DOSSIER · 13F Holders · Q2 2026Healthcare · Pharmaceutical Preparations
REGN
REGENERON PHARMACEUTICALS
1,418 institutions still hold REGENERON PHARMACEUTICALS as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 75886F107·Pharmaceutical Preparations·1,418 13F holders·last filed Jun 30, 2026
AI Holders Summary · Q2 2026
1,418 institutions reported REGN in Q2 2026. BlackRock, Inc. leads at 15.5% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.
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