BASSLER BONNIE L

PrivateCIK: 1683607
Location

TARRYTOWN, NY

BASSLER BONNIE L sold 46.8% of their position (1.50K shares) of REGENERON PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $1.20M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBASSLER BONNIE LCIK 1683607
Director
Since Jan 2019
-1.50K
Net shares
Net seller
$1.20M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
1.50K acquired · 3K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+1.50K

Price / share

$374.12

Trade value

$561.18K

% of position

88.1%
1/7/2026
1.70K3.20K

Common Stock

Direct
S · Sale

Shares

1.50K

Price / share

$800.00

Trade value

$1.20M

% of position

46.8%
1/7/2026
3.20K1.70K
Total

Net shares

+0.00

Net value

-$638.82K

Derivative Transactions1

Non-Qualified Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

1.50K shares

Shares

1.50K

Strike price

374.12

Held after

2.86K

Exercisable

1/7/2026
BASSLER BONNIE L — Insider Transaction (Form 4) Filed Jan 8, 2026 | Finecho