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sellWeak cluster of 2

Charles O Williams sold $31k of SRZN

Chief Operating Officer at Surrozen, Inc./DE. 1,566 shares at an average of $19.87, traded Jan 5, 2026, filed Jan 6, 2026.

Warning score
23
Value
$31k
1,566 shares
Holdings after
12,982
-11% from before
From 52-week low
+194%
low $6.50, close $19.10
From 52-week high
-22%
high $24.59, as of Jan 5, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $31k at market
    +5
  • Share of holdings sold
    Sold 11% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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.

This signal so far: 1m +8.0%, 3m +31.0%, 6m +17.0%.

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 Jan 6, 2026: +25.9%SPY +13.4% · excess +12.5%

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 0001193125-26-005092, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 2, 2026MOption exercise
Common Stock
+3,500--14,548Jan 6, 2026
Jan 5, 2026SOpen-market sale
Common Stock
-1,566$19.87$31k12,982Jan 6, 2026
Jan 2, 2026MOption exercise
Restricted Stock Unitsderivative
-3,500$0.00$00Jan 6, 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%
33Weak
SRZNsell 3
Surrozen, Inc./DE
Charles O Williams
Chief Operating Officer
$68k
2,036 shares
-11%
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%

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 $31k of SRZN | InsiderTell