthony Hunt exercised stock options and subsequently sold a portion of his common stock holdings as part of a pre-arranged 10b5-1 trading plan.

Repligen's Chief Accounting Officer, Violetta Hughes, received awards of 4,142 restricted stock units and 3,914 stock options.

Repligen CEO Olivier Loeillot disposed of 2,506 shares of common stock to cover tax obligations related to restricted stock units.

Repligen Corporation Director Martin D. Madaus acquired 1,800 shares of common stock at an average price of $112.128 through a pre-arranged trading plan.

Director Nicolas Barthelemy reports the acquisition of restricted stock units and stock options in Repligen Corp.

Konstantin Konstantinov, a director at Repligen Corp, reported the acquisition of stock options and restricted stock units in a recent SEC filing.

Director Glenn P. Muir reports acquisition of 973 restricted stock units and 1,800 stock options in Repligen Corp.

Carrie Eglinton Manner, a director at Repligen Corp, reported the acquisition of restricted stock units and stock options.

Director Karen A. Dawes reports acquisition of restricted stock units and stock options in Repligen Corporation.

Director Martin D. Madaus reports the acquisition of restricted stock units and stock options in Repligen Corporation.

Director Margaret Pax reports the acquisition of restricted stock units and stock options in Repligen Corporation.

Director Rohin Mhatre reports the acquisition of restricted stock units and stock options in Repligen Corporation.

Director Anthony Hunt of Repligen Corp sold a significant number of shares on May 15, 2025, under a pre-arranged 10b5-1 trading plan.

Chief Operating Officer James Bylund reports a transaction involving Repligen Corp common stock to cover tax obligations.

James Bylund, Chief Operating Officer of Repligen Corp, reports acquisition and disposal of common stock related to performance stock units.

Director Anthony Hunt of Repligen Corp reports exercising stock options and selling shares under a pre-arranged 10b5-1 trading plan.

Director Margaret Pax reported a transaction involving Repligen Corp (RGEN) common stock on March 17, 2025.

Repligen's CFO, Jason K. Garland, reports the acquisition of restricted stock units and stock options, as well as the disposal of common stock.

Senior VP of R&D at Repligen Corp, Ralf Kuriyel, reports acquisition of restricted stock units and stock options, along with a disposition of shares to cover tax obligations.

Director Anthony Hunt disposed of 10,142 shares of Repligen Corp to cover tax obligations arising from the release of restricted stock units.

James Bylund, Chief Operating Officer of Repligen Corp, reports acquisition of restricted stock units and stock options, as well as disposition of shares to cover tax obligations.