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Castleark Management’s Repligen RGEN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q1
Sell
-14,900
Closed -$2.14M 331
2024
Q4
$2.14M Sell
14,900
-600
-4% -$86.4K 0.07% 183
2024
Q3
$2.31M Buy
+15,500
New +$2.31M 0.09% 168
2024
Q2
Sell
-3,120
Closed -$574K 300
2024
Q1
$574K Buy
+3,120
New +$574K 0.02% 227
2023
Q4
Sell
-25,360
Closed -$4.03M 305
2023
Q3
$4.03M Buy
+25,360
New +$4.03M 0.21% 119
2022
Q4
Sell
-2,530
Closed -$473K 315
2022
Q3
$473K Buy
2,530
+1,060
+72% +$198K 0.03% 227
2022
Q2
$239K Hold
1,470
0.01% 258
2022
Q1
$276K Hold
1,470
0.01% 278
2021
Q4
$389K Hold
1,470
0.01% 276
2021
Q3
$425K Buy
1,470
+720
+96% +$208K 0.02% 260
2021
Q2
$150K Hold
750
0.01% 311
2021
Q1
$146K Buy
+750
New +$146K 0.01% 309
2020
Q2
Sell
-113,076
Closed -$10.9M 377
2020
Q1
$10.9M Sell
113,076
-3,755
-3% -$362K 0.65% 42
2019
Q4
$10.8M Buy
116,831
+41,051
+54% +$3.8M 0.43% 59
2019
Q3
$5.81M Buy
75,780
+49,960
+193% +$3.83M 0.24% 138
2019
Q2
$2.22M Buy
+25,820
New +$2.22M 0.09% 209
2017
Q4
Sell
-127,998
Closed -$4.91M 433
2017
Q3
$4.91M Sell
127,998
-55,205
-30% -$2.12M 0.15% 189
2017
Q2
$7.59M Buy
+183,203
New +$7.59M 0.25% 141
2015
Q4
Sell
-123,690
Closed -$3.45M 412
2015
Q3
$3.45M Buy
123,690
+37,465
+43% +$1.04M 0.11% 217
2015
Q2
$3.56M Buy
+86,225
New +$3.56M 0.1% 231