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Insider filing · SRZN

Column Group Iii Gp, Lp bought $4.0M of Surrozen (SRZN)

Executed Nov 13 2025, disclosed Nov 18 2025, 4 days later.

Value, as filed
$4.0M
315,457 sh across 2 lots
Executed
Nov 13 2025
the trade date, as filed
Disclosed
Nov 18 2025
4 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
+78.0%
+84.7% from execution

Over the 21 trading sessions from the disclosed entry session (Nov 17 2025), the stock returned +78.0% (delay-adjusted); from the execution session (Nov 13 2025), +84.7%. Derived: entry at the session's open, exit at the close 20 sessions later.

The filer
CL Column Group Iii Gp, Lp 10% owner profile →

Column Group Iii Gp, Lp (10% owner) filed 5 Form 4 reports as a reporting entity in the trailing twelve months (5 purchases, 0 sales), most often in Surrozen, Inc. (SRZN). Across 5 priced purchase filings, the average 21-session return was +35.4% from execution and +27.4% from disclosure (delay-adjusted; derived). The largest single filing was $4.0M of SRZN (315,457 sh across 2 lots, as filed), executed Nov 13 2025.

The name
SRZN Surrozen, Inc. SRZN · Healthcare · 16 filings in 24 months ticker →

Healthcare · Surrozen, Inc., a biotechnology company, discovers and develops product candidates to selectively modulate the Wnt pathway for tissue repair

More Healthcare filings Insider filings, newest first View the original filing at www.sec.gov
Other filings by Column Group Iii Gp, Lp in SRZN
SRZNPURCHASE Surrozen, Inc. $590K
29,945 sh across 4 lots
Exec Jan 15
Filed Jan 20 · 7:35 PM ET
SRZNPURCHASE Surrozen, Inc. $247K
12,470 sh across 2 lots
Exec Jan 13
Filed Jan 15 · 4:10 PM ET
SRZNPURCHASE Surrozen, Inc. $300K
15,100 sh across 2 lots
Exec Jan 6
Filed Jan 8 · 5:23 PM ET
SRZNPURCHASE Surrozen, Inc. $604K
30,884 sh across 2 lots
Exec Dec 5 2025
Filed Dec 8 2025 · 5:04 PM ET