SING GEORGE L

REGN

SING GEORGE L serves as Director at Regeneron Pharmaceuticals, Inc. (REGN). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

11 trades

$30.41M

Net Position

Net Seller

$30.41M

Companies Traded

REGN

Active Period

Aug 2021 – Dec 2025

11 total trades

Most Recent

Sell REGN

Dec 31, 2025 · $4.79M

SING GEORGE L's Insider Trading at Regeneron Pharmaceuticals, Inc. (REGN)

Buys

0 · $0.00

Sells

11 · $30.41M

Total Shares Bought

Total Shares Sold

43,593

REGN Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Dec 31, 2025	Sell	6,188	$774.03	$4.79M	0
Feb 28, 2024	Sell	1,000	$992.50	$992.5K	26,349
Feb 26, 2024	Sell	3,500	$967.86	$3.39M	26,349
Feb 12, 2024	Sell	1,000	$950.00	$950.0K	26,349
Mar 1, 2022	Sell	4,000	$618.25	$2.47M	28,049
Nov 23, 2021	Sell	3,000	$656.67	$1.97M	31,858
Nov 18, 2021	Sell	10,750	$653.50	$7.03M	40,858
Aug 30, 2021	Sell	1,700	$672.00	$1.14M	43,358
Aug 17, 2021	Sell	1,705	$628.53	$1.07M	43,858
Aug 13, 2021	Sell	3,800	$617.89	$2.35M	47,063
Aug 10, 2021	Sell	6,950	$612.36	$4.26M	51,663