Every Form 4 that Surrozen, Inc. (SRZN) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow SRZN and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full SRZN filings page.
TCG Crossover-affiliated 10% owners of Surrozen, Inc. reported sales of 325,000 shares of common stock on July 22, 2026, at $21.25 per share in transactions coded as open-market or private sales. The shares were sold in two equal 162,500-share blocks held by TCG Crossover Fund II, L.P. and TCG Crossover Fund III, L.P., and the reporting persons have disgorged to Surrozen the full short-swing profits from these sales as required by Section 16(b).
Surrozen, Inc. Chief Financial Officer Andrew Pedrum Maleki acquired 607 shares of Surrozen common stock on June 15, 2026. The shares were obtained at a price of $19.01 per share under the Surrozen, Inc. 2021 Employee Stock Purchase Plan.
The filing notes this was a voluntary report of transactions that were exempt from short-swing profit rules under Rule 16b-3(d) and Rule 16b-3(c). Following this acquisition, Maleki directly holds 607 shares of Surrozen common stock.
Surrozen, Inc. executive Li Yang, Executive Vice President of Research, reported receiving 1,666 shares of common stock at $8.11 per share on June 15, 2026. These shares were acquired as a compensation-related award under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions exempt under Rules 16b-3(d) and 16b-3(c). After this award, Yang directly holds 18,882 common shares and also reports 351 shares held indirectly for a son and 351 shares held indirectly for a daughter.
Surrozen, Inc. Chief Operating Officer Charles O. Williams reported a routine share acquisition through an employee stock purchase plan. He acquired 1,666 shares of Surrozen common stock at a price of $8.11 per share in a transaction coded as a grant or award acquisition, bringing his direct holdings to 18,237 shares.
The footnote explains that these shares were acquired under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in transactions exempt under Rule 16b-3(d) and Rule 16b-3(c), indicating a compensation-related, non-open-market purchase rather than a discretionary trade in the company’s stock.
Surrozen, Inc. Chief Executive Officer Craig C. Parker received a grant of 1,622 shares of Surrozen common stock at a price of $8.11 per share. The shares were acquired as part of the Surrozen, Inc. 2021 Employee Stock Purchase Plan and are treated as a compensation-related award.
After this acquisition, Parker directly holds a total of 18,175 shares of Surrozen common stock. The company notes that these ESPP transactions were exempt under Rule 16b-3(d) and Rule 16b-3(c), indicating they are routine insider compensation rather than open-market purchases.
Surrozen, Inc. director and 10% owner Tim Kutzkey received a grant of stock options covering 5,550 shares of common stock. The options have an exercise price of $30.14 per share and were awarded at no cost as a compensation-related grant.
The options vest and become exercisable on the anniversary of the May 13, 2026 grant date, provided Kutzkey continues serving on Surrozen’s Board of Directors. After this grant, he holds options for 5,550 underlying shares directly, with no other derivative positions shown in this filing.
Surrozen, Inc. director Mace Rothenberg received a grant of stock options as part of board compensation. The award covers 5,550 options to purchase Common Stock at an exercise price of $30.14 per share. The options vest and become exercisable on the anniversary of the May 13, 2026 grant date, conditioned on continuous service as a director, and expire on May 12, 2036. Following this grant, Rothenberg holds 5,550 options directly.
Surrozen, Inc./DE director David J. Woodhouse received a grant of 5,550 stock options, giving him the right to buy 5,550 shares of Common Stock. The options have a conversion or exercise price of $30.14 per share and expire on May 12, 2036. According to the terms, the options vest and become exercisable on the anniversary of the grant date, subject to his continuous service as a director. After this grant, he holds 5,550 director stock options directly, and this filing reflects a compensation-related award rather than an open-market share purchase or sale.
Surrozen director Mary Haak‑Frendscho received a grant of 5,550 stock options. These Director Stock Options give her the right to buy 5,550 shares of Surrozen common stock at an exercise price of $30.14 per share. The options vest on the anniversary of the May 13, 2026 grant date, as long as she continues serving as a director, and will expire on May 12, 2036 if not exercised.
Surrozen director Christopher Y. Chai received a grant of stock options covering 5,550 shares of common stock. The options carry an exercise price of $30.14 per share and expire on May 12, 2036. They vest and become exercisable on the anniversary of the May 13, 2026 grant date, subject to his continuous service as a director. Following this compensation-related award, his directly held option position reported in this filing totals 5,550 options.
Surrozen, Inc. director Eric Bjerkholt received a grant of stock options covering 5,550 shares of common stock. The options have an exercise price of $30.14 per share and expire in 2036. According to the terms, they vest and become exercisable on the anniversary of the grant date, subject to his continuous service as a director.
