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sellModerate cluster of 410b5-1 plan

Michael Thomas Henderson sold $6.0M of SYRE

director at Spyre Therapeutics, Inc.. 80,000 shares at an average of $74.40, traded May 8, 2026, filed May 8, 2026.

Warning score
45
Value
$6.0M
80,000 shares
Holdings after
88,606
-47% from before
From 52-week low
+484%
low $12.86, close $75.04
From 52-week high
0%
high $75.04, as of May 8, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $6.0M at market
    +25
  • Share of holdings sold
    Sold 47% of holdings
    +10
  • Cluster
    4 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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 -1.9%, 3m +39.8%, 6m -.

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.

SYREOct 9, 2026 · close 85.69
Since filing May 8, 2026: +14.2%SPY +6.0% · excess +8.2%

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 0001636282-26-000053, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 8, 2026SOpen-market sale
Common Stock10b5-1
-2,404$72.57$174k166,202May 8, 2026
May 8, 2026SOpen-market sale
Common Stock10b5-1
-33,513$73.72$2.5M132,689May 8, 2026
May 8, 2026SOpen-market sale
Common Stock10b5-1
-24,814$74.76$1.9M107,875May 8, 2026
May 8, 2026SOpen-market sale
Common Stock10b5-1
-19,269$75.35$1.5M88,606May 8, 2026

Related signals

Other insiders at Spyre Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
37Weak
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Scott L Burrows
Chief Financial Officer
$2.3M
25,000 shares
-26%
40Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Heidy King-Jones
See Remarks
$2.6M
28,933 shares
-91%
45Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Cameron Turtle
Chief Executive Officer
$1.4M
15,000 shares
-3%
32Weak
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Scott L Burrows
Chief Financial Officer
$2.3M
25,732 shares
-24%
40Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Heidy King-Jones
See Remarks
$2.5M
28,399 shares
-92%
45Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Cameron Turtle
Chief Executive Officer
$1.3M
15,000 shares
-3%
40Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Jeffrey W. Albers
director
$2.4M
23,000 shares
-460%
23Weak
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Scott L Burrows
Chief Financial Officer
$717k
7,500 shares
-7%
45Moderate
SYREsell 310b5-1
Spyre Therapeutics, Inc.
Cameron Turtle
Chief Executive Officer
$1.4M
15,000 shares
-3%
22Weak
SYREsell 510b5-1
Spyre Therapeutics, Inc.
Scott L Burrows
Chief Financial Officer
$658k
7,500 shares
-7%

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.

Michael Thomas Henderson sold $6.0M of SYRE | InsiderTell