Ryan Arthur F

Ryan Arthur F is listed in filings as Director at Regeneron Pharmaceuticals, Inc.. This profile follows SEC Form 4 activity through Jul 7, 2026, including sale activity. Recent filings connect the profile to Regeneron Pharmaceuticals, Inc. (REGN). The current snapshot covers public activity from Jul 7, 2026. Reported amounts are shown as $130.0K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.