Surrozen, Inc. director Anna Berkenblit received a grant of 5,550 stock options classified as a derivative award. The options have an exercise price of $30.14 per share for Surrozen common stock and are held directly. Following this grant, she holds 5,550 options of this award.
The options vest and become exercisable on the anniversary of the grant date, conditioned on her continuous service as a director, and are scheduled to expire on May 12, 2036. This is a compensation-related grant, not an open-market share purchase or sale.
Surrozen executive Li Yang reported routine equity transactions tied to restricted stock units (RSUs). On May 1, 2026, Yang exercised 4,375 RSUs, receiving an equal number of Surrozen common shares at a conversion price of $0.00 per share. Each RSU represents a contingent right to one share of common stock.
On May 4, 2026, 1,584 common shares were sold at a weighted average price of $33.33 per share to cover withholding taxes upon RSU vesting, in transactions initiated by Surrozen. These sales occurred in multiple trades between $33.04 and $33.63 per share. After the sale, Yang directly held 17,216 common shares and also reported indirect holdings of 351 shares for a son and 351 shares for a daughter. The reported RSUs vest in two equal installments on May 1, 2026 and May 1, 2027.
Surrozen (SRZN) Chief Operating Officer Charles O. Williams reported routine equity compensation activity and related tax sales. On May 1, 2026, he exercised 5,625 Restricted Stock Units (RSUs) at $0.00 per share, receiving the same number of common shares. On May 4, 2026, 2,036 common shares were sold at a weighted average price of about $33.33 per share to cover withholding taxes, in transactions initiated by the company on his behalf. After these transactions, he directly holds 16,571 common shares. The filing also notes RSUs scheduled to vest in two equal installments on May 1, 2026 and May 1, 2027.
Surrozen, Inc. Chief Executive Officer Craig C. Parker reported routine equity compensation activity and related tax sales. On May 1, 2026, he exercised 12,500 Restricted Stock Units, each converting into one share of common stock at $0.00, increasing his direct holdings to 21,077 shares.
On May 4, 2026, 4,524 common shares were sold at a weighted average price of $33.3328 per share to cover withholding taxes upon RSU vesting in transactions initiated by the company on his behalf. After these transactions, Parker directly held 16,553 common shares. A remaining RSU award of 12,500 units is scheduled to vest in two equal installments on May 1, 2026 and May 1, 2027.
Surrozen, Inc. executive Li Yang reported a charitable stock gift. As Executive Vice President of Research, Yang made a bona fide gift of 1,666 shares of Surrozen common stock on March 31, 2026, with no sale proceeds because gifts are transferred without payment.
After this donation, Yang directly holds 14,425 shares of common stock. The filing also shows indirect ownership of 351 shares held by a daughter and 351 shares held by a son, which are reported as indirect family holdings rather than direct trades in the market.
Surrozen, Inc. reported open-market share purchases by affiliated TCG Crossover funds. On March 23–24, entities associated with TCG Crossover Fund II and Fund III bought a combined 121,881 shares of Surrozen common stock in multiple open-market transactions at prices around $24.90 and $24.69 per share.
The Form 4 shows these positions as indirect holdings, with the shares held of record by TCG Crossover Fund II, L.P. and TCG Crossover Fund III, L.P. After these buys, the reporting entities disclose indirect ownership levels between 683,218 and 736,554 shares across the noted positions, reinforcing their status as significant, greater-than-10% shareholders.
Surrozen, Inc. (SRZN) reported insider buying by affiliated investment funds. TCG Crossover Fund II, L.P. and TCG Crossover Fund III, L.P., both 10% holders, executed a series of open-market purchases of Common Stock on March 12–16, 2026, totaling 48,997 shares according to the filing’s transaction summary.
The trades were made at prices between 24.8769 and 24.9857 per share and are reported as indirect holdings. TCG Crossover GP II, LLC and TCG Crossover GP III, LLC act as general partners to the funds, and Chen Yu may be deemed to share voting, investment and dispositive power over these securities.
Surrozen, Inc. executive Li Yang received new equity awards consisting of stock options and restricted stock units. On February 17, 2026, Yang was granted options to purchase 100,950 shares of common stock at an exercise price of $0.00 per share and 100,950 restricted stock units.
The stock options vest over four years in 48 equal monthly installments starting February 1, 2026, conditioned on continued service. The RSUs vest in four equal annual installments beginning February 1, 2026, also subject to continued service. These awards represent direct ownership incentives rather than open-market share purchases.
Williams Charles O reported acquisition or exercise transactions in this Form 4 filing.
Surrozen, Inc. reported that its Chief Operating Officer, Charles O. Williams, received two new equity awards. On February 17, 2026, he was granted employee stock options covering 102,900 shares of common stock at a grant price of $0.00 per share. These option shares vest over four years in 48 equal monthly installments starting February 1, 2026, conditioned on continued service. He was also granted 102,900 restricted stock units, each representing one share of common stock, which vest in four equal annual installments beginning February 1, 2026, also subject to continued service.
