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
$48.5M Sell
62,730
-317,038
-83% -$243M 0.02% 848
2025
Q4
$293M Buy
379,768
+178,688
+89% +$121M 0.12% 116
2025
Q3
$113M Sell
201,080
-137,746
-41% -$77.9M 0.05% 383
2025
Q2
$178M Buy
338,826
+169,241
+100% +$94.5M 0.09% 193
2025
Q1
$108M Buy
169,585
+36,078
+27% +$24.8M 0.06% 321
2024
Q4
$95.1M Sell
133,507
-67,667
-34% -$56.8M 0.05% 421
2024
Q3
$211M Sell
201,174
-65,858
-25% -$73.3M 0.1% 159
2024
Q2
$281M Buy
267,032
+67,826
+34% +$65.8M 0.13% 117
2024
Q1
$192M Sell
199,206
-81,075
-29% -$77.1M 0.08% 218
2023
Q4
$246M Buy
280,281
+243,272
+657% +$200M 0.11% 136
2023
Q3
$30.5M Sell
37,009
-12,650
-25% -$9.94M 0.02% 1077
2023
Q2
$35.7M Sell
49,659
-226,914
-82% -$175M 0.02% 964
2023
Q1
$227M Buy
276,573
+242,590
+714% +$183M 0.13% 98
2022
Q4
$24.5M Buy
33,983
+22,876
+206% +$16.9M 0.01% 1269
2022
Q3
$7.65M Buy
11,107
+4,906
+79% +$3.09M ﹤0.01% 2476
2022
Q2
$3.67M Sell
6,201
-22,484
-78% -$14.6M ﹤0.01% 3108
2022
Q1
$20M Sell
28,685
-96,109
-77% -$60.8M 0.01% 1395
2021
Q4
$78.8M Buy
124,794
+55,338
+80% +$34M 0.04% 466
2021
Q3
$42M Sell
69,456
-115,035
-62% -$71.4M 0.03% 739
2021
Q2
$103M Sell
184,491
-5,091
-3% -$2.58M 0.06% 285
2021
Q1
$89.7M Buy
189,582
+4,803
+3% +$2.34M 0.06% 260
2020
Q4
$89.3M Buy
184,779
+171,745
+1,318% +$92.7M 0.06% 246
2020
Q3
$7.3K Buy
13,034
+7,588
+139% +$4.6M 0.01% 1518
2020
Q2
$3.4M Sell
5,446
-87,934
-94% -$49.9M ﹤0.01% 2112
2020
Q1
$45.6M Sell
93,380
-5,426
-5% -$2.24M 0.1% 174
2019
Q4
$37.1M Sell
98,806
-246,382
-71% -$82.9M 0.05% 503
2019
Q3
$95.8M Sell
345,188
-128,130
-27% -$37.9M 0.15% 120
2019
Q2
$148M Buy
473,318
+439,550
+1,302% +$146M 0.22% 63
2019
Q1
$13.9M Buy
33,768
+16,033
+90% +$6.6M 0.02% 1039
2018
Q4
$6.62M Sell
17,735
-87,854
-83% -$32.2M 0.01% 1388
2018
Q3
$42.7M Buy
105,589
+32,674
+45% +$12.4M 0.05% 479
2018
Q2
$25.2M Sell
72,915
-129,431
-64% -$40.5M 0.03% 741
2018
Q1
$69.7M Sell
202,346
-275,898
-58% -$96M 0.09% 297
2017
Q4
$180M Buy
478,244
+276,154
+137% +$112M 0.25% 45
2017
Q3
$90.4M Buy
202,090
+189,365
+1,488% +$90.1M 0.14% 151
2017
Q2
$6.25M Buy
+12,725
New +$5.57M 0.01% 1356
2017
Q1
Sell
-85,875
Closed -$31.8M 3793
2016
Q4
$31.5M Buy
85,875
+77,010
+869% +$29.3M 0.07% 425
2016
Q3
$3.56M Sell
8,865
-59,606
-87% -$23.9M 0.01% 1568
2016
Q2
$23.9M Sell
68,471
-59,147
-46% -$22.8M 0.05% 448
2016
Q1
$46M Buy
127,618
+3,759
+3% +$1.55M 0.12% 203
2015
Q4
$67.2M Buy
123,859
+42,458
+52% +$23M 0.14% 140
2015
Q3
$37.9M Buy
81,401
+78,079
+2,350% +$41.9M 0.07% 329
2015
Q2
$1.7M Sell
3,322
-74,195
-96% -$36.2M ﹤0.01% 2015
2015
Q1
$35M Sell
77,517
-63,404
-45% -$26.9M 0.07% 394
2014
Q4
$57.8M Buy
140,921
+134,957
+2,263% +$53.1M 0.12% 184
2014
Q3
$2.15M Sell
5,964
-83,028
-93% -$27.8M 0.01% 1819
2014
Q2
$25.1M Sell
88,992
-172
-0.2% -$51K 0.07% 372
2014
Q1
$26.8M Sell
89,164
-53,466
-37% -$16.5M 0.08% 335
2013
Q4
$39.3M Buy
142,630
+120,458
+543% +$34.6M 0.12% 151
2013
Q3
$6.94M Sell
22,172
-111,981
-83% -$29.5M 0.02% 923
2013
Q2
$30.2M Buy
+134,153
New +$31.2M 0.09% 173

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.