SING GEORGE L - Insider Non-Derivative Transactions at REGENERON PHARMACEUTICALS, INC. (REGN) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 30, 2025, SING GEORGE L's relationship to REGENERON PHARMACEUTICALS, INC. (REGN) is Director, and currently has 37,040 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other REGN insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

SING GEORGE L - Insider Non-Derivative Transactions of REGN Common Stock

SING GEORGE L - Insider Non-Derivative Transactions at REGN

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 31, 2025	F -- (Common Stock)	6188	774.03	30852
Dec 31, 2025	M -- (Common Stock)	9212	520.01	37040
Jan 3, 2025	Acquisition -- (Common Stock)	166	0	27828
Jan 1, 2025	F -- (Common Stock)	1948	708.19	27662
Jan 1, 2025	M -- (Common Stock)	3338	413.33	29610
Sep 5, 2024	G -- (Common Stock)	1200	0	26272
May 4, 2024	F -- (Common Stock)	877	942.53	27472
May 4, 2024	M -- (Common Stock)	2000	413.33	28349
Feb 27, 2024	Sell -- (Common Stock)	500	995	26349
Feb 27, 2024	Sell -- (Common Stock)	500	990	26349
Feb 27, 2024	M -- (Common Stock)	500	413.33	26849
Feb 24, 2024	Sell -- (Common Stock)	500	985	26349
Feb 24, 2024	M -- (Common Stock)	500	413.33	26849
Feb 23, 2024	Sell -- (Common Stock)	1000	970	26349
Feb 23, 2024	Sell -- (Common Stock)	1000	960	26349
Feb 23, 2024	Sell -- (Common Stock)	1000	965	26349
Feb 23, 2024	M -- (Common Stock)	1000	413.33	27349
Feb 10, 2024	Sell -- (Common Stock)	500	955	26349
Feb 10, 2024	M -- (Common Stock)	500	413.33	26849
Feb 9, 2024	Sell -- (Common Stock)	500	945	26349
Feb 9, 2024	M -- (Common Stock)	500	413.33	26849
Jan 3, 2024	Acquisition -- (Common Stock)	135	0	26349
Jan 4, 2023	Acquisition -- (Common Stock)	165	0	26214