JFG
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Jefferies Financial Group’s Regeneron Pharmaceuticals REGN Stock Holding History

Jefferies Financial Group’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 		$10.4M Buy
13,481
+7,596
+129% +$5.82M 0.07% 200
2025
Q4 		$4.54M Sell
5,885
-19,650
-77% -$13.3M 0.02% 519
2025
Q3 		$14.4M Buy
+25,535
New +$14.4M 0.07% 179
2025
Q2 		– Sell
-6,623
Closed -$4.2M – 1726
2025
Q1 		$4.2M Sell
6,623
-29,199
-82% -$20.1M 0.04% 342
2024
Q4 		$25.5M Buy
35,822
+8,327
+30% +$6.99M 0.15% 101
2024
Q3 		$28.9M Buy
27,495
+7,004
+34% +$7.79M 0.21% 59
2024
Q2 		$21.5M Buy
20,491
+11,851
+137% +$11.5M 0.23% 73
2024
Q1 		$8.32M Buy
8,640
+840
+11% +$799K 0.08% 191
2023
Q4 		$6.85M Buy
7,800
+5,500
+239% +$4.53M 0.04% 314
2023
Q3 		$1.89M Sell
2,300
-7,300
-76% -$5.74M 0.02% 640
2023
Q2 		$6.9M Sell
9,600
-3,275
-25% -$2.53M 0.06% 276
2023
Q1 		$10.6M Buy
12,875
+12,327
+2,249% +$9.3M 0.09% 201
2022
Q4 		$395K Buy
+548
New +$404K ﹤0.01% 1131
2019
Q1 		– Sell
-10,522
Closed -$3.93M – 52
2018
Q4 		$3.93M Buy
+10,522
New +$3.85M 0.46% 14
2018
Q3 		– Sell
-11,819
Closed -$4.08M – 93
2018
Q2 		$4.08M Buy
11,819
+6,110
+107% +$1.91M 0.31% 34
2018
Q1 		$1.97M Buy
+5,709
New +$1.99M 0.14% 39

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

Jefferies Financial Group's REGN Position: Q1 2026 in Review

Jefferies Financial Group increased its Regeneron Pharmaceuticals (REGN) stake by 129% in Q1 2026, buying an estimated $5.82M and bringing the position to 13,481 shares worth $10.4M. The position accounts for 0.07% of the portfolio, ranked #200.

Jefferies Financial Group first reported a position in REGN in Q1 2018 and has held it in 16 quarters since. The position peaked at $28.9M in Q3 2024. 1,392 funds tracked by Wall St. Rank hold REGN as of Q1 2026.

  • Jefferies Financial Group held 13,481 shares of Regeneron Pharmaceuticals worth $10.4M as of Q1 2026.
  • Jefferies Financial Group bought 7,596 Regeneron Pharmaceuticals shares in Q1 2026, an estimated $5.82M.
  • Regeneron Pharmaceuticals made up 0.07% of Jefferies Financial Group's portfolio in Q1 2026, its #200 holding.
  • Jefferies Financial Group first reported a position in Regeneron Pharmaceuticals in Q1 2018 and has held it in 16 quarters since.
  • Jefferies Financial Group's Regeneron Pharmaceuticals position peaked at $28.9M in Q3 2024.
  • 1,392 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.