PHS
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PFM Health Sciences’s Regeneron Pharmaceuticals REGN Stock Holding History

PFM Health Sciences’s Portfolio REGN Stock Details REGN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-19,890
Closed -$11.2M – 98
2025
Q3 		$11.2M Buy
+19,890
New +$11.2M 0.86% 38
2018
Q1 		– Sell
-196,112
Closed -$73.7M – 100
2017
Q4 		$73.7M Buy
+196,112
New +$79.4M 1.75% 21
2014
Q1 		– Sell
-48,771
Closed -$13.4M – 88
2013
Q4 		$13.4M Sell
48,771
-194,151
-80% -$55.8M 0.27% 50
2013
Q3 		$76M Buy
242,922
+188,357
+345% +$49.5M 1.83% 21
2013
Q2 		$12.3M Buy
+54,565
New +$12.7M 0.25% 57

Other funds holding REGN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

PFM Health Sciences's REGN Position: Q4 2025 in Review

PFM Health Sciences sold out of Regeneron Pharmaceuticals (REGN) in Q4 2025, closing a stake of 19,890 shares — an estimated $11.2M sold.

PFM Health Sciences first reported a position in REGN in Q2 2013 and held it in 5 quarters. The position peaked at $76M in Q3 2013. 1,385 funds tracked by Wall St. Rank hold REGN as of Q4 2025.

  • PFM Health Sciences reported no remaining Regeneron Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • PFM Health Sciences sold 19,890 Regeneron Pharmaceuticals shares in Q4 2025, an estimated $11.2M.
  • PFM Health Sciences first reported a position in Regeneron Pharmaceuticals in Q2 2013 and held it in 5 quarters.
  • PFM Health Sciences's Regeneron Pharmaceuticals position peaked at $76M in Q3 2013.
  • 1,385 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q4 2025.

Based on PFM Health Sciences's 13F filing for Q4 2025, filed 17 Feb 2026.