Arrowstreet Capital
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Arrowstreet Capital’s Regeneron Pharmaceuticals REGN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$3.18M Buy
+6,063
New +$3.18M ﹤0.01% 1314
2023
Q4
Sell
-2,262
Closed -$1.86M 1536
2023
Q3
$1.86M Hold
2,262
﹤0.01% 873
2023
Q2
$1.63M Buy
+2,262
New +$1.63M ﹤0.01% 883
2023
Q1
Sell
-1,661
Closed -$1.2M 1488
2022
Q4
$1.2M Buy
1,661
+656
+65% +$473K ﹤0.01% 987
2022
Q3
$692K Sell
1,005
-177,537
-99% -$122M ﹤0.01% 1052
2022
Q2
$106M Buy
178,542
+142,319
+393% +$84.1M 0.15% 147
2022
Q1
$25.3M Buy
36,223
+31,609
+685% +$22.1M 0.03% 366
2021
Q4
$2.91M Buy
+4,614
New +$2.91M ﹤0.01% 938
2021
Q1
Sell
-700
Closed -$338K 2479
2020
Q4
$338K Sell
700
-11,500
-94% -$5.55M ﹤0.01% 2098
2020
Q3
$6.83M Buy
+12,200
New +$6.83M 0.01% 1005
2019
Q3
Sell
-403,526
Closed -$126M 1684
2019
Q2
$126M Buy
403,526
+93,195
+30% +$29.2M 0.28% 87
2019
Q1
$127M Buy
310,331
+233,356
+303% +$95.8M 0.3% 62
2018
Q4
$28.8M Buy
+76,975
New +$28.8M 0.08% 245
2018
Q1
Sell
-1,000
Closed -$376K 1301
2017
Q4
$376K Buy
+1,000
New +$376K ﹤0.01% 1106
2015
Q4
Sell
-40,069
Closed -$18.6M 1567
2015
Q3
$18.6M Sell
40,069
-31,336
-44% -$14.6M 0.09% 219
2015
Q2
$36.4M Buy
+71,405
New +$36.4M 0.21% 119
2014
Q1
Sell
-31,466
Closed -$8.66M 1303
2013
Q4
$8.66M Buy
+31,466
New +$8.66M 0.05% 318