Ryan Arthur F

Ryan Arthur F is listed in filings as Director at Regeneron Pharmaceuticals Inc. This profile follows SEC Form 4 activity through May 4, 2026, including sale activity. Recent filings connect the profile to Regeneron Pharmaceuticals Inc (REGN). The current snapshot covers public activity from Sep 5, 2024 to May 4, 2026. Reported amounts are shown as $4.9K to $3.6K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.