SRZN

Surrozen, Inc./DE

Insider trading activity for Surrozen, Inc./DE, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$6.9M

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 1 insiders): $6.9M

Past 6 months

-$7.2M

net selling

Bought(0 · 0 insiders): $0
Sold(5 · 4 insiders): $7.2M

Past 12 months

+$9.6M

net buying

Bought(56 · 3 insiders): $16.8M
Sold(7 · 4 insiders): $7.2M

Transaction history

The 100 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Jul 22	TCG Crossover GP II, LLC	10% Owner	SSELL	162,500	$21.25	$3.5M	-22.1%	Open the original filing on SEC.gov
Jul 22	TCG Crossover GP II, LLC	10% Owner	SSELL	162,500	$21.25	$3.5M	-22.1%	Open the original filing on SEC.gov
Jun 15	Williams Charles O	Chief Operating Officer	AGRANT	1,666	$8.11	$13.5K	+10.1%	Open the original filing on SEC.gov
Jun 15	Parker Craig C	Chief Executive Officer	AGRANT	1,622	$8.11	$13.2K	+9.8%	Open the original filing on SEC.gov
Jun 15	Maleki Andrew Pedrum	Chief Financial Officer	AGRANT	607	$19.01	$11.5K	—	Open the original filing on SEC.gov
Jun 15	Li Yang	Exec. Vice President,…	AGRANT	1,666	$8.11	$13.5K	+9.7%	Open the original filing on SEC.gov
May 13	Woodhouse David J	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Rothenberg Mace	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Haak-Frendscho Mary	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Chai Christopher Y	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Berkenblit Anna	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Bjerkholt Eric	Director	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 13	Kutzkey Tim	Director, 10% Owner	AGRANT◆	5,550	—	—	—	Open the original filing on SEC.gov
May 4	Williams Charles O	Chief Operating Officer	SSELL	2,036	$33.33	$67.9K	-10.9%	Open the original filing on SEC.gov
May 4	Parker Craig C	Chief Executive Officer	SSELL	4,524	$33.33	$150.8K	-21.5%	Open the original filing on SEC.gov
May 4	Li Yang	Exec. Vice President,…	SSELL	1,584	$33.33	$52.8K	-8.4%	Open the original filing on SEC.gov
May 1	Williams Charles O	Chief Operating Officer	MEXER◆	5,625	—	—	—	Open the original filing on SEC.gov
May 1	Williams Charles O	Chief Operating Officer	MEXER	5,625	—	—	+43.3%	Open the original filing on SEC.gov
May 1	Parker Craig C	Chief Executive Officer	MEXER◆	12,500	—	—	—	Open the original filing on SEC.gov
May 1	Parker Craig C	Chief Executive Officer	MEXER	12,500	—	—	+145.7%	Open the original filing on SEC.gov
May 1	Li Yang	Exec. Vice President,…	MEXER◆	4,375	—	—	—	Open the original filing on SEC.gov
May 1	Li Yang	Exec. Vice President,…	MEXER	4,375	—	—	+30.3%	Open the original filing on SEC.gov
Mar 31	Li Yang	Exec. Vice President,…	GGIFT	1,666	—	—	-10.3%	Open the original filing on SEC.gov
