Surrozen, Inc/de Form 4 insider transactions

Surrozen's Chief Operating Officer, Charles O. Williams, sold 1,566 shares of common stock to cover tax obligations following the vesting of 3,500 restricted stock units.

Surrozen's Executive Vice President of Research, Li Yang, acquired 1,666 shares of common stock through the company's Employee Stock Purchase Plan.

Surrozen, Inc.'s Chief Operating Officer, Charles O Williams, acquired 1,666 shares of common stock at $8.11 per share through the company's 2021 Employee Stock Purchase Plan.

Surrozen, Inc. CEO Craig C Parker acquired 1,553 shares of common stock at $8.11 per share through the company's Employee Stock Purchase Plan.

Surrozen Director and 10% Owner Tim Kutzkey, through affiliated funds, acquired over 36,000 shares of common stock in early December 2025.

The Column Group, a significant shareholder and director-affiliated entity, reported acquiring additional common stock in Surrozen, Inc. through multiple transactions in early December 2025.

Surrozen, Inc. Director and 10% owner Tim Kutzkey, through affiliated investment funds, acquired 315,457 shares of common stock at $12.65 per share on November 13, 2025.

The Column Group, a 10% owner and director, acquired over 315,000 shares of Surrozen, Inc. common stock for approximately $4 million.

Surrozen, Inc.'s Chief Financial Officer, Andrew Pedrum Maleki, was granted 50,000 employee stock options with an exercise price of $12.94.

Surrozen, Inc.'s Executive Vice President of Research, Li Yang, acquired 400 shares of common stock at $8.06 per share through the company's Employee Stock Purchase Plan.

Surrozen, Inc.'s CFO and COO, Charles O. Williams, has reported a future acquisition of 400 shares of common stock at $8.06 per share, scheduled for June 13, 2025, through the company's Employee Stock Purchase Plan.

Surrozen, Inc. CEO and Director Craig C Parker acquired 400 shares of common stock at $8.06 per share through the company's Employee Stock Purchase Plan.

Director Eric Bjerkholt reports the acquisition of options to purchase 1,333 shares of Surrozen, Inc. common stock.

Director Christopher Chai acquired options to purchase 1,333 shares of Surrozen, Inc. stock at an exercise price of $6.50, vesting annually from May 14, 2026.

Mary Haak-Frendscho, a director of Surrozen, Inc., reported the acquisition of options to purchase 1,333 shares of common stock.

Director Mace Rothenberg acquired options to purchase 1,333 shares of Surrozen, Inc. common stock.

Director Shao-Lee Lin reports acquisition of options in Surrozen, Inc.

Director David J. Woodhouse acquired options to purchase 1,333 shares of Surrozen, Inc. common stock.

Director Anna Berkenblit acquired options to purchase 1,333 shares of Surrozen, Inc. common stock on May 14, 2025.

Yang Li, Executive Vice President of Research at Surrozen, Inc., reports the acquisition of stock options and restricted stock units (RSUs) in a recent SEC Form 4 filing.

Charles O. Williams, CFO and COO of Surrozen, Inc., reports the acquisition of restricted stock units and options in the company.

Craig C. Parker, CEO of Surrozen, Inc., reports the acquisition of stock options and restricted stock units (RSUs) in a recent SEC Form 4 filing.

Director Tim Kutzkey reports the acquisition of stock options in Surrozen, Inc.

The Column Group and affiliated entities report changes in beneficial ownership of Surrozen, Inc. common stock and warrants following a private placement, including adjustments to warrant exercise prices and the acquisition of second tranche units.

Charles O. Williams, CFO and COO of Surrozen, Inc., filed a Form 4 detailing the repricing and cancellation of certain warrant series on March 24, 2025.

Surrozen's CEO, Craig C. Parker, executed a series of transactions involving the repricing and cancellation of stock warrants on March 24, 2025.

Surrozen's CEO, Craig Parker, has been granted 100,000 stock options, exercisable starting February 1, 2025, according to a recent SEC filing.

Yang Li, Executive Vice President of Research at Surrozen, Inc., acquired 35,000 stock options on January 17, 2025, which vest monthly starting February 1, 2025.

Charles O. Williams, CFO and COO of Surrozen, Inc., acquired 45,000 stock options on January 17, 2025, which vest monthly starting February 1, 2025.

Surrozen's Executive Vice President, Research, Yang Li, reports the acquisition of 2,500 shares through vested restricted stock units and the sale of 843 shares to cover withholding taxes.