California Public Employees Retirement System
RGEN icon

California Public Employees Retirement System’s Repligen RGEN Stock Holding History

California Public Employees Retirement System’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
2026
Q1 		$7.87M Sell
66,759
-3,356
-5% -$469K ﹤0.01% 946
2025
Q4 		$11.5M Sell
70,115
-137
-0.2% -$21.5K 0.01% 847
2025
Q3 		$9.39M Buy
70,252
+2,263
+3% +$275K 0.01% 940
2025
Q2 		$8.46M Sell
67,989
-17,299
-20% -$2.2M 0.01% 927
2025
Q1 		$10.9M Buy
85,288
+15,968
+23% +$2.46M 0.01% 806
2024
Q4 		$9.98M Sell
69,320
-4,664
-6% -$669K 0.01% 878
2024
Q3 		$11M Sell
73,984
-19,734
-21% -$2.83M 0.01% 862
2024
Q2 		$11.8M Buy
93,718
+17,656
+23% +$2.77M 0.01% 797
2024
Q1 		$14M Sell
76,062
-3,386
-4% -$645K 0.01% 748
2023
Q4 		$14.3M Sell
79,448
-4,119
-5% -$641K 0.01% 738
2023
Q3 		$13.3M Buy
83,567
+910
+1% +$149K 0.01% 736
2023
Q2 		$11.7M Sell
82,657
-6,817
-8% -$1.09M 0.01% 786
2023
Q1 		$15.1M Sell
89,474
-14,976
-14% -$2.67M 0.01% 692
2022
Q4 		$17.7M Sell
104,450
-8,870
-8% -$1.61M 0.02% 660
2022
Q3 		$21.2M Buy
113,320
+15,553
+16% +$3.28M 0.02% 580
2022
Q2 		$15.9M Sell
97,767
-4,238
-4% -$670K 0.01% 616
2022
Q1 		$19.2M Sell
102,005
-16,944
-14% -$3.22M 0.01% 615
2021
Q4 		$31.5M Buy
118,949
+7,573
+7% +$2.04M 0.02% 521
2021
Q3 		$32.2M Buy
111,376
+111
+0.1% +$28.5K 0.02% 516
2021
Q2 		$22.2M Sell
111,265
-18,968
-15% -$3.68M 0.02% 647
2021
Q1 		$25.3M Buy
130,233
+2,762
+2% +$566K 0.02% 607
2020
Q4 		$24.4M Buy
127,471
+7,615
+6% +$1.39M 0.02% 594
2020
Q3 		$17.7M Buy
119,856
+3,163
+3% +$452K 0.02% 607
2020
Q2 		$14.4M Sell
116,693
-639
-0.5% -$75.2K 0.01% 645
2020
Q1 		$11.3M Sell
117,332
-69,562
-37% -$6.72M 0.01% 640
2019
Q4 		$17.3M Buy
186,894
+73,221
+64% +$6.15M 0.02% 663
2019
Q3 		$8.72M Buy
113,673
+21,350
+23% +$1.87M 0.01% 930
2019
Q2 		$7.93M Sell
92,323
-7,245
-7% -$494K 0.01% 860
2019
Q1 		$5.88M Sell
99,568
-1,300
-1% -$74.8K 0.01% 1073
2018
Q4 		$5.32M Sell
100,868
-2,213
-2% -$130K 0.01% 1087
2018
Q3 		$5.72M Sell
103,081
-2,778
-3% -$143K 0.01% 1221
2018
Q2 		$4.98M Sell
105,859
-19,355
-15% -$797K 0.01% 1314
2018
Q1 		$4.53M Buy
125,214
+1,914
+2% +$67.3K 0.01% 1379
2017
Q4 		$4.47M Buy
123,300
+752
+0.6% +$27.2K 0.01% 1446
2017
Q3 		$4.7M Buy
122,548
+1,948
+2% +$81.6K 0.01% 1365
2017
Q2 		$5M Buy
120,600
+2,600
+2% +$98.8K 0.01% 1276
2017
Q1 		$4.15M Sell
118,000
-5,100
-4% -$161K 0.01% 1412
2016
Q4 		$3.79M Sell
123,100
-6,200
-5% -$192K 0.01% 1473
2016
Q3 		$3.9M Sell
129,300
-8,900
-6% -$269K 0.01% 1474
2016
Q2 		$3.78M Sell
138,200
-4,300
-3% -$110K 0.01% 1489
2016
Q1 		$3.82M Sell
142,500
-44,200
-24% -$1.08M 0.01% 1475
2015
Q4 		$5.28M Sell
186,700
-14,200
-7% -$410K 0.01% 1258
2015
Q3 		$5.59M Hold
200,900
– – 0.01% 1186
2015
Q2 		$8.29M Sell
200,900
-13,154
-6% -$482K 0.01% 1025
2015
Q1 		$5.45M Hold
214,054
– – 0.01% 1350
2014
Q4 		$5.45M Buy
214,054
+16,301
+8% +$364K 0.01% 1350
2014
Q3 		$3.94M Sell
197,753
-101
-0.1% -$2.13K 0.01% 1587
2014
Q2 		$4.51M Buy
197,854
+11,673
+6% +$208K 0.01% 1526
2014
Q1 		$2.52M Sell
186,181
-16,162
-8% -$232K ﹤0.01% 1933
2013
Q4 		$2.61M Buy
202,343
+49,743
+33% +$594K ﹤0.01% 1896
2013
Q3 		$1.69M Buy
152,600
+11,592
+8% +$115K ﹤0.01% 2052
2013
Q2 		$1.16M Buy
+141,008
New +$1.18M ﹤0.01% 2154

Other funds holding RGEN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
UCFA
United Capital Financial Advisors Irving, Texas $16.3B AUM 16.34% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $8.67B AUM 48.76% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

California Public Employees Retirement System's RGEN Position: Q1 2026 in Review

California Public Employees Retirement System reduced its Repligen (RGEN) stake by 4.8% in Q1 2026, selling an estimated $469K and leaving 66,759 shares worth $7.87M. The position accounts for ﹤0.01% of the portfolio, ranked #946.

California Public Employees Retirement System first reported a position in RGEN in Q2 2013 and has held it in 52 quarters since. The position peaked at $32.2M in Q3 2021. 442 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • California Public Employees Retirement System held 66,759 shares of Repligen worth $7.87M as of Q1 2026.
  • California Public Employees Retirement System sold 3,356 Repligen shares in Q1 2026, an estimated $469K.
  • Repligen made up ﹤0.01% of California Public Employees Retirement System's portfolio in Q1 2026, its #946 holding.
  • California Public Employees Retirement System first reported a position in Repligen in Q2 2013 and has held it in 52 quarters since.
  • California Public Employees Retirement System's Repligen position peaked at $32.2M in Q3 2021.
  • 442 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on California Public Employees Retirement System's 13F filing for Q1 2026, filed 6 May 2026.