Mar 24	TCG Crossover GP II, LLC	10% Owner	PBUY	53,329	$24.69	$1.3M	+7.8%	Open the original filing on SEC.gov
Mar 24	TCG Crossover GP II, LLC	10% Owner	PBUY	53,329	$24.69	$1.3M	+7.8%	Open the original filing on SEC.gov
Mar 23	TCG Crossover GP II, LLC	10% Owner	PBUY	7,611	$24.90	$189.5K	+1.1%	Open the original filing on SEC.gov
Mar 23	TCG Crossover GP II, LLC	10% Owner	PBUY	7,612	$24.90	$189.5K	+1.1%	Open the original filing on SEC.gov
Mar 16	TCG Crossover GP II, LLC	10% Owner	PBUY	595	$24.99	$14.9K	+<0.1%	Open the original filing on SEC.gov
Mar 16	TCG Crossover GP II, LLC	10% Owner	PBUY	595	$24.99	$14.9K	+<0.1%	Open the original filing on SEC.gov
Mar 13	TCG Crossover GP II, LLC	10% Owner	PBUY	17,716	$24.88	$440.7K	+2.7%	Open the original filing on SEC.gov
Mar 13	TCG Crossover GP II, LLC	10% Owner	PBUY	17,717	$24.88	$440.7K	+2.7%	Open the original filing on SEC.gov
Mar 12	TCG Crossover GP II, LLC	10% Owner	PBUY	6,187	$24.99	$154.6K	+0.9%	Open the original filing on SEC.gov
Mar 12	TCG Crossover GP II, LLC	10% Owner	PBUY	6,187	$24.99	$154.6K	+0.9%	Open the original filing on SEC.gov
Feb 17	Williams Charles O	Chief Operating Officer	AGRANT◆	102,900	—	—	—	Open the original filing on SEC.gov
Feb 17	Williams Charles O	Chief Operating Officer	AGRANT◆	102,900	—	—	—	Open the original filing on SEC.gov
Feb 17	Parker Craig C	Chief Executive Officer	AGRANT◆	242,200	—	—	—	Open the original filing on SEC.gov
Feb 17	Parker Craig C	Chief Executive Officer	AGRANT◆	242,200	—	—	—	Open the original filing on SEC.gov
Feb 17	Li Yang	Exec. Vice President,…	AGRANT◆	100,950	—	—	—	Open the original filing on SEC.gov
Feb 17	Li Yang	Exec. Vice President,…	AGRANT◆	100,950	—	—	—	Open the original filing on SEC.gov
Feb 12	TCG Crossover GP II, LLC	10% Owner	PBUY	546	$23.86	$13K	+<0.1%	Open the original filing on SEC.gov
Feb 12	TCG Crossover GP II, LLC	10% Owner	PBUY	547	$23.86	$13.1K	+<0.1%	Open the original filing on SEC.gov
Feb 11	TCG Crossover GP II, LLC	10% Owner	PBUY	8,881	$23.58	$209.4K	+1.4%	Open the original filing on SEC.gov
Feb 11	TCG Crossover GP II, LLC	10% Owner	PBUY▲	8,882	$23.58	$209.4K	+1.4%	Open the original filing on SEC.gov
Feb 3	TCG Crossover GP II, LLC	10% Owner	PBUY	2,177	$21.94	$47.8K	+0.3%	Open the original filing on SEC.gov
Feb 3	TCG Crossover GP II, LLC	10% Owner	PBUY	2,178	$21.94	$47.8K	+0.3%	Open the original filing on SEC.gov
Feb 2	TCG Crossover GP II, LLC	10% Owner	PBUY	365	$21.38	$7.8K	+<0.1%	Open the original filing on SEC.gov
Feb 2	TCG Crossover GP II, LLC	10% Owner	PBUY	366	$21.38	$7.8K	+<0.1%	Open the original filing on SEC.gov
Jan 30	TCG Crossover GP II, LLC	10% Owner	PBUY	2,135	$21.39	$45.7K	+0.3%	Open the original filing on SEC.gov
Jan 30	TCG Crossover GP II, LLC	10% Owner	PBUY★	2,136	$21.39	$45.7K	+0.3%	Open the original filing on SEC.gov
