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sellWeak cluster of 3

Charles O Williams sold $68k of SRZN

Chief Operating Officer at Surrozen, Inc./DE. 2,036 shares at an average of $33.33, traded May 4, 2026, filed May 5, 2026.

Warning score
33
Value
$68k
2,036 shares
Holdings after
16,571
-11% from before
From 52-week low
+393%
low $6.50, close $32.07
From 52-week high
-5%
high $33.60, as of May 4, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $68k at market
    +8
  • Share of holdings sold
    Sold 11% of holdings
    +5
  • Cluster
    3 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

SRZNOct 12, 2026 · close 24.76
Since filing May 5, 2026: -24.1%SPY +8.0% · excess -32.2%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-206679, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 1, 2026MOption exercise
Common Stock
+5,625--18,607May 5, 2026
May 4, 2026SOpen-market sale
Common Stock
-2,036$33.33$68k16,571May 5, 2026
May 1, 2026MOption exercise
Restricted Stock Unitderivative
-5,625$0.00$05,625May 5, 2026

Related signals

Other insiders at Surrozen, Inc./DE and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
47Moderate
SRZNsell
Surrozen, Inc./DE
TCG Crossover GP II, LLC
owner
$6.9M
325,000 shares
-44%
22Weak
SRZNsell 3
Surrozen, Inc./DE
Yang Li
Exec. Vice President, Research
$53k
1,584 shares
-8%
41Moderate
SRZNsell 3
Surrozen, Inc./DE
Craig C Parker
Chief Executive Officer
$151k
4,524 shares
-21%
40Moderate
SRZNbuy
Surrozen, Inc./DE
TCG Crossover GP II, LLC
owner
$3.0M
121,881 shares
+18%
40Moderate
SRZNbuy
Surrozen, Inc./DE
TCG Crossover GP II, LLC
owner
$1.2M
48,997 shares
+8%
29Weak
SRZNbuy
Surrozen, Inc./DE
TCG Crossover GP II, LLC
owner
$445k
18,856 shares
+3%
19Weak
SRZNbuy
Surrozen, Inc./DE
TCG Crossover GP II, LLC
owner
$203k
9,357 shares
+1%
44Moderate
SRZNbuy 2
Surrozen, Inc./DE
Column Group III Gp, LP
owner
$642k
32,507 shares
+4%
52Moderate
SRZNbuy 2
Surrozen, Inc./DE
Tim Kutzkey
director, owner
$642k
32,507 shares
+4%
39Weak
SRZNbuy 2
Surrozen, Inc./DE
Column Group III Gp, LP
owner
$357k
17,993 shares
+2%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Charles O Williams sold $68k of SRZN | InsiderTell