Millennium Management’s Regeneron Pharmaceuticals REGN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$31.9M Buy
41,300
+16,300
+65% +$12.5M 0.01% 1176
2025
Q4
$19.3M Sell
25,000
-34,100
-58% -$23.2M 0.01% 1613
2025
Q3
$33.2M Buy
59,100
+20,900
+55% +$11.8M 0.01% 1173
2025
Q2
$20.1M Sell
38,200
-2,700
-7% -$1.51M 0.01% 1564
2025
Q1
$25.9M Sell
40,900
-18,300
-31% -$12.6M 0.01% 1271
2024
Q4
$42.2M Sell
59,200
-86,800
-59% -$72.8M 0.02% 902
2024
Q3
$153M Buy
146,000
+32,700
+29% +$36.4M 0.07% 262
2024
Q2
$119M Sell
113,300
-22,200
-16% -$21.5M 0.06% 361
2024
Q1
$130M Sell
135,500
-49,500
-27% -$47.1M 0.06% 347
2023
Q4
$162M Sell
185,000
-21,800
-11% -$18M 0.07% 239
2023
Q3
$170M Buy
206,800
+49,400
+31% +$38.8M 0.09% 171
2023
Q2
$113M Buy
157,400
+20,500
+15% +$15.8M 0.06% 304
2023
Q1
$112M Sell
136,900
-93,900
-41% -$70.8M 0.06% 293
2022
Q4
$167M Buy
230,800
+24,700
+12% +$18.2M 0.09% 185
2022
Q3
$142M Buy
206,100
+2,400
+1% +$1.51M 0.08% 197
2022
Q2
$120M Sell
203,700
-25,300
-11% -$16.4M 0.07% 219
2022
Q1
$160M Sell
229,000
-61,800
-21% -$39.1M 0.08% 168
2021
Q4
$184M Buy
290,800
+4,200
+1% +$2.58M 0.09% 173
2021
Q3
$173M Buy
286,600
+157,600
+122% +$97.8M 0.1% 142
2021
Q2
$72.1M Buy
129,000
+23,700
+23% +$12M 0.04% 441
2021
Q1
$49.8M Buy
105,300
+16,300
+18% +$7.94M 0.04% 496
2020
Q4
$43M Buy
89,000
+26,500
+42% +$14.3M 0.03% 537
2020
Q3
$35K Buy
62,500
+27,500
+79% +$16.7M 0.04% 485
2020
Q2
$21.8M Buy
35,000
+2,200
+7% +$1.25M 0.03% 679
2020
Q1
$16M Buy
32,800
+17,800
+119% +$7.34M 0.04% 557
2019
Q4
$5.63M Buy
+15,000
New +$5.05M 0.01% 1833
2019
Q3
Sell
-18,200
Closed -$5.7M 4487
2019
Q2
$5.7M Buy
+18,200
New +$6.06M 0.01% 1673
2017
Q3
Sell
-40,000
Closed -$19.6M 3806
2017
Q2
$19.6M Buy
+40,000
New +$17.5M 0.04% 681
2016
Q4
Sell
-25,000
Closed -$10.1M 3655
2016
Q3
$10.1M Buy
+25,000
New +$10M 0.02% 922
2014
Q1
Sell
-1,800
Closed -$495K 3814
2013
Q4
$495K Sell
1,800
-2,500
-58% -$719K ﹤0.01% 2720
2013
Q3
$1.34M Buy
+4,300
New +$1.13M ﹤0.01% 1926

Other funds holding REGN

Millennium Management's REGN Position: Q1 2026 in Review

Millennium Management reduced its Regeneron Pharmaceuticals (REGN) stake by 83% in Q1 2026, selling an estimated $243M and leaving 62,730 shares worth $48.5M. The position accounts for 0.02% of the portfolio, ranked #848.

Millennium Management first reported a position in REGN in Q2 2013 and has held it in 51 quarters since. The position peaked at $293M in Q4 2025. 1,392 funds tracked by Wall St. Rank hold REGN as of Q1 2026.

  • Millennium Management held 62,730 shares of Regeneron Pharmaceuticals worth $48.5M as of Q1 2026.
  • Millennium Management sold 317,038 Regeneron Pharmaceuticals shares in Q1 2026, an estimated $243M.
  • Regeneron Pharmaceuticals made up 0.02% of Millennium Management's portfolio in Q1 2026, its #848 holding.
  • Millennium Management first reported a position in Regeneron Pharmaceuticals in Q2 2013 and has held it in 51 quarters since.
  • Millennium Management's Regeneron Pharmaceuticals position peaked at $293M in Q4 2025.
  • 1,392 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.