Jan 23	Williams Charles O	Chief Operating Officer	AGRANT◆	500	—	—	—	Open the original filing on SEC.gov
Jan 20	Kutzkey Tim	Director, 10% Owner	PBUY	9,568	$19.60	$187.5K	+0.9%	Open the original filing on SEC.gov
Jan 20	Kutzkey Tim	Director, 10% Owner	PBUY	8,484	$19.60	$166.3K	+0.9%	Open the original filing on SEC.gov
Jan 20	Column Group III Gp, Lp	10% Owner	PBUY	9,568	$19.60	$187.5K	+0.9%	Open the original filing on SEC.gov
Jan 20	Column Group III Gp, Lp	10% Owner	PBUY	8,484	$19.60	$166.3K	+0.9%	Open the original filing on SEC.gov
Jan 16	Kutzkey Tim	Director, 10% Owner	PBUY	1,358	$20.00	$27.2K	+0.1%	Open the original filing on SEC.gov
Jan 16	Kutzkey Tim	Director, 10% Owner	PBUY	1,204	$20.00	$24.1K	+0.1%	Open the original filing on SEC.gov
Jan 16	Column Group III Gp, Lp	10% Owner	PBUY	1,358	$20.00	$27.2K	+0.1%	Open the original filing on SEC.gov
Jan 16	Column Group III Gp, Lp	10% Owner	PBUY	1,204	$20.00	$24.1K	+0.1%	Open the original filing on SEC.gov
Jan 15	Kutzkey Tim	Director, 10% Owner	PBUY	6,303	$19.89	$125.4K	+0.6%	Open the original filing on SEC.gov
Jan 15	Kutzkey Tim	Director, 10% Owner	PBUY	5,590	$19.89	$111.2K	+0.6%	Open the original filing on SEC.gov
Jan 15	Column Group III Gp, Lp	10% Owner	PBUY	6,303	$19.89	$125.4K	+0.6%	Open the original filing on SEC.gov
Jan 15	Column Group III Gp, Lp	10% Owner	PBUY	5,590	$19.89	$111.2K	+0.6%	Open the original filing on SEC.gov
Jan 14	Kutzkey Tim	Director, 10% Owner	PBUY	2,927	$19.99	$58.5K	+0.3%	Open the original filing on SEC.gov
Jan 14	Kutzkey Tim	Director, 10% Owner	PBUY	2,596	$19.99	$51.9K	+0.3%	Open the original filing on SEC.gov
Jan 14	Column Group III Gp, Lp	10% Owner	PBUY	2,927	$19.99	$58.5K	+0.3%	Open the original filing on SEC.gov
Jan 14	Column Group III Gp, Lp	10% Owner	PBUY	2,596	$19.99	$51.9K	+0.3%	Open the original filing on SEC.gov
Jan 13	Kutzkey Tim	Director, 10% Owner	PBUY	6,609	$19.80	$130.9K	+0.7%	Open the original filing on SEC.gov
Jan 13	Kutzkey Tim	Director, 10% Owner	PBUY	5,861	$19.80	$116.1K	+0.7%	Open the original filing on SEC.gov
Jan 13	Column Group III Gp, Lp	10% Owner	PBUY	6,609	$19.80	$130.9K	+0.7%	Open the original filing on SEC.gov
Jan 13	Column Group III Gp, Lp	10% Owner	PBUY	5,861	$19.80	$116.1K	+0.7%	Open the original filing on SEC.gov
Jan 6	Kutzkey Tim	Director, 10% Owner	PBUY	8,003	$19.89	$159.2K	+0.8%	Open the original filing on SEC.gov
Jan 6	Kutzkey Tim	Director, 10% Owner	PBUY	7,097	$19.89	$141.1K	+0.8%	Open the original filing on SEC.gov
Jan 6	Column Group III Gp, Lp	10% Owner	PBUY	8,003	$19.89	$159.2K	+0.8%	Open the original filing on SEC.gov
Jan 6	Column Group III Gp, Lp	10% Owner	PBUY	7,097	$19.89	$141.1K	+0.8%	Open the original filing on SEC.gov
Jan 5	Williams Charles O	Chief Operating Officer	SSELL	1,566	$19.87	$31.1K	-10.8%	Open the original filing on SEC.gov
