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sellWeak cluster of 210b5-1 plan

Arthur F Ryan sold $79k of REGN

director at REGENERON PHARMACEUTICALS, INC.. 100 shares at an average of $785.50, traded Mar 2, 2026, filed Mar 3, 2026.

Warning score
12
Value
$79k
100 shares
Holdings after
17,703
-1% from before
From 52-week low
+64%
low $479.88, close $788.71
From 52-week high
-3%
high $809.14, as of Mar 2, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $79k at market
    +9
  • Share of holdings sold
    Sold 0.6% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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 -0.6%, 3m -21.2%, 6m +7.7%.

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.

REGNOct 9, 2026 · close 746.54
Since filing Mar 3, 2026: -2.4%SPY +15.3% · excess -17.6%

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 0001187443-26-000006, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-7$777.46$5,44217,796Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-2$778.30$1,55717,794Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-5$779.69$3,89817,789Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-3$780.69$2,34217,786Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-2$781.21$1,56217,784Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-2$782.62$1,56517,782Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-10$783.62$7,83617,772Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-9$784.48$7,06017,763Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-11$785.48$8,64017,752Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-7$786.61$5,50617,745Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-2$787.34$1,57517,743Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-20$788.96$16k17,723Mar 3, 2026
Mar 2, 2026SOpen-market sale
Common Stock10b5-1
-20$789.28$16k17,703Mar 3, 2026

Related signals

Other insiders at REGENERON PHARMACEUTICALS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
13Weak
REGNsell 210b5-1
REGENERON PHARMACEUTICALS, INC.
Kathryn Guarini
director
$340k
400 shares
-40%
33Weak
REGNsell 210b5-1
REGENERON PHARMACEUTICALS, INC.
Marion McCourt
EVP Commercial
$2.0M
2,346 shares
-16%
12Weak
REGNsell 210b5-1
REGENERON PHARMACEUTICALS, INC.
Kathryn Guarini
director
$320k
400 shares
-40%
18Weak
REGNsell 210b5-1
REGENERON PHARMACEUTICALS, INC.
Huda Y Zoghbi
director
$640k
800 shares
-32%
6Weak
REGNsell10b5-1
REGENERON PHARMACEUTICALS, INC.
Arthur F Ryan
director
$130k
200 shares
-1%
3Weak
REGNsell10b5-1
REGENERON PHARMACEUTICALS, INC.
Arthur F Ryan
director
$71k
100 shares
-1%
4Weak
REGNsell10b5-1
REGENERON PHARMACEUTICALS, INC.
Arthur F Ryan
director
$78k
100 shares
-1%
30Weak
REGNsell 310b5-1
REGENERON PHARMACEUTICALS, INC.
Huda Y Zoghbi
director
$1.3M
1,638 shares
-49%
30Weak
REGNsell 310b5-1
REGENERON PHARMACEUTICALS, INC.
Jason Pitofsky
SVP Controller
$1.6M
2,036 shares
-32%
19Weak
REGNsell 310b5-1
REGENERON PHARMACEUTICALS, INC.
Arthur F Ryan
director
$78k
100 shares
-1%

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.

Arthur F Ryan sold $79k of REGN | InsiderTell