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AFTER HRS · 17:30 ET
Market ClerkRecap
Wed Oct 21 · after hours2 signals today106 insider buys this week · $305.5MCIRO short report next: Oct 31The week ahead

REGN

REGENERON PHARMACEUTICALS, INC.
NASDAQ · HEALTH CARE · PHARMACEUTICAL PREPARATIONS
807.48
+25.44 +3.25%
USD · Oct 20, 07:40 p.m. ET

A free account adds a watchlist, alerts when insiders, Congress or short sellers move on your tickers, and a morning brief. Sign up

MKT CAP $75.9BP/E 20.0DIV YIELD 0.45%FCF YIELD 4.96%REV TTM $15.5B +9.3%NET INCOME $4.3B −2.9%NET CASH $469.2M52W 575.69 – 852.03NEXT EARNINGS Oct 30SEC XBRL · TTM TO Invalid Date

One year, everything drawn on

252 SESSIONS · DAILY CLOSES
874767660554Oct 14 · Co-Chief Scientific Officer sell $39KOct 14 · Co-Chief Scientific Officer sell $361KOct 14 · Co-Chief Scientific Officer sell $296KOct 14 · Co-Chief Scientific Officer sell $354KOct 14 · Co-Chief Scientific Officer sell $30KOct 14 · Co-Chief Scientific Officer sell $51KOct 14 · Co-Chief Scientific Officer sell $292KOct 14 · Co-Chief Scientific Officer sell $94KOct 14 · Co-Chief Scientific Officer sell $173KOct 14 · Co-Chief Scientific Officer sell $163KOct 14 · Co-Chief Scientific Officer sell $218KOct 14 · Co-Chief Scientific Officer sell $9KOct 14 · Co-Chief Scientific Officer sell $98KOct 14 · Co-Chief Scientific Officer sell $81KOct 14 · Co-Chief Scientific Officer sell $147KOct 14 · Co-Chief Scientific Officer sell $214KOct 14 · Co-Chief Scientific Officer sell $207KOct 14 · Co-Chief Scientific Officer sell $167KOct 14 · Co-Chief Scientific Officer sell $19KOct 14 · Co-Chief Scientific Officer sell $42KOct 14 · Co-Chief Scientific Officer sell $21KOct 14 · Co-Chief Scientific Officer sell $56KOct 14 · Co-Chief Scientific Officer sell $11KOct 14 · Co-Chief Scientific Officer sell $18KOct 14 · Co-Chief Scientific Officer sell $12KOct 14 · Co-Chief Scientific Officer sell $26KOct 14 · Co-Chief Scientific Officer sell $5KSep 3 · EVP Commercial sell $970KSep 2 · EVP Commercial sell $1MSep 2 · Director sell $340KMay 15 · Gilbert Cisneros sellMar 27 · Alan Armstrong buyFeb 12 · Julia Letlow buyJul 30 · 10-Q filed (Q2 2026)Jul 30 · 10-Q filed (Q1 2026)Feb 4 · 10-K filed (FY 2025)Feb 4 · 10-K filed (Q4 2025)Feb 4 · 10-K filed (Q3 2025)Jul 30 · 10-Q filed (Q2 2025)Jul 30 · 10-Q filed (Q1 2025)Feb 4 · 10-K filed (FY 2024)Feb 4 · 10-K filed (Q4 2024)Oct 28 · 10-Q filed (Q3 2024)Oct 28 · 10-Q filed (Q2 2024)Oct 28 · 10-Q filed (Q1 2024)Feb 4 · 10-K filed (FY 2023)Feb 4 · 10-K filed (Q4 2023)OCT 2025JAN 2026APRJUL
Insider buyInsider sellCongress buy, above the lineCongress sell, below10-K / 10-Q filedHOVER A MARKER FOR THE FILING
THE WORK ORDER · 2026-10-21
Insiders (90d): $5.5M net selling
Shorts (latest report): 2.6M short · +156K last period
Every line of the math
30FLAG

Congress is trading it

ALL 3
TradedMemberTypeAmount
May 15Gilbert Cisneros D·CASell$1K–$15K
Mar 27Alan Armstrong R·OKBuy$1K–$15K
Feb 12Julia Letlow R·LABuy$1K–$15K

Insider activity

ALL 30
DateInsiderTypeValue
Oct 14Co-Chief Scientific OfficerSell$39K
Oct 14Co-Chief Scientific OfficerSell$361K
Oct 14Co-Chief Scientific OfficerSell$296K
Oct 14Co-Chief Scientific OfficerSell$354K
Oct 14Co-Chief Scientific OfficerSell$30K
Oct 14Co-Chief Scientific OfficerSell$51K
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