Jan 5	Li Yang	Exec. Vice President,…	SSELL	1,118	$19.87	$22.2K	-6.5%	Open the original filing on SEC.gov
Jan 2	Williams Charles O	Chief Operating Officer	MEXER◆	3,500	—	—	—	Open the original filing on SEC.gov
Jan 2	Williams Charles O	Chief Operating Officer	MEXER	3,500	—	—	+31.7%	Open the original filing on SEC.gov
Jan 2	Li Yang	Exec. Vice President,…	MEXER◆	2,500	—	—	—	Open the original filing on SEC.gov
Jan 2	Li Yang	Exec. Vice President,…	MEXER	2,500	—	—	+17.0%	Open the original filing on SEC.gov
Dec 15, 2025	Williams Charles O	Chief Operating Officer	AGRANT	1,666	$8.11	$13.5K	+17.8%	Open the original filing on SEC.gov
Dec 15, 2025	Parker Craig C	Chief Executive Officer	AGRANT	1,553	$8.11	$12.6K	+22.1%	Open the original filing on SEC.gov
Dec 15, 2025	Li Yang	Exec. Vice President,…	AGRANT	1,666	$8.11	$13.5K	+12.8%	Open the original filing on SEC.gov
Dec 5, 2025	Kutzkey Tim	Director, 10% Owner	PBUY	16,381	$19.54	$320.1K	+1.7%	Open the original filing on SEC.gov
Dec 5, 2025	Kutzkey Tim	Director, 10% Owner	PBUY	14,503	$19.54	$283.4K	+1.7%	Open the original filing on SEC.gov
Dec 5, 2025	Column Group III Gp, Lp	10% Owner	PBUY	16,381	$19.54	$320.1K	+1.7%	Open the original filing on SEC.gov
Dec 5, 2025	Column Group III Gp, Lp	10% Owner	PBUY	14,503	$19.54	$283.4K	+1.7%	Open the original filing on SEC.gov
Dec 4, 2025	Kutzkey Tim	Director, 10% Owner	PBUY	2,791	$17.35	$48.4K	+0.3%	Open the original filing on SEC.gov
Dec 4, 2025	Kutzkey Tim	Director, 10% Owner	PBUY	2,475	$17.35	$42.9K	+0.3%	Open the original filing on SEC.gov
Dec 4, 2025	Column Group III Gp, Lp	10% Owner	PBUY	2,791	$17.35	$48.4K	+0.3%	Open the original filing on SEC.gov
Dec 4, 2025	Column Group III Gp, Lp	10% Owner	PBUY	2,475	$17.35	$42.9K	+0.3%	Open the original filing on SEC.gov
Nov 13, 2025	Column Group III Gp, Lp	10% Owner	PBUY	167,307	$12.65	$2.1M	+21.0%	Open the original filing on SEC.gov
Nov 13, 2025	Column Group III Gp, Lp	10% Owner	PBUY★	148,150	$12.65	$1.9M	+21.0%	Open the original filing on SEC.gov
Nov 13, 2025	Kutzkey Tim	Director, 10% Owner	PBUY	167,307	$12.65	$2.1M	+21.0%	Open the original filing on SEC.gov
Nov 13, 2025	Kutzkey Tim	Director, 10% Owner	PBUY★	148,150	$12.65	$1.9M	+21.0%	Open the original filing on SEC.gov
Nov 12, 2025	Maleki Andrew Pedrum	Chief Financial Officer	AGRANT◆	50,000	—	—	—	Open the original filing on SEC.gov
Jun 13, 2025	Williams Charles O	CFO and COO	AGRANT	400	$8.06	$3.2K	+4.5%	Open the original filing on SEC.gov
Jun 13, 2025	Parker Craig C	Chief Executive Officer	AGRANT	400	$8.06	$3.2K	+6.0%	Open the original filing on SEC.gov
Jun 13, 2025	Li Yang	Exec. Vice President,…	AGRANT	400	$8.06	$3.2K	+3.2%	Open the original filing on SEC.gov
May 14, 2025	Woodhouse David J	Director	AGRANT◆	1,333	—	—	—	Open the original filing on SEC.gov

