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Exercise
Calculated transaction value
$4.69M

Larosa Joseph J EVP General Counsel And Secret

Transaction date Aug 19, 2026
Public filing date Aug 21, 2026
Filing lag Filed 2 days later

REGN daily price context

Close on/before transaction
$840.84 Aug 19, 2026
First close after public filing
$828.5 Aug 24, 2026
30-day return after filing
-3.66% Through Sep 21, 2026

Source details

Reported owner
Not disclosed
Source asset code
Security
Security
Common Stock
Quantity / price
12,282 shares @ $381.92
SEC ownership
Direct
Transaction code
M
Form
4
Filing identifier
0001238303-26-000002
Filing cohort

Transactions in this filing

Showing 3 of 3
Trades
3
Issuers
1
Estimated value
$12.18M
Buys / sales
0 / 0
Transactions reported in the same official filing
Issuer Transaction Traded Value
Regeneron Pharmaceuticals, Inc. REGN Current Exercise Aug 19, 2026 $4.69M
Regeneron Pharmaceuticals, Inc. REGN Disposition Aug 19, 2026 $7.49M
Regeneron Pharmaceuticals, Inc. REGN Exercise Aug 19, 2026 $0