LIVE FROM THE DATABASETRANSACTIONS 362,114COMPANIES 5,761LATEST TRADE Oct 16UPDATED Oct 16, 09:12 PM
REGNCIK 0000872589

REGENERON PHARMACEUTICALS, INC.

155 transactions by 18 insiders, from November 20, 2025 to October 14, 2026.

Transactions
15518 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
$11.6Mopen market
Net
−$11.6Mnet selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Arthur F. RyanDir5048/50—$435K
Andrew J. MurphyChief3030/30—$3.2M
Huda Y. ZoghbiDir1816/18—$1.9M
Jason PitofskyCAO1313/13—$1.6M
Kathryn GuariniDir86/8—$660K
Bonnie L. BasslerDir86/8—$1.8M
Leonard S. SchleiferCEO3———
Christopher R. FenimoreCFO3———
Joseph J. LarosaGC3———
George YancopoulosPres3———
Craig B. ThompsonDir2———
Christine A. PoonDir2———
N. Anthony ColesDir2———
George L. SingDir2———
Joseph L. GoldsteinDir2———
Michael S. BrownDir2———
David P. SchenkeinDir2———
Marion McCourtEVP22/2—$2.0M

All transactions

155 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Andrew J. MurphyChiefDERIVOct 13MPLAN17,000$0.00—?
Andrew J. MurphyChiefOct 14SPLAN50$781.47$39K
Andrew J. MurphyChiefOct 14SPLAN463$780.63$361K
Andrew J. MurphyChiefOct 14SPLAN380$779.59$296K
Andrew J. MurphyChiefOct 14SPLAN454$778.64$354K
Andrew J. MurphyChiefOct 14SPLAN38$777.76$30K
Andrew J. MurphyChiefOct 14SPLAN66$776.31$51K
Andrew J. MurphyChiefOct 14SPLAN376$775.46$292K
Andrew J. MurphyChiefOct 14SPLAN121$774.48$94K
Andrew J. MurphyChiefOct 14SPLAN224$773.40$173K
Andrew J. MurphyChiefOct 14SPLAN211$772.56$163K
Andrew J. MurphyChiefOct 14SPLAN283$771.56$218K
Andrew J. MurphyChiefOct 14SPLAN12$770.20$9K
Andrew J. MurphyChiefOct 14SPLAN127$769.30$98K
Andrew J. MurphyChiefOct 14SPLAN105$768.33$81K
Andrew J. MurphyChiefOct 14SPLAN192$767.39$147K
Andrew J. MurphyChiefOct 14SPLAN279$766.47$214K
Andrew J. MurphyChiefOct 14SPLAN271$765.39$207K
Andrew J. MurphyChiefOct 14SPLAN219$764.40$167K
Andrew J. MurphyChiefOct 14SPLAN25$763.76$19K
Andrew J. MurphyChiefOct 14SPLAN55$762.57$42K
Andrew J. MurphyChiefOct 14SPLAN27$761.36$21K
Andrew J. MurphyChiefOct 14SPLAN74$760.65$56K
Andrew J. MurphyChiefOct 14SPLAN14$759.96$11K
Andrew J. MurphyChiefOct 14SPLAN24$758.16$18K
Andrew J. MurphyChiefOct 14SPLAN16$757.68$12K
Andrew J. MurphyChiefOct 14SPLAN35$755.91$26K
Andrew J. MurphyChiefOct 14SPLAN6$753.76$5K
Andrew J. MurphyChiefOct 13FPLAN12,853$754.58$9.7M
Andrew J. MurphyChiefOct 13MPLAN17,000$381.92$6.5M
Marion McCourtEVPSep 3SPLAN1,131$857.39$970K
Marion McCourtEVPSep 2SPLAN1,215$850.00$1.0M
Kathryn GuariniDirDERIVSep 2MPLAN400$0.00—?
