Steve Schonfeld’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
Q2
$2.97M Buy
+4,759
New +$3.24M 0.01% 869
2025
Q4
Sell
-2,634
Closed -$1.48M 2505
2025
Q3
$1.48M Sell
2,634
-5,210
-66% -$2.95M 0.01% 1190
2025
Q2
$4.12M Sell
7,844
-36
-0.5% -$20.1K 0.03% 631
2025
Q1
$5M Sell
7,880
-14,508
-65% -$9.98M 0.03% 523
2024
Q4
$15.9M Buy
22,388
+18,496
+475% +$15.5M 0.09% 192
2024
Q3
$4.09M Buy
3,892
+2,492
+178% +$2.77M 0.03% 613
2024
Q2
$1.47M Buy
+1,400
New +$1.36M 0.01% 1040
2024
Q1
Sell
-1,500
Closed -$1.32M 2339
2023
Q4
$1.32M Sell
1,500
-2,535
-63% -$2.09M 0.01% 943
2023
Q3
$3.32M Buy
4,035
+3,127
+344% +$2.46M 0.03% 667
2023
Q2
$652K Sell
908
-2,720
-75% -$2.1M 0.01% 1119
2023
Q1
$2.98M Buy
+3,628
New +$2.74M 0.03% 591
2022
Q4
Sell
-5,380
Closed -$3.71M 2941
2022
Q3
$3.71M Sell
5,380
-8,400
-61% -$5.29M 0.03% 632
2022
Q2
$8.15M Buy
13,780
+12,519
+993% +$8.14M 0.08% 332
2022
Q1
$881K Buy
+1,261
New +$798K 0.01% 1058
2021
Q4
Sell
-1,741
Closed -$1.05M 2465
2021
Q3
$1.05M Sell
1,741
-17,432
-91% -$10.8M 0.01% 931
2021
Q2
$10.7M Buy
19,173
+9,638
+101% +$4.88M 0.11% 268
2021
Q1
$4.51M Buy
9,535
+7,935
+496% +$3.86M 0.05% 453
2020
Q4
$773K Buy
+1,600
New +$864K 0.01% 895
2020
Q2
Sell
-2,454
Closed -$1.2M 1508
2020
Q1
$1.2M Buy
+2,454
New +$1.01M 0.08% 313
2019
Q3
Sell
-6,300
Closed -$1.97M 1203
2019
Q2
$1.97M Sell
6,300
-6,200
-50% -$2.06M 0.07% 292
2019
Q1
$5.13M Sell
12,500
-9,144
-42% -$3.77M 0.18% 153
2018
Q4
$8.08M Buy
21,644
+19,144
+766% +$7.01M 0.31% 77
2018
Q3
$1.01M Sell
2,500
-2,400
-49% -$913K 0.04% 428
2018
Q2
$1.69M Buy
+4,900
New +$1.53M 0.09% 300
2017
Q3
Sell
-12,500
Closed -$6.14M 750
2017
Q2
$6.14M Sell
12,500
-11,500
-48% -$5.03M 0.63% 28
2017
Q1
$9.3M Buy
24,000
+8,000
+50% +$2.97M 0.93% 11
2016
Q4
$5.87M Buy
+16,000
New +$6.08M 0.76% 19

Other funds holding REGN

Steve Schonfeld's REGN Position: Q2 2026 in Review

Steve Schonfeld opened a new position in Regeneron Pharmaceuticals (REGN) in Q2 2026: 4,759 shares worth $2.97M. The stake represents 0.01% of the portfolio and ranks #869 among its holdings. This is a return to the name: Steve Schonfeld previously reported a position in REGN as recently as Q3 2025.

Steve Schonfeld first reported a position in REGN in Q4 2016 and has held it in 27 quarters since. The position peaked at $15.9M in Q4 2024. 1,328 funds tracked by Wall St. Rank hold REGN as of Q2 2026.

  • Steve Schonfeld held 4,759 shares of Regeneron Pharmaceuticals worth $2.97M as of Q2 2026.
  • Regeneron Pharmaceuticals was a new Steve Schonfeld position in Q2 2026.
  • Regeneron Pharmaceuticals made up 0.01% of Steve Schonfeld's portfolio in Q2 2026, its #869 holding.
  • Steve Schonfeld first reported a position in Regeneron Pharmaceuticals in Q4 2016 and has held it in 27 quarters since.
  • Steve Schonfeld's Regeneron Pharmaceuticals position peaked at $15.9M in Q4 2024.
  • 1,328 funds tracked by Wall St. Rank held Regeneron Pharmaceuticals as of Q2 2026.

Based on Schonfeld Strategic Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.