Cubist Systematic Strategies’s Repligen RGEN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$25.8K Sell
193
-60,897
-100% -$7.4M ﹤0.01% 2887
2025
Q2
$7.6M Buy
+61,090
New +$7.77M 0.03% 766
2024
Q3
Sell
-6,196
Closed -$781K 3414
2024
Q2
$781K Buy
6,196
+5,339
+623% +$837K 0.01% 1897
2024
Q1
$158K Buy
+857
New +$163K ﹤0.01% 3161
2023
Q3
Sell
-51,782
Closed -$7.33M 3825
2023
Q2
$7.33M Buy
51,782
+37,749
+269% +$6.05M 0.05% 614
2023
Q1
$2.36M Buy
14,033
+13,754
+4,930% +$2.45M 0.01% 1541
2022
Q4
$47.2K Sell
279
-57,397
-100% -$10.4M ﹤0.01% 3910
2022
Q3
$10.8M Buy
57,676
+30,283
+111% +$6.39M 0.06% 428
2022
Q2
$4.45M Sell
27,393
-1,398
-5% -$221K 0.03% 1093
2022
Q1
$5.42M Buy
28,791
+5,078
+21% +$965K 0.05% 668
2021
Q4
$6.28M Sell
23,713
-4,612
-16% -$1.24M 0.06% 494
2021
Q3
$8.19M Buy
28,325
+18,289
+182% +$4.69M 0.1% 257
2021
Q2
$2M Sell
10,036
-9,560
-49% -$1.85M 0.02% 1084
2021
Q1
$3.81M Buy
19,596
+14,927
+320% +$3.06M 0.05% 590
2020
Q4
$895K Sell
4,669
-2,184
-32% -$397K 0.01% 1452
2020
Q3
$1.01M Sell
6,853
-33,362
-83% -$4.77M 0.02% 1331
2020
Q2
$4.97M Buy
40,215
+40,208
+574,400% +$4.73M 0.09% 346
2020
Q1
$1K Buy
7
+2
+40% +$193 ﹤0.01% 2121
2019
Q4
$0 Sell
5
-20,749
-100% -$1.74M ﹤0.01% 2523
2019
Q3
$1.59M Buy
20,754
+713
+4% +$62.4K 0.03% 736
2019
Q2
$1.72M Buy
20,041
+13,385
+201% +$912K 0.03% 750
2019
Q1
$393K Sell
6,656
-62,784
-90% -$3.61M 0.01% 1334
2018
Q4
$3.66M Buy
69,440
+68,840
+11,473% +$4.04M 0.17% 102
2018
Q3
$33K Buy
+600
New +$30.9K ﹤0.01% 1756
2017
Q4
Sell
-23,288
Closed -$892K 2063
2017
Q3
$892K Buy
23,288
+12,388
+114% +$519K 0.05% 492
2017
Q2
$452K Buy
+10,900
New +$414K 0.03% 802
2017
Q1
Sell
-14,045
Closed -$433K 1814
2016
Q4
$433K Buy
+14,045
New +$434K 0.03% 734
2015
Q1
Sell
-11,081
Closed -$219K 2046
2014
Q4
$219K Buy
+11,081
New +$248K 0.01% 1452

Other funds holding RGEN

Cubist Systematic Strategies's RGEN Position: Q3 2025 in Review

Cubist Systematic Strategies reduced its Repligen (RGEN) stake by 100% in Q3 2025, selling an estimated $7.4M and leaving 193 shares worth $25.8K. The position accounts for ﹤0.01% of the portfolio, ranked #2887.

Cubist Systematic Strategies first reported a position in RGEN in Q4 2014 and has held it in 28 quarters since. The position peaked at $10.8M in Q3 2022. 451 funds tracked by Wall St. Rank hold RGEN as of Q3 2025.

  • Cubist Systematic Strategies held 193 shares of Repligen worth $25.8K as of Q3 2025.
  • Cubist Systematic Strategies sold 60,897 Repligen shares in Q3 2025, an estimated $7.4M.
  • Repligen made up ﹤0.01% of Cubist Systematic Strategies's portfolio in Q3 2025, its #2887 holding.
  • Cubist Systematic Strategies first reported a position in Repligen in Q4 2014 and has held it in 28 quarters since.
  • Cubist Systematic Strategies's Repligen position peaked at $10.8M in Q3 2022.
  • 451 funds tracked by Wall St. Rank held Repligen as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.