SSELL$3.5M

TCG Crossover GP II, LLC · 10% OwnerJul 22

162,500 sh @ $21.25 · -22.1% own

SSELL$3.5M

TCG Crossover GP II, LLC · 10% OwnerJul 22

162,500 sh @ $21.25 · -22.1% own

AGRANT$13.5K

Williams Charles O · Chief Operating…Jun 15

1,666 sh @ $8.11 · +10.1% own

AGRANT$13.2K

Parker Craig C · Chief Executive…Jun 15

1,622 sh @ $8.11 · +9.8% own

AGRANT$11.5K

Maleki Andrew Pedrum · Chief Financial…Jun 15

607 sh @ $19.01

AGRANT$13.5K

Li Yang · Exec. Vice Preside…Jun 15

1,666 sh @ $8.11 · +9.7% own

AGRANT◆—

Woodhouse David J · DirectorMay 13

5,550 sh

AGRANT◆—

Rothenberg Mace · DirectorMay 13

5,550 sh

AGRANT◆—

Haak-Frendscho Mary · DirectorMay 13

5,550 sh

AGRANT◆—

Chai Christopher Y · DirectorMay 13

5,550 sh

AGRANT◆—

Berkenblit Anna · DirectorMay 13

5,550 sh

AGRANT◆—

Bjerkholt Eric · DirectorMay 13

5,550 sh

AGRANT◆—

Kutzkey Tim · Director, 10%…May 13

5,550 sh

SSELL$67.9K

Williams Charles O · Chief Operating…May 4

2,036 sh @ $33.33 · -10.9% own

SSELL$150.8K

Parker Craig C · Chief Executive…May 4

4,524 sh @ $33.33 · -21.5% own

SSELL$52.8K

Li Yang · Exec. Vice Preside…May 4

1,584 sh @ $33.33 · -8.4% own

MEXER◆—

Williams Charles O · Chief Operating…May 1

5,625 sh

MEXER—

Williams Charles O · Chief Operating…May 1

5,625 sh · +43.3% own

MEXER◆—

Parker Craig C · Chief Executive…May 1

12,500 sh

MEXER—

Parker Craig C · Chief Executive…May 1

12,500 sh · +145.7% own

MEXER◆—

Li Yang · Exec. Vice Preside…May 1

4,375 sh

MEXER—

Li Yang · Exec. Vice Preside…May 1

4,375 sh · +30.3% own

GGIFT—

Li Yang · Exec. Vice Preside…Mar 31

1,666 sh · -10.3% own

PBUY$1.3M

TCG Crossover GP II, LLC · 10% OwnerMar 24

53,329 sh @ $24.69 · +7.8% own

PBUY$1.3M

TCG Crossover GP II, LLC · 10% OwnerMar 24

53,329 sh @ $24.69 · +7.8% own

PBUY$189.5K

TCG Crossover GP II, LLC · 10% OwnerMar 23

7,611 sh @ $24.90 · +1.1% own

PBUY$189.5K

TCG Crossover GP II, LLC · 10% OwnerMar 23

7,612 sh @ $24.90 · +1.1% own

PBUY$14.9K

TCG Crossover GP II, LLC · 10% OwnerMar 16

595 sh @ $24.99 · +<0.1% own

PBUY$14.9K

TCG Crossover GP II, LLC · 10% OwnerMar 16

595 sh @ $24.99 · +<0.1% own

PBUY$440.7K

TCG Crossover GP II, LLC · 10% OwnerMar 13

17,716 sh @ $24.88 · +2.7% own

PBUY$440.7K

TCG Crossover GP II, LLC · 10% OwnerMar 13

17,717 sh @ $24.88 · +2.7% own

PBUY$154.6K

TCG Crossover GP II, LLC · 10% OwnerMar 12

6,187 sh @ $24.99 · +0.9% own

PBUY$154.6K

TCG Crossover GP II, LLC · 10% OwnerMar 12

6,187 sh @ $24.99 · +0.9% own

AGRANT◆—

Williams Charles O · Chief Operating…Feb 17

102,900 sh

AGRANT◆—

Williams Charles O · Chief Operating…Feb 17

102,900 sh

AGRANT◆—

Parker Craig C · Chief Executive…Feb 17

242,200 sh

AGRANT◆—

Parker Craig C · Chief Executive…Feb 17

242,200 sh

AGRANT◆—

Li Yang · Exec. Vice Preside…Feb 17

100,950 sh

AGRANT◆—

Li Yang · Exec. Vice Preside…Feb 17

