SURROZEN INC

Ticker: SRZN CUSIP: 86889P208 Class: COM NEW

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

Note: Option positions (PUT/CALL) are excluded.

Q2 2025

Shares 216 Value ($000) $2 Avg Close $9.14 Range $5.90 - $12.93

Q1 2025

Shares 402 Value ($000) $5 Avg Close $11.62 Range $9.50 - $18.17

Q4 2024

Shares 283 Value ($000) $4 Avg Close $10.61 Range $8.10 - $15.74

Q3 2024

Shares 455 Value ($000) $5 Avg Close $8.83 Range $6.00 - $12.00

Q1 2024

Shares 184 Value ($000) $3 Avg Close $11.20 Range $7.15 - $16.19

Q4 2023

Shares 612 Value ($000) $6 Avg Close $6.97 Range $4.50 - $10.82

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	216	$2	$9.14	$5.90 - $12.93
Q1 2025	402	$5	$11.62	$9.50 - $18.17
Q4 2024	283	$4	$10.61	$8.10 - $15.74
Q3 2024	455	$5	$8.83	$6.00 - $12.00
Q1 2024	184	$3	$11.20	$7.15 - $16.19
Q4 2023	612	$6	$6.97	$4.50 - $10.82