YANCOPOULOS GEORGE

PrivateCIK: 1226690
Location

TARRYTOWN, NY

YANCOPOULOS GEORGE (President and CSO) exercised options at REGENERON PHARMACEUTICALS, INC.

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

M · 1 exercise
InsiderYANCOPOULOS GEORGECIK 1226690
DirectorOfficer· President and CSO
Since Nov 2015
-131.87K
Net shares
Net seller
$92.51M
Total sold
0
Open market trades
0B · 0S
3
Total transactions
146.81K acquired · 278.69K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+146.81K

Price / share

$555.67

Trade value

$81.58M

% of position

49.7%
12/9/2025
295.52K442.33K

Common Stock

Direct
F · Tax Withholding

Shares

131.87K

Price / share

$701.51

Trade value

$92.51M

% of position

29.8%
12/9/2025
442.33K310.46K
Total

Net shares

+14.94K

Net value

-$10.93M

Derivative Transactions1

Non-Qualified Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

146.81K shares

Shares

146.81K

Strike price

555.67

Held after

0.00

Exercisable

12/9/2025
Non-Derivative Holdings (Post-Transaction)7

Common Stock

Indirect
Shares owned71.49K

Common Stock

Indirect
Shares owned5.96K

Common Stock

Indirect
Shares owned200K

Common Stock

Indirect
Shares owned200K

Common Stock

Indirect
Shares owned180K

Common Stock

Indirect
Shares owned56.05K

Common Stock

Indirect
Shares owned101.99K
Total
815.49K indirect815.49K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
YANCOPOULOS GEORGE — Insider Transaction (Form 4) Filed Dec 11, 2025 | Finecho