100,950 sh

PBUY$13K

TCG Crossover GP II, LLC · 10% OwnerFeb 12

546 sh @ $23.86 · +<0.1% own

PBUY$13.1K

TCG Crossover GP II, LLC · 10% OwnerFeb 12

547 sh @ $23.86 · +<0.1% own

PBUY$209.4K

TCG Crossover GP II, LLC · 10% OwnerFeb 11

8,881 sh @ $23.58 · +1.4% own

PBUY▲$209.4K

TCG Crossover GP II, LLC · 10% OwnerFeb 11

8,882 sh @ $23.58 · +1.4% own

PBUY$47.8K

TCG Crossover GP II, LLC · 10% OwnerFeb 3

2,177 sh @ $21.94 · +0.3% own

PBUY$47.8K

TCG Crossover GP II, LLC · 10% OwnerFeb 3

2,178 sh @ $21.94 · +0.3% own

PBUY$7.8K

TCG Crossover GP II, LLC · 10% OwnerFeb 2

365 sh @ $21.38 · +<0.1% own

PBUY$7.8K

TCG Crossover GP II, LLC · 10% OwnerFeb 2

366 sh @ $21.38 · +<0.1% own

PBUY$45.7K

TCG Crossover GP II, LLC · 10% OwnerJan 30

2,135 sh @ $21.39 · +0.3% own

PBUY★$45.7K

TCG Crossover GP II, LLC · 10% OwnerJan 30

2,136 sh @ $21.39 · +0.3% own

AGRANT◆—

Williams Charles O · Chief Operating…Jan 23

500 sh

PBUY$187.5K

Kutzkey Tim · Director, 10%…Jan 20

9,568 sh @ $19.60 · +0.9% own

PBUY$166.3K

Kutzkey Tim · Director, 10%…Jan 20

8,484 sh @ $19.60 · +0.9% own

PBUY$187.5K

Column Group III Gp, Lp · 10% OwnerJan 20

9,568 sh @ $19.60 · +0.9% own

PBUY$166.3K

Column Group III Gp, Lp · 10% OwnerJan 20

8,484 sh @ $19.60 · +0.9% own

PBUY$27.2K

Kutzkey Tim · Director, 10%…Jan 16

1,358 sh @ $20.00 · +0.1% own

PBUY$24.1K

Kutzkey Tim · Director, 10%…Jan 16

1,204 sh @ $20.00 · +0.1% own

PBUY$27.2K

Column Group III Gp, Lp · 10% OwnerJan 16

1,358 sh @ $20.00 · +0.1% own

PBUY$24.1K

Column Group III Gp, Lp · 10% OwnerJan 16

1,204 sh @ $20.00 · +0.1% own

PBUY$125.4K

Kutzkey Tim · Director, 10%…Jan 15

6,303 sh @ $19.89 · +0.6% own

PBUY$111.2K

Kutzkey Tim · Director, 10%…Jan 15

5,590 sh @ $19.89 · +0.6% own

PBUY$125.4K

Column Group III Gp, Lp · 10% OwnerJan 15

6,303 sh @ $19.89 · +0.6% own

PBUY$111.2K

Column Group III Gp, Lp · 10% OwnerJan 15

5,590 sh @ $19.89 · +0.6% own

PBUY$58.5K

Kutzkey Tim · Director, 10%…Jan 14

2,927 sh @ $19.99 · +0.3% own

PBUY$51.9K

Kutzkey Tim · Director, 10%…Jan 14

2,596 sh @ $19.99 · +0.3% own

PBUY$58.5K

Column Group III Gp, Lp · 10% OwnerJan 14

2,927 sh @ $19.99 · +0.3% own

PBUY$51.9K

Column Group III Gp, Lp · 10% OwnerJan 14

2,596 sh @ $19.99 · +0.3% own

PBUY$130.9K

Kutzkey Tim · Director, 10%…Jan 13

6,609 sh @ $19.80 · +0.7% own

PBUY$116.1K

Kutzkey Tim · Director, 10%…Jan 13

5,861 sh @ $19.80 · +0.7% own

PBUY$130.9K

Column Group III Gp, Lp · 10% OwnerJan 13

6,609 sh @ $19.80 · +0.7% own

PBUY$116.1K

Column Group III Gp, Lp · 10% OwnerJan 13

5,861 sh @ $19.80 · +0.7% own

PBUY$159.2K

Kutzkey Tim · Director, 10%…Jan 6

8,003 sh @ $19.89 · +0.8% own

PBUY$141.1K

Kutzkey Tim · Director, 10%…Jan 6

7,097 sh @ $19.89 · +0.8% own

PBUY$159.2K

Column Group III Gp, Lp · 10% OwnerJan 6

8,003 sh @ $19.89 · +0.8% own