Kathryn GuariniDirSep 2SPLAN400$850.00$340K
Kathryn GuariniDirSep 2MPLAN400$719.37$288K
Joseph J. LarosaGCDERIVAug 19M12,282$0.00—?
Joseph J. LarosaGCAug 19F9,019$830.15$7.5M
Joseph J. LarosaGCAug 19M12,282$381.92$4.7M
Christopher R. FenimoreCFODERIVAug 18M6,283$0.00—?
Christopher R. FenimoreCFOAug 18F4,599$813.47$3.7M
Christopher R. FenimoreCFOAug 18M6,283$381.92$2.4M
Huda Y. ZoghbiDirDERIVAug 10MPLAN800$0.00—?
Huda Y. ZoghbiDirAug 10SPLAN800$800.00$640K
Huda Y. ZoghbiDirAug 10MPLAN800$376.69$301K
Kathryn GuariniDirDERIVAug 10MPLAN400$0.00—?
Kathryn GuariniDirAug 10SPLAN400$800.00$320K
Kathryn GuariniDirAug 10MPLAN400$719.37$288K
Arthur F. RyanDirJul 2SPLAN200$650.15$130K
Arthur F. RyanDirMay 1SPLAN2$714.13$1K
Arthur F. RyanDirMay 1SPLAN1$712.09$712
Arthur F. RyanDirMay 1SPLAN5$711.49$4K
Arthur F. RyanDirMay 1SPLAN2$710.87$1K
Arthur F. RyanDirMay 1SPLAN6$709.45$4K
Arthur F. RyanDirMay 1SPLAN4$707.40$3K
Arthur F. RyanDirMay 1SPLAN7$706.74$5K
Arthur F. RyanDirMay 1SPLAN14$705.56$10K
Arthur F. RyanDirMay 1SPLAN15$704.28$11K
Arthur F. RyanDirMay 1SPLAN24$703.46$17K
Arthur F. RyanDirMay 1SPLAN15$702.46$11K
Arthur F. RyanDirMay 1SPLAN5$701.76$4K
Arthur F. RyanDirApr 1SPLAN40$779.71$31K
Arthur F. RyanDirApr 1SPLAN4$778.24$3K
Arthur F. RyanDirApr 1SPLAN9$777.42$7K
Arthur F. RyanDirApr 1SPLAN13$776.62$10K
Arthur F. RyanDirApr 1SPLAN14$775.58$11K
Arthur F. RyanDirApr 1SPLAN8$774.58$6K
Arthur F. RyanDirApr 1SPLAN8$773.59$6K
Arthur F. RyanDirApr 1SPLAN3$772.76$2K
Arthur F. RyanDirApr 1SPLAN1$771.32$771
Arthur F. RyanDirMar 2SPLAN20$789.28$16K
Arthur F. RyanDirMar 2SPLAN20$788.96$16K
Arthur F. RyanDirMar 2SPLAN2$787.34$2K
Arthur F. RyanDirMar 2SPLAN7$786.61$6K
Arthur F. RyanDirMar 2SPLAN11$785.48$9K
Arthur F. RyanDirMar 2SPLAN9$784.48$7K
Arthur F. RyanDirMar 2SPLAN10$783.62$8K
Arthur F. RyanDirMar 2SPLAN2$782.62$2K
Arthur F. RyanDirMar 2SPLAN2$781.21$2K
Arthur F. RyanDirMar 2SPLAN3$780.69$2K
Arthur F. RyanDirMar 2SPLAN5$779.69$4K
Arthur F. RyanDirMar 2SPLAN2$778.30$2K
Arthur F. RyanDirMar 2SPLAN7$777.46$5K
Huda Y. ZoghbiDirDERIVFeb 19MPLAN1,638$0.00—?
Huda Y. ZoghbiDirFeb 19SPLAN4$790.00$3K
Huda Y. ZoghbiDirFeb 19SPLAN56$785.61$44K
Huda Y. ZoghbiDirFeb 19SPLAN160$784.45$126K
Huda Y. ZoghbiDirFeb 19SPLAN220$783.29$172K
Huda Y. ZoghbiDirFeb 19SPLAN298$782.10$233K
Huda Y. ZoghbiDirFeb 19SPLAN209$781.28$163K
Huda Y. ZoghbiDirFeb 19SPLAN331$780.45$258K
Huda Y. ZoghbiDirFeb 19SPLAN208$779.55$162K
Huda Y. ZoghbiDirFeb 19SPLAN53$778.47$41K
Huda Y. ZoghbiDirFeb 19SPLAN50$775.50$39K
Huda Y. ZoghbiDirFeb 19SPLAN49$774.68$38K
