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REGNRegeneron Pharmaceuticals

Health care · Pharmaceuticals · Nasdaq
Compare with peers → Embed
Insider trades since May 15, 2026

10 insiders sold $53.0M on the market, none bought

Form 4
Bought on the market
$0
0 trades
Sold on the market
$53.0M
63 trades by 10 insiders
Sold under a 10b5-1 planPlans →
18%
of the value sold, under a plan set up in advance
Traded the most
George L. Sing
$20.4M Director

Open-market buys and sales are the trades an insider chose to make. Grants, option exercises and shares withheld for tax are pay; they show under All.

Who traded

Buys and sales by insider

Form 4, added up
InsiderTradesBoughtSoldShare of the totalOwned afterLatest
George L. Sing
Director
9 -$20.4M
38%
45,052 Nov 2, 2026
Huda Y. Zoghbi
Director
3 -$7.9M
15%
2,203 Nov 3, 2026
Christine A. Poon
Director
6 -$7.6M
14%
12,831 Nov 2, 2026
Joseph J. Larosa
EVP General Counsel and Secret
2 -$4.3M
8%
39,433 Nov 2, 2026
Jason Pitofsky
SVP Controller
8 -$3.8M
7%
7,716 Nov 4, 2026
Andrew J. Murphy
Co-Chief Scientific Officer
27 -$3.2M
6%
51,974 Oct 14, 2026
Marion McCourt
EVP Commercial
3 -$3.0M
6%
10,871 Oct 30, 2026
Michael S. Brown
Director
1 -$1.7M
3%
1,380 Oct 30, 2026
Kathryn Guarini
Director
3 -$1.0M
2%
603 Oct 30, 2026
Arthur F. Ryan
Director
1 -$130K
0%
17,303 Jul 2, 2026
Every trade

Trade by trade, newest first

Each date links to its Form 4
DateInsiderRoleTypeSharesPriceValueOwned after
Nov 4, 2026 Jason PitofskySVP Controller Sale -439 939.57 412K 7,716
Nov 4, 2026 Jason PitofskySVP Controller Sale -575 940.46 541K 7,141
Nov 4, 2026 Jason PitofskySVP Controller Sale -982 941.58 925K 6,159
Nov 4, 2026 Jason PitofskySVP Controller Sale -1,215 942.31 1.1M 4,944
Nov 4, 2026 Jason PitofskySVP Controller Sale -529 943.53 499K 4,415
Nov 4, 2026 Jason PitofskySVP Controller Sale -108 944.22 102K 4,307
Nov 4, 2026 Jason PitofskySVP Controller Sale -35 945.61 33K 4,272
Nov 4, 2026 Jason Pitofsky (indirect)SVP Controller Sale -179 950.76 170K 0
Nov 3, 2026 Huda Y. ZoghbiDirector Sale -6,939 970.42 6.7M 2,203
Nov 3, 2026 Huda Y. ZoghbiDirector Sale -500 971.06 486K 1,703
Nov 2, 2026 Christine A. PoonDirector Sale -218 966.74 211K 12,831
Nov 2, 2026 Christine A. PoonDirector Sale -772 967.38 747K 12,059
Nov 2, 2026 Christine A. PoonDirector Sale -2,499 968.58 2.4M 9,560
Nov 2, 2026 Christine A. PoonDirector Sale -3,203 969.50 3.1M 6,357
Nov 2, 2026 Christine A. PoonDirector Sale -937 970.51 909K 5,420
Nov 2, 2026 Christine A. PoonDirector Sale -201 971.31 195K 5,219
Nov 2, 2026 George L. SingDirector Sale -1,224 960.57 1.2M 45,052
Nov 2, 2026 George L. SingDirector Sale -540 961.85 519K 44,512
Nov 2, 2026 George L. SingDirector Sale -2,522 962.61 2.4M 41,990
Nov 2, 2026 George L. SingDirector Sale -4,338 963.47 4.2M 37,652
Nov 2, 2026 George L. SingDirector Sale -2,670 964.57 2.6M 34,982
Nov 2, 2026 George L. SingDirector Sale -7,073 965.38 6.8M 27,909
Nov 2, 2026 George L. SingDirector Sale -1,522 966.27 1.5M 26,387
Nov 2, 2026 George L. SingDirector Sale -1,040 967.07 1.0M 25,347
Nov 2, 2026 George L. SingDirector Sale -200 970.18 194K 25,147
Nov 2, 2026 Joseph J. LarosaEVP General Counsel and Secret Sale -3,939 965.41 3.8M 39,433
Nov 2, 2026 Joseph J. LarosaEVP General Counsel and Secret Sale -527 966.11 509K 38,906
Oct 30, 2026 Michael S. BrownDirector Sale (10b5-1) -1,929 875.00 1.7M 1,380
Oct 30, 2026 Marion McCourtEVP Commercial Sale (10b5-1) -1,132 869.43 984K 10,871
Oct 30, 2026 Kathryn GuariniDirector Sale (10b5-1) -400 900.00 360K 603
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -6 753.76 5K 51,974
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -35 755.91 26K 51,939
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -16 757.68 12K 51,923
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -24 758.16 18K 51,899
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -14 759.96 11K 51,885
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -74 760.65 56K 51,811
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -27 761.36 21K 51,784
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -55 762.57 42K 51,729
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -25 763.76 19K 51,704
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -219 764.40 167K 51,485
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -271 765.39 207K 51,214
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -279 766.47 214K 50,935
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -192 767.39 147K 50,743
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -105 768.33 81K 50,638
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -127 769.30 98K 50,511
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -12 770.20 9K 50,499
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -283 771.56 218K 50,216
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -211 772.56 163K 50,005
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -224 773.40 173K 49,781
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -121 774.48 94K 49,660
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -376 775.46 292K 49,284
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -66 776.31 51K 49,218
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -38 777.76 30K 49,180
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -454 778.64 354K 48,726
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -380 779.59 296K 48,346
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -463 780.63 361K 47,883
Oct 14, 2026 Andrew J. MurphyCo-Chief Scientific Officer Sale (10b5-1) -50 781.47 39K 47,833
Sep 3, 2026 Marion McCourtEVP Commercial Sale (10b5-1) -1,131 857.39 970K 12,003
Sep 2, 2026 Marion McCourtEVP Commercial Sale (10b5-1) -1,215 850.00 1.0M 13,134
Sep 2, 2026 Kathryn GuariniDirector Sale (10b5-1) -400 850.00 340K 603
Aug 10, 2026 Huda Y. ZoghbiDirector Sale (10b5-1) -800 800.00 640K 1,703
Aug 10, 2026 Kathryn GuariniDirector Sale (10b5-1) -400 800.00 320K 603
Jul 2, 2026 Arthur F. RyanDirector Sale (10b5-1) -200 650.15 130K 17,303
Show the other 48 trades
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