Surrozen, Inc. reported that Chief Executive Officer Craig C. Parker received new equity awards. On February 17, 2026, he was granted an employee stock option covering 242,200 shares of common stock at an exercise price of $0.0000 per share, held as direct ownership.
The option vests over four years in 48 equal monthly installments starting from February 1, 2026, conditioned on continued service. Parker was also granted 242,200 restricted stock units, each representing one share of common stock. These RSUs vest in four equal annual installments beginning on February 1, 2026, also subject to continued service.
TCG Crossover investment entities increased their indirect stake in Surrozen, Inc. common stock through open-market purchases. On February 11, 2026, TCG Crossover Fund II, L.P. and TCG Crossover Fund III, L.P. each bought 8,882 and 8,881 shares at $23.575 per share, respectively. On February 12, 2026, they bought additional blocks of 547 and 546 shares at $23.8625 per share. After these transactions, one fund reported beneficial ownership of 651,114 shares and the other 651,112 shares, all held indirectly through the TCG Crossover fund structure.
TCG Crossover investment entities reported open-market purchases of Surrozen, Inc. (SRZN) common stock. On January 30, 2026, TCG Crossover Fund II, L.P. bought 2,136 shares at $21.39 and TCG Crossover Fund III, L.P. bought 2,135 shares at $21.39, both indirectly held.
On February 2, 2026, Fund II purchased 366 shares at $21.38 and Fund III purchased 365 shares at $21.38. On February 3, 2026, Fund II bought 2,178 shares at $21.94, bringing its reported indirect holdings to 641,685 shares, while Fund III bought 2,177 shares at $21.94, bringing its reported indirect holdings to 641,682 shares.
Surrozen, Inc. reported that its Chief Operating Officer, Charles O. Williams, received an employee stock option grant. On 01/23/2026, he was awarded options to purchase 500 shares of Surrozen common stock at an exercise price of $19.595 per share. These options expire on 01/22/2036 if not exercised.
The 500 options vest over four years in 48 equal monthly installments starting from the grant date, and are held directly by the executive. After this grant, he beneficially owns 500 derivative securities linked to Surrozen common stock.
Surrozen, Inc. (SRZN) reported insider buying by investment funds affiliated with The Column Group. Multiple Column Group limited partnerships, each a 10% owner, disclosed open‑market purchases of Surrozen common stock on January 15, 16 and 20, 2026.
Examples include The Column Group III, LP buying 5,590 shares at $19.889 and 8,484 shares at $19.5999, and The Column Group III-A, LP buying 6,303 shares at $19.889 and 9,568 shares at $19.5999. Following these purchases, The Column Group III, LP reported beneficial ownership of 900,292 shares, The Column Group III-A, LP reported 1,016,658 shares, and The Column Group Opportunity III, LP reported holding 344,827 shares.
The filing notes that general partners and managing partners associated with these funds may be deemed to share voting and investment power but disclaim beneficial ownership except to the extent of their pecuniary interest.
Surrozen, Inc. director and 10% owner Tim Kutzkey reported indirect open‑market purchases of the company’s common stock by investment funds he helps manage. Between January 15 and January 20, 2026, The Column Group III, LP and The Column Group III-A, LP bought a total of 32,507 shares at prices around $19.60–$20.00 per share. After these transactions, The Column Group III, LP held 900,292 shares, The Column Group III-A, LP held 1,016,658 shares, and The Column Group Opportunity III, LP held 344,827 shares, all reported as indirectly beneficially owned. The general partners and managing partners, including Kutzkey, disclaim beneficial ownership except to the extent of their pecuniary interest.
Surrozen, Inc. (SRZN) reported insider-related share purchases by investment funds affiliated with director and 10% owner Tim Kutzkey. On January 13, 2026, The Column Group III, LP bought 5,861 Surrozen common shares at $19.8041 each, bringing its indirect holdings to 882,418 shares, while The Column Group III-A, LP bought 6,609 shares at the same price, increasing its holdings to 996,502 shares.
On January 14, 2026, The Column Group III, LP purchased another 2,596 shares at $19.9883, and The Column Group III-A, LP purchased 2,927 shares at that price, raising their respective holdings to 885,014 and 999,429 shares. A related fund, The Column Group Opportunity III, LP, is shown holding 344,827 shares. The general partner entities and managing partners, including Kutzkey, disclaim beneficial ownership of these securities except to the extent of their pecuniary interest.
