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sellModerate cluster of 3

Cortney Caudill sold $278k of HALO

SVP, CHIEF OPERATING OFFICER at HALOZYME THERAPEUTICS, INC.. 4,263 shares at an average of $65.19, traded Nov 1, 2025, filed Dec 19, 2025.

Warning score
44
Value
$278k
4,263 shares
Holdings after
12,737
-25% from before
From 52-week low
+53%
low $42.57, close $65.19
From 52-week high
-17%
high $78.28, as of Oct 31, 2025

Score components

  • Role
    COO
    +20
  • Trade size
    $278k at market
    +14
  • Share of holdings sold
    Sold 25% of holdings
    +10
  • 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.

This signal so far: 1m +5.7%, 3m -5.8%, 6m +1.8%.

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.

HALOOct 13, 2026 · close 109.62
Since filing Dec 19, 2025: +62.8%SPY +15.2% · excess +47.6%

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 0001159036-25-000075, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 1, 2025MOption exercise
Common Stock
+9,326$0.00$017,000Dec 19, 2025
Nov 1, 2025SOpen-market sale
Common Stock
-4,263$65.19$278k12,737Dec 19, 2025
Nov 1, 2025MOption exercise
Restricted Stock Unitsderivative
-9,326$0.00$018,651Dec 19, 2025

Related signals

Other insiders at HALOZYME THERAPEUTICS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 15, 2026
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Helen Torley
PRESIDENT AND CEO
$6.6M
60,000 shares
-8%
22Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Matthew L. Posard
director
$568k
5,230 shares
-9%
33Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Matthew L. Posard
director
$2.0M
18,996 shares
-24%
23Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Helen Torley
PRESIDENT AND CEO
$6.4M
60,000 shares
-8%
23Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Helen Torley
PRESIDENT AND CEO
$6.3M
60,000 shares
-8%
14Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Bernadette Connaughton
director
$167k
1,626 shares
-4%
16Weak
HALOsell 310b5-1
HALOZYME THERAPEUTICS, INC.
Helen Torley
PRESIDENT AND CEO
$153k
1,923 shares
-0%
20Weak
HALOsell 310b5-1
HALOZYME THERAPEUTICS, INC.
Bernadette Connaughton
director
$125k
1,625 shares
-4%
24Weak
HALOsell 310b5-1
HALOZYME THERAPEUTICS, INC.
Mahesh Krishnan
director
$548k
7,304 shares
-34%
23Weak
HALOsell 210b5-1
HALOZYME THERAPEUTICS, INC.
Helen Torley
PRESIDENT AND CEO
$3.4M
50,000 shares
-6%

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.