RYAN ARTHUR F

PrivateCIK: 1187443
Location

TARRYTOWN, NY

Senior insider sale

REGENERON PHARMACEUTICALS, INC. — senior position signals high conviction

$314.2K

400.00 shares

What this filing means

RYAN ARTHUR F plans to sell 400.00 shares of REGENERON PHARMACEUTICALS, INC. valued at approximately $314.2K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderRYAN ARTHUR FCIK 1187443
Director
Since Mar 2026
400.00
Shares to sell
$314.2K
Approx. market value
400.00
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

Compensation

N/A

8/22/2013
400.00
Total acquired400.00
Planned & Completed Dispositions1
Sort
NASDAQPlanned

Units to sell

400.00

Market value

$314.2K

2/9/2026
Total

Units

400.00

Value

$314.2K

RYAN ARTHUR F — Planned Insider Sale (Form 144) | Finecho