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Costello Asset Management’s Regeneron Pharmaceuticals REGN Stock Holding History

Costello Asset Management’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
2026
Q1 		$33.2K Hold
43
– – 0.01% 300
2025
Q4 		$33.2K Hold
43
– – 0.01% 293
2025
Q3 		$24.2K Hold
43
– – 0.01% 345
2025
Q2 		$22.6K Hold
43
– – 0.01% 348
2025
Q1 		$27.3K Buy
+43
New +$29.6K 0.01% 307

Other funds holding REGN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
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
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Costello Asset Management's REGN Position: Q1 2026 in Review

Costello Asset Management held its Regeneron Pharmaceuticals (REGN) position steady in Q1 2026 at 43 shares worth $33.2K. The position accounts for 0.01% of the portfolio, ranked #300.

Costello Asset Management first reported a position in REGN in Q1 2025 and has held it in 5 quarters since. 1,392 funds tracked by Wall St. Rank hold REGN as of Q1 2026.

  • Costello Asset Management held 43 shares of Regeneron Pharmaceuticals worth $33.2K as of Q1 2026.
  • Costello Asset Management left its Regeneron Pharmaceuticals share count unchanged in Q1 2026.
  • Regeneron Pharmaceuticals made up 0.01% of Costello Asset Management's portfolio in Q1 2026, its #300 holding.
  • Costello Asset Management first reported a position in Regeneron Pharmaceuticals in Q1 2025 and has held it in 5 quarters since.
  • 1,392 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q1 2026.

Based on Costello Asset Management's 13F filing for Q1 2026, filed 30 Apr 2026.