RYAN ARTHUR F

PrivateCIK: 1187443
Location

TARRYTOWN, NY

RYAN ARTHUR F sold 0.6% of their position (100.00 shares) of REGENERON PHARMACEUTICALS, INC. on the open market

Open‑market sale worth $78.5K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 13 sales
InsiderRYAN ARTHUR FCIK 1187443
Director
Since Mar 2026
-100.00
Net shares
Net seller
$78.5K
Total sold
13
Open market trades
0B · 13S
13
Total transactions
100.00 disposed
Non-Derivative Transactions13

Common Stock

Direct
S · Sale

Shares

7.00

Price / share

$777.46

Trade value

$5.44K

% of position

0.0%
3/2/2026
17.80K17.80K

Common Stock

Direct
S · Sale

Shares

2.00

Price / share

$778.30

Trade value

$1.56K

% of position

0.0%
3/2/2026
17.80K17.79K

Common Stock

Direct
S · Sale

Shares

5.00

Price / share

$779.69

Trade value

$3.90K

% of position

0.0%
3/2/2026
17.79K17.79K

Common Stock

Direct
S · Sale

Shares

3.00

Price / share

$780.69

Trade value

$2.34K

% of position

0.0%
3/2/2026
17.79K17.79K

Common Stock

Direct
S · Sale

Shares

2.00

Price / share

$781.21

Trade value

$1.56K

% of position

0.0%
3/2/2026
17.79K17.78K

Common Stock

Direct
S · Sale

Shares

2.00

Price / share

$782.62

Trade value

$1.57K

% of position

0.0%
3/2/2026
17.78K17.78K

Common Stock

Direct
S · Sale

Shares

10.00

Price / share

$783.62

Trade value

$7.84K

% of position

0.1%
3/2/2026
17.78K17.77K

Common Stock

Direct
S · Sale

Shares

9.00

Price / share

$784.48

Trade value

$7.06K

% of position

0.1%
3/2/2026
17.77K17.76K

Common Stock

Direct
S · Sale

Shares

11.00

Price / share

$785.48

Trade value

$8.64K

% of position

0.1%
3/2/2026
17.76K17.75K

Common Stock

Direct
S · Sale

Shares

7.00

Price / share

$786.61

Trade value

$5.51K

% of position

0.0%
3/2/2026
17.75K17.75K

Common Stock

Direct
S · Sale

Shares

2.00

Price / share

$787.34

Trade value

$1.57K

% of position

0.0%
3/2/2026
17.75K17.74K

Common Stock

Direct
S · Sale

Shares

20.00

Price / share

$788.96

Trade value

$15.78K

% of position

0.1%
3/2/2026
17.74K17.72K

Common Stock

Direct
S · Sale

Shares

20.00

Price / share

$789.28

Trade value

$15.79K

% of position

0.1%
3/2/2026
17.72K17.70K
Total

Net shares

100.00

Net value

-$78.55K

Derivative Transactions0
No derivative transactions reported
RYAN ARTHUR F — Insider Transaction (Form 4) Filed Mar 3, 2026 | Finecho