Surrozen, Inc. (SRZN) reported insider fund purchases of its common stock. Investment partnerships affiliated with The Column Group bought additional shares on January 13 and 14, 2026, in open-market transactions. The Column Group III, LP acquired 5,861 shares at $19.8041 and 2,596 shares at $19.9883, bringing its indirectly held position to 885,014 shares. The Column Group III-A, LP acquired 6,609 shares at $19.8041 and 2,927 shares at $19.9883, increasing its indirectly held position to 999,429 shares. A related fund, The Column Group Opportunity III, LP, is reported as indirectly holding 344,827 shares. The general partners and managing partners are listed as 10% owners and disclaim beneficial ownership beyond their pecuniary interests.
Surrozen, Inc. (SRZN) received insider buying disclosures from investment funds affiliated with The Column Group. On 01/06/2026, The Column Group III, LP indirectly acquired 7,097 shares of Surrozen common stock at $19.8872 per share, bringing its indirectly held position to 876,557 shares. On the same date, The Column Group III-A, LP indirectly acquired 8,003 shares at $19.8872 per share, increasing its indirect holdings to 989,893 shares. The filing also reports an existing indirect holding of 344,827 shares by The Column Group Opportunity III, LP with no new transaction on that line.
The interests are reported as indirect, through various Column Group partnership and general-partner entities. The general-partner entities and managing partners, including board member Tim Kutzkey and managing partner Peter Svennilson, disclaim beneficial ownership of these securities except to the extent of their pecuniary interest.
Surrozen, Inc. insider filing shows fund-level share purchases linked to director and 10% owner Tim Kutzkey. On January 6, 2026, The Column Group III, LP bought 7,097 shares of Surrozen common stock at $19.8872 per share, and The Column Group III-A, LP bought an additional 8,003 shares at the same price. These holdings are reported as indirect ownership for Kutzkey through the Column Group entities.
After the transactions, The Column Group III, LP is shown with 876,557 shares and The Column Group III-A, LP with 989,893 shares of Surrozen common stock, reported as indirectly owned. A related vehicle, The Column Group Opportunity III, LP, is reported with 344,827 shares indirectly owned. The filing notes that the general partner entities and managing partners, including Kutzkey, disclaim beneficial ownership of these securities except to the extent of their pecuniary interest.
Surrozen, Inc. executive Yang Li, Executive Vice President of Research, reported acquiring additional company stock through an employee plan. On 12/15/2025, Li acquired 1,666 shares of Surrozen common stock at $8.11 per share under the Surrozen, Inc. 2021 Employee Stock Purchase Plan in a transaction exempt under Rule 16b-3(d) and Rule 16b-3(c).
Following this purchase, Li beneficially owns 14,709 shares directly, plus 351 shares held indirectly for a daughter and 351 shares held indirectly for a son, showing an increased personal stake in Surrozen’s equity.
Surrozen, Inc.'s Chief Operating Officer, Charles Williams, reported buying 1,666 shares of common stock on 12/15/2025 at $8.11 per share. This purchase brought his directly owned stake to 11,048 shares.
He is voluntarily reporting these shares, which were acquired under Surrozen's 2021 Employee Stock Purchase Plan. The transaction is noted as exempt from certain short-swing profit rules under Rule 16b-3(d) and Rule 16b-3(c), indicating a routine employee stock plan purchase by a senior executive.
Surrozen, Inc. reported an insider purchase by Chief Executive Officer and director Craig C. Parker. On 12/15/2025 he acquired 1,553 shares of Surrozen common stock at $8.11 per share, in a transaction made under the Surrozen, Inc. 2021 Employee Stock Purchase Plan and noted as exempt under Rule 16b-3(d) and Rule 16b-3(c). After this transaction, he beneficially owns 8,577 shares held directly.
Surrozen, Inc. (SRZN) reported insider activity by investment funds affiliated with The Column Group. On 11/13/2025, TCG III LP bought 148,150 shares of Surrozen common stock at $12.65 per share, bringing its indirectly held stake to 852,482 shares. On the same date, TCG III-A LP bought 167,307 shares at $12.65 per share, increasing its indirectly held position to 962,718 shares. Another affiliated fund, TCG Opportunity III LP, is shown as indirectly holding 344,827 shares with no new transaction reported in this excerpt.
The Column Group entities report their holdings as indirect beneficial owners, with their general partners and managing members, including Surrozen director Tim Kutzkey, disclaiming beneficial ownership except to the extent of their pecuniary interest. The report is filed jointly by multiple related investment vehicles, reflecting a significant, coordinated ownership position in Surrozen.
Surrozen, Inc. (SRZN) reported an insider equity grant. The company’s Chief Financial Officer received an employee stock option for 50,000 shares on 11/12/2025 with an exercise price of $12.94 and an expiration date of 11/11/2035.
The award vests 25% on the first anniversary of the vesting commencement date, with the remaining 75% vesting in 36 equal monthly installments thereafter, subject to continuous service. Following this grant, the reporting person holds 50,000 derivative securities, reported as directly owned.