Stocks · Health care · Pharmaceutical Preparations

Regeneron Pharmaceuticals

REGN Clue Score51

United States Fiscal year ends December CIK 0000872589 Results filed 30 Oct 2026

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What the insiders did Net selling

By person

27 insiders · 2,711 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Sanofi

10% owner

$212.20M (61)

$11.95B (8)

−$11.74B

279,766

0.272%

$271.67M

−98.8%

George Yancopoulos

Bd. Co-Chair, President & CSO

—

$350.69M (90)

−$350.69M

366,508

0.357%

$355.90M

+11.0%

Leonard S Schleifer

Bd. Co-Chair, President & CEO

—

$319.83M (61)

−$319.83M

214,523

0.209%

$208.31M

—

P Roy Vagelos

Director

—

$248.68M (100)

−$248.68M

438,071

0.426%

$425.39M

−33.4%

George L Sing

Director

—

$136.30M (125) scheduled

−$136.30M

28,297

0.028%

$27.48M

−78.4%

Plew Daniel P Van

EVP & General Mgr, Industrial

—

$91.86M (117)

−$91.86M

21,673

0.021%

$21.05M

—

Neil Stahl

EVP Research and Development

—

$81.55M (138)

−$81.55M

53,434

0.052%

$51.89M

+14.1%

Christine A Poon

Director

—

$78.09M (43) scheduled

−$78.09M

5,219

0.005%

$5.07M

+560.6%

Andrew J Murphy

Co-Chief Scientific Officer

—

$60.85M (236) scheduled

−$60.85M

51,193

0.050%

$49.71M

+2.9%

Michael S Brown

Director

—

$46.39M (85) scheduled

−$46.39M

19,027

0.019%

$18.48M

−19.1%

Marc Tessier-Lavigne

Director

—

$45.88M (44) scheduled

−$45.88M

2,434

0.002%

$2.36M

+138.2%

Joseph L Goldstein

Director

—

$44.70M (69) scheduled

−$44.70M

6,703

0.007%

$6.51M

−48.4%

Joseph J Larosa

EVP General Counsel and Secret

—

$39.00M (83)

−$39.00M

44,726

0.044%

$43.43M

+265.8%

Arthur F Ryan

Director

—

$38.85M (698) scheduled

−$38.85M

17,303

0.017%

$16.80M

−50.6%

Marion McCourt

EVP Commercial

—

$33.96M (53) scheduled

−$33.96M

11,090

0.011%

$10.77M

+4,964%

Christopher R. Fenimore

EVP Finance CFO

—

$30.33M (84)

−$30.33M

25,274

0.025%

$24.54M

—

Bonnie L Bassler

Director

—

$22.33M (26) scheduled

−$22.33M

1,703

0.002%

$1.65M

—

Robert E Landry

EVP Finance CFO

—

$20.88M (288)

−$20.88M

23,693

0.023%

$23.01M

+233.8%

N Anthony Coles

Director

—

$20.62M (33) scheduled

−$20.62M

1,714

0.002%

$1.66M

—

Huda Y Zoghbi

Director

—

$19.11M (36) scheduled

−$19.11M

1,703

0.002%

$1.65M

—

Robert J Terifay

EVP Commercial

—

$9.90M (1)

−$9.90M

25,214

0.025%

$24.48M

+8.2%

Jason Pitofsky

SVP Controller

—

$2.39M (13) scheduled

−$2.39M

4,451

0.004%

$4.32M

+5.9%

Charles A Baker

Director

—

$2.08M (6) scheduled

−$2.08M

9,000

0.009%

$8.74M

0.0%

Michael S Aberman

SVP Strategy Investor Relation

—

$1.21M (12)

−$1.21M

4,693

0.005%

$4.56M

0.0%

Kathryn Guarini

Director

—

$1.02M (3) scheduled

−$1.02M

603

<0.001%

$585.55K

—

Craig B. Thompson

Director

—

—

—

775

<0.001%

$752.57K

—

David P Schenkein

Director

—

—

—

603

<0.001%

$585.55K

—