Huda Y. ZoghbiDirFeb 19MPLAN1,638$376.69$617K
Arthur F. RyanDirFeb 9SPLAN1$787.82$788
Arthur F. RyanDirFeb 9SPLAN2$786.29$2K
Arthur F. RyanDirFeb 9SPLAN1$785.71$786
Arthur F. RyanDirFeb 9SPLAN1$784.59$785
Arthur F. RyanDirFeb 9SPLAN3$783.34$2K
Arthur F. RyanDirFeb 9SPLAN1$782.53$783
Arthur F. RyanDirFeb 9SPLAN5$781.48$4K
Arthur F. RyanDirFeb 9SPLAN1$780.09$780
Arthur F. RyanDirFeb 9SPLAN5$779.41$4K
Arthur F. RyanDirFeb 9SPLAN12$778.53$9K
Arthur F. RyanDirFeb 9SPLAN57$777.56$44K
Arthur F. RyanDirFeb 9SPLAN10$776.59$8K
Arthur F. RyanDirFeb 9SPLAN1$775.63$776
Jason PitofskyCAODERIVFeb 9MPLAN1,000$0.00—?
Jason PitofskyCAOFeb 9SPLAN53$785.72$42K
Jason PitofskyCAOFeb 9SPLAN1$784.66$785
Jason PitofskyCAOFeb 9SPLAN144$783.23$113K
Jason PitofskyCAOFeb 9SPLAN37$782.67$29K
Jason PitofskyCAOFeb 9SPLAN26$781.37$20K
Jason PitofskyCAOFeb 9SPLAN75$780.06$59K
Jason PitofskyCAOFeb 9SPLAN205$779.56$160K
Jason PitofskyCAOFeb 9SPLAN563$778.35$438K
Jason PitofskyCAOFeb 9SPLAN391$777.51$304K
Jason PitofskyCAOFeb 9SPLAN521$776.43$405K
Jason PitofskyCAOFeb 9SPLAN20$775.95$16K
Jason PitofskyCAOFeb 9MPLAN1,000$492.00$492K
Bonnie L. BasslerDirDERIVJan 7MPLAN1,500$0.00—?
Bonnie L. BasslerDirJan 7SPLAN1,500$800.00$1.2M
Bonnie L. BasslerDirJan 7MPLAN1,500$374.12$561K
Huda Y. ZoghbiDirDERIVJan 2A1,962$0.00—?
Huda Y. ZoghbiDirJan 2A155$0.00—
David P. SchenkeinDirDERIVJan 2A1,962$0.00—?
David P. SchenkeinDirJan 2A155$0.00—
Craig B. ThompsonDirDERIVJan 2A1,962$0.00—?
Craig B. ThompsonDirJan 2A155$0.00—
George L. SingDirDERIVJan 2A1,962$0.00—?
George L. SingDirJan 2A155$0.00—
Arthur F. RyanDirDERIVJan 2A1,962$0.00—?
Arthur F. RyanDirJan 2A155$0.00—
Christine A. PoonDirDERIVJan 2A1,962$0.00—?
Christine A. PoonDirJan 2A155$0.00—
Kathryn GuariniDirDERIVJan 2A1,962$0.00—?
Kathryn GuariniDirJan 2A155$0.00—
Joseph L. GoldsteinDirDERIVJan 2A1,962$0.00—?
Joseph L. GoldsteinDirJan 2A155$0.00—
N. Anthony ColesDirDERIVJan 2A1,962$0.00—?
N. Anthony ColesDirJan 2A155$0.00—
Bonnie L. BasslerDirDERIVJan 2A1,962$0.00—?
Bonnie L. BasslerDirJan 2A155$0.00—
Michael S. BrownDirDERIVJan 2A1,962$0.00—?
Michael S. BrownDirJan 2A155$0.00—
George YancopoulosPresDERIVDec 31M28,570$0.00—?
George YancopoulosPresDec 31F28,570$772.09$22.1M
George YancopoulosPresDec 31M28,570$0.00—
Leonard S. SchleiferCEODERIVDec 31M28,570$0.00—?
Leonard S. SchleiferCEODec 31F28,570$772.09$22.1M
Leonard S. SchleiferCEODec 31M28,570$0.00—
Bonnie L. BasslerDirDERIVNov 20MPLAN760$0.00—?
Bonnie L. BasslerDirNov 20SPLAN760$750.00$570K
Bonnie L. BasslerDirNov 20MPLAN760$371.40$282K