Marshall Wace’s Regeneron Pharmaceuticals REGN Stock Holding History
Bought
Maintained
Sold
Other funds holding REGN
Marshall Wace's REGN Position: Q2 2026 in Review
Marshall Wace increased its Regeneron Pharmaceuticals (REGN) stake by 6,416% in Q2 2026, buying an estimated $15.4M and bringing the position to 23,000 shares worth $14.3M. The position accounts for 0.01% of the portfolio, ranked #877.
Marshall Wace first reported a position in REGN in Q2 2014 and has held it in 38 quarters since. The position peaked at $369M in Q4 2025. 1,335 funds tracked by Wall St. Rank hold REGN as of Q2 2026.
- Marshall Wace held 23,000 shares of Regeneron Pharmaceuticals worth $14.3M as of Q2 2026.
- Marshall Wace bought 22,647 Regeneron Pharmaceuticals shares in Q2 2026, an estimated $15.4M.
- Regeneron Pharmaceuticals made up 0.01% of Marshall Wace's portfolio in Q2 2026, its #877 holding.
- Marshall Wace first reported a position in Regeneron Pharmaceuticals in Q2 2014 and has held it in 38 quarters since.
- Marshall Wace's Regeneron Pharmaceuticals position peaked at $369M in Q4 2025.
- 1,335 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.
Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.