LAROSA JOSEPH J

PrivateCIK: 1238303
Location

TARRYTOWN, NY

LAROSA JOSEPH J (SVP General Counsel and Secret) exercised options at REGENERON PHARMACEUTICALS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderLAROSA JOSEPH JCIK 1238303
Officer· SVP General Counsel and Secret
Since Dec 2018
-12.69K
Net shares
Net seller
$9.35M
Total sold
0
Open market trades
0B · 0S
3
Total transactions
14.45K acquired · 27.14K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+14.45K

Price / share

$555.67

Trade value

$8.03M

% of position

68.6%
11/20/2025
21.07K35.52K

Common Stock

Direct
F · Tax Withholding

Shares

12.69K

Price / share

$736.77

Trade value

$9.35M

% of position

35.7%
11/20/2025
35.52K22.84K
Total

Net shares

+1.76K

Net value

-$1.32M

Derivative Transactions1

Non-Qualified Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

14.45K shares

Shares

14.45K

Strike price

555.67

Held after

0.00

Exercisable

11/20/2025
Non-Derivative Holdings (Post-Transaction)3

Common Stock

Indirect
Shares owned395.00

Common Stock

Indirect
Shares owned9K

Common Stock

Indirect
Shares owned9K
Total
18.39K indirect18.39K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
LAROSA JOSEPH J — Insider Transaction (Form 4) Filed Nov 24, 2025 | Finecho