Alyeska Investment Group
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Alyeska Investment Group’s Repligen RGEN Stock Holding History

Alyeska Investment Group’s Portfolio RGEN Stock Details RGEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-123,000
Closed -$16.4M – 710
2025
Q3 		$16.4M Sell
123,000
-290,316
-70% -$35.3M 0.05% 307
2025
Q2 		$51.4M Sell
413,316
-46,921
-10% -$5.97M 0.18% 155
2025
Q1 		$58.6M Buy
460,237
+89,057
+24% +$13.7M 0.23% 125
2024
Q4 		$53.4M Buy
+371,180
New +$53.2M 0.2% 132
2023
Q3 		– Sell
-244,484
Closed -$34.6M – 625
2023
Q2 		$34.6M Sell
244,484
-153,519
-39% -$24.6M 0.26% 127
2023
Q1 		$67M Buy
+398,003
New +$71M 0.59% 49
2022
Q3 		– Sell
-141,357
Closed -$23M – 469
2022
Q2 		$23M Buy
141,357
+121,786
+622% +$19.3M 0.26% 129
2022
Q1 		$3.68M Buy
+19,571
New +$3.72M 0.04% 337
2017
Q3 		– Sell
-32,863
Closed -$1.36M – 528
2017
Q2 		$1.36M Buy
+32,863
New +$1.25M 0.01% 379

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