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
$21.8M Sell
28,200
-10,800
-28% -$8.27M 0.01% 1477
2025
Q4
$30.1M Buy
39,000
+27,700
+245% +$18.8M 0.01% 1186
2025
Q3
$6.35M Sell
11,300
-54,100
-83% -$30.6M ﹤0.01% 2882
2025
Q2
$34.3M Buy
65,400
+23,000
+54% +$12.8M 0.02% 1080
2025
Q1
$26.9M Buy
42,400
+16,300
+62% +$11.2M 0.01% 1238
2024
Q4
$18.6M Buy
26,100
+14,600
+127% +$12.3M 0.01% 1578
2024
Q3
$12.1M Sell
11,500
-31,200
-73% -$34.7M 0.01% 2019
2024
Q2
$44.9M Sell
42,700
-18,100
-30% -$17.5M 0.02% 875
2024
Q1
$58.5M Sell
60,800
-14,200
-19% -$13.5M 0.03% 727
2023
Q4
$65.9M Buy
75,000
+13,300
+22% +$11M 0.03% 632
2023
Q3
$50.8M Sell
61,700
-14,300
-19% -$11.2M 0.03% 697
2023
Q2
$54.6M Buy
76,000
+69,800
+1,126% +$53.8M 0.03% 673
2023
Q1
$5.09M Sell
6,200
-27,500
-82% -$20.7M ﹤0.01% 2593
2022
Q4
$24.3M Buy
33,700
+500
+2% +$369K 0.01% 1277
2022
Q3
$22.9M Buy
33,200
+12,000
+57% +$7.55M 0.01% 1229
2022
Q2
$12.5M Sell
21,200
-300
-1% -$195K 0.01% 1766
2022
Q1
$15M Sell
21,500
-5,800
-21% -$3.67M 0.01% 1683
2021
Q4
$17.2M Sell
27,300
-11,900
-30% -$7.32M 0.01% 1583
2021
Q3
$23.7M Sell
39,200
-28,800
-42% -$17.9M 0.01% 1166
2021
Q2
$38M Buy
68,000
+35,500
+109% +$18M 0.02% 752
2021
Q1
$15.4M Sell
32,500
-18,000
-36% -$8.76M 0.01% 1336
2020
Q4
$24.4M Buy
50,500
+30,500
+153% +$16.5M 0.02% 913
2020
Q3
$11.2K Buy
20,000
+5,000
+33% +$3.03M 0.01% 1160
2020
Q2
$9.36M Buy
+15,000
New +$8.51M 0.01% 1259
2019
Q4
Sell
-30,000
Closed -$8.32M 4565
2019
Q3
$8.32M Sell
30,000
-30,000
-50% -$8.88M 0.01% 1412
2019
Q2
$18.8M Buy
+60,000
New +$20M 0.03% 834
2017
Q3
Sell
-25,000
Closed -$12.3M 3805
2017
Q2
$12.3M Hold
25,000
0.02% 939
2017
Q1
$9.69M Buy
+25,000
New +$9.27M 0.02% 1050
2014
Q1
Sell
-1,000
Closed -$275K 3813
2013
Q4
$275K Sell
1,000
-2,200
-69% -$633K ﹤0.01% 3100
2013
Q3
$1M Buy
+3,200
New +$842K ﹤0.01% 2108

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.