REGENERON PHARMACEUTICALS (REGN) Stock Ownership

NASDAQ:REGN • US75886F1075

Current stock price

751.57 USD
-14.45 (-1.89%)
At close:
751.57 USD
0 (0%)
After Hours:

REGN Ownership information

REGN Ownership Chart.REGN Ownership Chart: showing Insider, Institutional ownership and shares available to the public.REGN Ownership.InsiderInstitutionalPublic



Shares Outstanding105.72M
Float101.72M
Float Short Interest Percentage2.51%
Owners (insider)1.94%
Owners (institutional)90.76%
Owners (insider) change3.34%
Owners (institutional) change0.18%
REGN Institutional Ownership HistoryREGN Institutional Ownership HistoryREGN Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 Mar 2026 50M 100M 150M
REGN Historical Insider Transactions ChartREGN Historical Insider Buy and Sell Transactions ChartREGN Historical Insider Transactions May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 Apr 2026 0 10K 20K 30K
DateNameTypeSharesPriceAmount
Apr 1, 2026RYAN ARTHUR FOpen Market Sale100777.27$ 77,727.28
Mar 2, 2026RYAN ARTHUR FOpen Market Sale100785.50$ 78,549.55
Feb 19, 2026Zoghbi Huda YOption Excercise1638376.69$ 617,018.22
Feb 19, 2026Zoghbi Huda YOpen Market Sale1638781.33$ 1,279,811.86
Feb 9, 2026Pitofsky JasonOpen Market Sale2036778.52$ 1,585,058.14
Feb 9, 2026RYAN ARTHUR FOpen Market Sale100778.53$ 77,852.60
Feb 9, 2026Pitofsky JasonOption Excercise1000492.00$ 492,000.00
Jan 7, 2026Bassler Bonnie LOption Excercise1500374.12$ 561,180.00
Jan 7, 2026Bassler Bonnie LOpen Market Sale1500800.00$ 1,200,000.00
Jan 2, 2026SING GEORGE LGrant1550.00$ 0.00
Jan 2, 2026Guarini KathrynGrant1550.00$ 0.00
Jan 2, 2026Schenkein David PGrant1550.00$ 0.00
Jan 2, 2026GOLDSTEIN JOSEPH LGrant1550.00$ 0.00
Jan 2, 2026RYAN ARTHUR FGrant1550.00$ 0.00
Jan 2, 2026COLES N ANTHONYGrant1550.00$ 0.00
Jan 2, 2026BROWN MICHAEL SGrant1550.00$ 0.00
Jan 2, 2026Bassler Bonnie LGrant1550.00$ 0.00
Jan 2, 2026POON CHRISTINE AGrant1550.00$ 0.00
Jan 2, 2026Zoghbi Huda YGrant1550.00$ 0.00
Jan 2, 2026Thompson Craig B.Grant1550.00$ 0.00
Dec 31, 2025YANCOPOULOS GEORGEOption Excercise285700.00$ 0.00
Dec 31, 2025YANCOPOULOS GEORGEOption Excercise28570772.09$ 22,058,611.30
Dec 31, 2025SCHLEIFER LEONARD SOption Excercise285700.00$ 0.00
Dec 31, 2025SCHLEIFER LEONARD SOption Excercise28570772.09$ 22,058,611.30
Dec 30, 2025SING GEORGE LOption Excercise9212520.01$ 4,790,332.12
Dec 30, 2025SING GEORGE LOption Excercise6188774.03$ 4,789,697.64
Dec 9, 2025YANCOPOULOS GEORGEOption Excercise146815555.67$ 81,580,691.05
Dec 9, 2025YANCOPOULOS GEORGEOption Excercise131874701.51$ 92,510,929.74
Dec 9, 2025SCHLEIFER LEONARD SOption Excercise172723555.67$ 95,976,989.41
Dec 9, 2025SCHLEIFER LEONARD SOption Excercise155145701.51$ 108,835,768.95
Dec 9, 2025Van Plew Daniel POption Excercise2552701.51$ 1,790,253.52
Dec 9, 2025MURPHY ANDREW JOption Excercise4229701.51$ 2,966,685.79
Dec 9, 2025McCourt MarionOption Excercise1021701.51$ 716,241.71
Dec 8, 2025McCourt MarionOption Excercise1336712.94$ 952,487.84
Dec 8, 2025LAROSA JOSEPH JOption Excercise1396712.94$ 995,264.24
Dec 8, 2025Fenimore Christopher R.Option Excercise992712.94$ 707,236.48
Dec 8, 2025Van Plew Daniel POption Excercise1906712.94$ 1,358,863.64
Dec 8, 2025Pitofsky JasonOption Excercise989712.94$ 705,097.66
Dec 8, 2025MURPHY ANDREW JOption Excercise1699712.94$ 1,211,285.06
Dec 5, 2025MURPHY ANDREW JGrant37150.00$ 0.00
Dec 5, 2025McCourt MarionGrant24760.00$ 0.00
Dec 5, 2025LAROSA JOSEPH JGrant24760.00$ 0.00
Dec 5, 2025Fenimore Christopher R.Grant30270.00$ 0.00
Dec 5, 2025Van Plew Daniel PGrant37150.00$ 0.00
Dec 5, 2025Pitofsky JasonGrant20640.00$ 0.00
Nov 20, 2025LAROSA JOSEPH JOption Excercise14450555.67$ 8,029,431.50
Nov 20, 2025LAROSA JOSEPH JOption Excercise12686736.77$ 9,346,664.22
Nov 20, 2025Bassler Bonnie LOption Excercise760371.40$ 282,264.00
Nov 20, 2025Bassler Bonnie LOpen Market Sale760750.00$ 570,000.00
Nov 7, 2025Pitofsky JasonOpen Market Sale431651.43$ 280,766.33
Oct 30, 2025MURPHY ANDREW JOther Disposition15380.00$ 0.00
Oct 29, 2025POON CHRISTINE AOption Excercise9212520.01$ 4,790,332.12
Oct 29, 2025POON CHRISTINE AOpen Market Sale6500654.27$ 4,252,745.32
Oct 29, 2025MURPHY ANDREW JOption Excercise35000555.67$ 19,448,450.00
Oct 29, 2025MURPHY ANDREW JOption Excercise32490648.82$ 21,080,161.80