Insider · CIK 0001218629

SCHLEIFER LEONARD S

Reports to the SEC for 1 company · TARRYTOWN, NY

sec.gov

Transactions

Companies

Filings

CIK

0001218629

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-12-31	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+28.6K sh	—	—	243,093
2025-12-31	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−28.6K sh	$772.09	−$22.1M	214,523
2025-12-31	REGNREGENERON PHARMACEUTICALS, INC. · 2020 Performance Stock UnitsM Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−28.6K sh	—	—	595,077
2025-12-09	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+173K sh	$555.67	+$96M	369,668
2025-12-09	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−155K sh	$701.51	−$109M	214,523
2025-12-09	REGNREGENERON PHARMACEUTICALS, INC. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−173K sh	—	—	0
2024-06-12	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−14.9K sh	$1015.30	−$15.1M	40,255
2024-06-12	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−270 sh	$1016.62	−$274K	39,985
2024-06-12	REGNREGENERON PHARMACEUTICALS, INC.C Conversion	Director, Bd. Co-Chair, President & CEO	CConversion	+1,000 sh	—	—	1,000
2024-06-12	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−1,000 sh	$1025.27	−$1.03M	0
2024-06-12	REGNREGENERON PHARMACEUTICALS, INC. · Class A StockC Conversion	Director, Bd. Co-Chair, President & CEO	CConversion	−1,000 sh	—	—	14,775
2024-06-11	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−7,321 sh	$1015.28	−$7.43M	56,877
2024-06-11	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−1,743 sh	$1016.04	−$1.77M	55,134
2024-06-06	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−787 sh	$1015.02	−$799K	64,198
2024-05-17	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−22.7K sh	$979.22	−$22.2M	467,020
2024-05-17	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−143 sh	$980.07	−$140K	466,877
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−7,864 sh	$979.05	−$7.7M	400,336
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−295 sh	$980.64	−$289K	400,041
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−1,081 sh	$981.50	−$1.06M	398,960
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−235 sh	$982.66	−$231K	398,725
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−250 sh	$983.91	−$246K	398,475
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−305 sh	$984.00	−$300K	398,170
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−281 sh	$985.72	−$277K	397,889
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−103 sh	$986.57	−$102K	397,786
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−228 sh	$987.46	−$225K	397,558
2024-05-15	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−299 sh	$988.76	−$296K	397,259
2024-05-14	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−22.7K sh	$979.16	−$22.2M	410,502
2024-05-14	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−2,302 sh	$980.10	−$2.26M	408,200
2024-05-13	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+203K sh	$399.66	+$81.2M	577,633
2024-05-13	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−144K sh	$976.79	−$141M	433,200
2024-05-13	REGNREGENERON PHARMACEUTICALS, INC. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−203K sh	—	—	0
2023-12-11	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+25.2K sh	—	—	387,270
2023-12-11	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−12.8K sh	$844.09	−$10.8M	374,429
2023-12-11	REGNREGENERON PHARMACEUTICALS, INC. · 2019 Performance Stock UnitsM Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−25.2K sh	—	—	0
2023-05-15	REGNREGENERON PHARMACEUTICALS, INC.G Gift	Director, Bd. Co-Chair, President & CEO	GGift	−53.8K sh	—	—	0
2023-05-15	REGNREGENERON PHARMACEUTICALS, INC.G Gift	Director, Bd. Co-Chair, President & CEO	GGift	+53.8K sh	—	—	64,985
2022-04-06	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−2,653 sh	$710.04	−$1.88M	11,178
2022-04-05	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−4,461 sh	$710.05	−$3.17M	13,831
2022-03-31	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−2,886 sh	$710.01	−$2.05M	18,292
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+239K sh	$270.43	+$64.6M	543,809
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−173K sh	$651.96	−$113M	370,318
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC.M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	+281K sh	$179.13	+$50.4M	651,568
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC.F Tax Payment	Director, Bd. Co-Chair, President & CEO	FTax Payment	−186K sh	$651.96	−$121M	465,922
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−281K sh	—	—	0
2021-11-19	REGNREGENERON PHARMACEUTICALS, INC. · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Director, Bd. Co-Chair, President & CEO	MExercise/Conversion	−239K sh	—	—	0
2021-08-19	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−10K sh	$660.03	−$6.6M	21,178
2021-08-18	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−200K sh	$650.03	−$130M	304,746
2021-08-16	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−171 sh	$615.54	−$105K	41,007
2021-08-16	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−146 sh	$616.70	−$90K	40,861
2021-08-16	REGNREGENERON PHARMACEUTICALS, INC.S Sale	Director, Bd. Co-Chair, President & CEO	SSale	−258 sh	$617.79	−$159K	40,603

Recent filings

Accepted (ET)
Jan 54
SCHLEIFER LEONARD S0001218629-26-000002
SEC(opens sec.gov)
Dec 114
SCHLEIFER LEONARD S0001218629-25-000006
SEC(opens sec.gov)
Jun 134
SCHLEIFER LEONARD S0001104659-24-071247
SEC(opens sec.gov)
Jun 104
SCHLEIFER LEONARD S0001883850-24-000029
SEC(opens sec.gov)
May 174
SCHLEIFER LEONARD S0001883850-24-000025
SEC(opens sec.gov)
May 154
SCHLEIFER LEONARD S0001883850-24-000022
SEC(opens sec.gov)

Companies

REGENERON PHARMACEUTICALS, INC.Director, Bd. Co-Chair, President & CEOREGN

Address

777 OLD SAW MILL RIVER ROAD

TARRYTOWN, NY, 10591