PBUY$141.1K

Column Group III Gp, Lp · 10% OwnerJan 6

7,097 sh @ $19.89 · +0.8% own

SSELL$31.1K

Williams Charles O · Chief Operating…Jan 5

1,566 sh @ $19.87 · -10.8% own

SSELL$22.2K

Li Yang · Exec. Vice Preside…Jan 5

1,118 sh @ $19.87 · -6.5% own

MEXER◆—

Williams Charles O · Chief Operating…Jan 2

3,500 sh

MEXER—

Williams Charles O · Chief Operating…Jan 2

3,500 sh · +31.7% own

MEXER◆—

Li Yang · Exec. Vice Preside…Jan 2

2,500 sh

MEXER—

Li Yang · Exec. Vice Preside…Jan 2

2,500 sh · +17.0% own

AGRANT$13.5K

Williams Charles O · Chief Operating…Dec 15, 2025

1,666 sh @ $8.11 · +17.8% own

AGRANT$12.6K

Parker Craig C · Chief Executive…Dec 15, 2025

1,553 sh @ $8.11 · +22.1% own

AGRANT$13.5K

Li Yang · Exec. Vice Preside…Dec 15, 2025

1,666 sh @ $8.11 · +12.8% own

PBUY$320.1K

Kutzkey Tim · Director, 10%…Dec 5, 2025

16,381 sh @ $19.54 · +1.7% own

PBUY$283.4K

Kutzkey Tim · Director, 10%…Dec 5, 2025

14,503 sh @ $19.54 · +1.7% own

PBUY$320.1K

Column Group III Gp, Lp · 10% OwnerDec 5, 2025

16,381 sh @ $19.54 · +1.7% own

PBUY$283.4K

Column Group III Gp, Lp · 10% OwnerDec 5, 2025

14,503 sh @ $19.54 · +1.7% own

PBUY$48.4K

Kutzkey Tim · Director, 10%…Dec 4, 2025

2,791 sh @ $17.35 · +0.3% own

PBUY$42.9K

Kutzkey Tim · Director, 10%…Dec 4, 2025

2,475 sh @ $17.35 · +0.3% own

PBUY$48.4K

Column Group III Gp, Lp · 10% OwnerDec 4, 2025

2,791 sh @ $17.35 · +0.3% own

PBUY$42.9K

Column Group III Gp, Lp · 10% OwnerDec 4, 2025

2,475 sh @ $17.35 · +0.3% own

PBUY$2.1M

Column Group III Gp, Lp · 10% OwnerNov 13, 2025

167,307 sh @ $12.65 · +21.0% own

PBUY★$1.9M

Column Group III Gp, Lp · 10% OwnerNov 13, 2025

148,150 sh @ $12.65 · +21.0% own

PBUY$2.1M

Kutzkey Tim · Director, 10%…Nov 13, 2025

167,307 sh @ $12.65 · +21.0% own

PBUY★$1.9M

Kutzkey Tim · Director, 10%…Nov 13, 2025

148,150 sh @ $12.65 · +21.0% own

AGRANT◆—

Maleki Andrew Pedrum · Chief Financial…Nov 12, 2025

50,000 sh

AGRANT$3.2K

Williams Charles O · CFO and COOJun 13, 2025

400 sh @ $8.06 · +4.5% own

AGRANT$3.2K

Parker Craig C · Chief Executive…Jun 13, 2025

400 sh @ $8.06 · +6.0% own

AGRANT$3.2K

Li Yang · Exec. Vice Preside…Jun 13, 2025

400 sh @ $8.06 · +3.2% own

AGRANT◆—

Woodhouse David J · DirectorMay 14, 2025

1,333 sh

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

2 of 53 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 9 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Nov 13, 2025	Dec 1, 2025	Kutzkey TimDirector, 10% Owner	9days	$2.1M	Filing ↗
May 13	May 18	Kutzkey TimDirector, 10% Owner	1day	—	Filing ↗

Kutzkey TimDirector, 10% Owner

9days

Traded Nov 13, 2025 · filed Dec 1, 2025Filing ↗

Kutzkey TimDirector, 10% Owner

1day

Traded May 13 · filed May 18Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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