Jefferies Financial Group
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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
Q3 		$15.4M Buy
20,300
+560
+3% +$423K 0.11% 148
2026
Q2 		$12.3M Buy
19,740
+6,259
+46% +$4.26M 0.08% 213
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

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $420B AUM 34.97% 1-Year Est. Return
Amundi
Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Nordea Investment Management
Nordea Investment Management Stockholm, Sweden $127B AUM 33.25% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return

Jefferies Financial Group's REGN Position: Q3 2026 in Review

Jefferies Financial Group increased its Regeneron Pharmaceuticals (REGN) stake by 2.8% in Q3 2026, buying an estimated $423K and bringing the position to 20,300 shares worth $15.4M. The position accounts for 0.11% of the portfolio, ranked #148.

Jefferies Financial Group first reported a position in REGN in Q1 2018 and has held it in 18 quarters since. The position peaked at $28.9M in Q3 2024. 895 funds tracked by Wall St. Rank hold REGN as of Q3 2026.

  • Jefferies Financial Group held 20,300 shares of Regeneron Pharmaceuticals worth $15.4M as of Q3 2026.
  • Jefferies Financial Group bought 560 Regeneron Pharmaceuticals shares in Q3 2026, an estimated $423K.
  • Regeneron Pharmaceuticals made up 0.11% of Jefferies Financial Group's portfolio in Q3 2026, its #148 holding.
  • Jefferies Financial Group first reported a position in Regeneron Pharmaceuticals in Q1 2018 and has held it in 18 quarters since.
  • Jefferies Financial Group's Regeneron Pharmaceuticals position peaked at $28.9M in Q3 2024.
  • 895 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q3 2026.

Based on Jefferies Financial Group's 13F filing for Q3 2026, filed 5 Nov 2026.