Stock research

REGN — REGENERON PHARMACEUTICALS

REGN is reported by 11 tracked managers with $4.6B in visible reported value. This page connects ownership breadth, filing activity, and price context.

As of 2026 Q2 · Canonical stock URL /stocks/REGN

Stock research evidence

The latest visible filing snapshot is 2026 Q2. Values come from reported manager holdings; prices and 52-week context come from the latest available market quote.

Tracked holders: 11
Reported value: $4.6B
Ownership breadth: Not available
Current price: $781

Top reported managers

These managers have the largest visible reported positions in REGN. Portfolio weight is measured within each manager's latest visible filing.

Dodge & Cox Funds1.6% of reported portfolio · $3.0B · Add · Filed Aug 13, 2026
Cliff Asness0.2% of reported portfolio · $702.2M · Filed Aug 14, 2026
John Overdeck / David Siegel0.3% of reported portfolio · $409.1M · Reduce · Filed Aug 14, 2026
Israel Englander0.1% of reported portfolio · $103.0M · Filed Aug 14, 2026
Mason Hawkins5% of reported portfolio · $95.0M · Add · Filed Aug 14, 2026

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