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State of Michigan Retirement System’s Repligen RGEN Stock Holding History

State of Michigan 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
Q2 		$1.69M Sell
12,353
-400
-3% -$49.1K 0.01% 758
2026
Q1 		$1.5M Buy
12,753
+200
+2% +$27.9K 0.01% 744
2025
Q4 		$2.06M Hold
12,553
– – 0.01% 649
2025
Q3 		$1.68M Hold
12,553
– – 0.01% 715
2025
Q2 		$1.56M Buy
12,553
+100
+0.8% +$12.7K 0.01% 730
2025
Q1 		$1.58M Buy
12,453
+100
+0.8% +$15.4K 0.01% 715
2024
Q4 		$1.78M Hold
12,353
– – 0.01% 697
2024
Q3 		$1.84M Sell
12,353
-200
-2% -$28.7K 0.01% 678
2024
Q2 		$1.58M Sell
12,553
-200
-2% -$31.3K 0.01% 705
2024
Q1 		$2.35M Buy
12,753
+300
+2% +$57.1K 0.01% 597
2023
Q4 		$2.24M Buy
12,453
+100
+0.8% +$15.6K 0.01% 583
2023
Q3 		$1.96M Sell
12,353
-400
-3% -$65.4K 0.01% 591
2023
Q2 		$1.8M Sell
12,753
-300
-2% -$48.1K 0.01% 625
2023
Q1 		$2.2M Sell
13,053
-100
-0.8% -$17.8K 0.01% 567
2022
Q4 		$2.23M Buy
13,153
+100
+0.8% +$18.1K 0.02% 554
2022
Q3 		$2.44M Sell
13,053
-100
-0.8% -$21.1K 0.02% 527
2022
Q2 		$2.14M Buy
13,153
+100
+0.8% +$15.8K 0.01% 555
2022
Q1 		$2.46M Sell
13,053
-24
-0.2% -$4.56K 0.01% 554
2021
Q4 		$3.46M Buy
13,077
+300
+2% +$80.8K 0.02% 498
2021
Q3 		$3.69M Sell
12,777
-100
-0.8% -$25.7K 0.02% 465
2021
Q2 		$2.57M Sell
12,877
-6,000
-32% -$1.16M 0.02% 561
2021
Q1 		$3.67M Buy
18,877
+500
+3% +$103K 0.02% 493
2020
Q4 		$3.52M Buy
18,377
+600
+3% +$109K 0.02% 474
2020
Q3 		$2.62M Buy
17,777
+600
+3% +$85.8K 0.02% 501
2020
Q2 		$2.12M Buy
17,177
+4,177
+32% +$491K 0.02% 526
2020
Q1 		$1.25M Sell
13,000
-800
-6% -$77.2K 0.01% 556
2019
Q4 		$1.28M Buy
13,800
+300
+2% +$25.2K 0.01% 711
2019
Q3 		$1.03M Buy
+13,500
New +$1.18M 0.01% 755

Other funds holding RGEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
SIMG
Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return
GCM
Geneva Capital Management Milwaukee, Wisconsin $4.36B AUM 17.81% 1-Year Est. Return
TCM
TimesSquare Capital Management New York $6.8B AUM 45.85% 1-Year Est. Return

State of Michigan Retirement System's RGEN Position: Q2 2026 in Review

State of Michigan Retirement System reduced its Repligen (RGEN) stake by 3.1% in Q2 2026, selling an estimated $49.1K and leaving 12,353 shares worth $1.69M. The position accounts for 0.01% of the portfolio, ranked #758.

State of Michigan Retirement System first reported a position in RGEN in Q3 2019 and has held it in 28 quarters since. The position peaked at $3.69M in Q3 2021. 225 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • State of Michigan Retirement System held 12,353 shares of Repligen worth $1.69M as of Q2 2026.
  • State of Michigan Retirement System sold 400 Repligen shares in Q2 2026, an estimated $49.1K.
  • Repligen made up 0.01% of State of Michigan Retirement System's portfolio in Q2 2026, its #758 holding.
  • State of Michigan Retirement System first reported a position in Repligen in Q3 2019 and has held it in 28 quarters since.
  • State of Michigan Retirement System's Repligen position peaked at $3.69M in Q3 2021.
  • 225 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on State of Michigan Retirement System's 13F filing for Q2 2026, filed 30 Jul 2026.