Impax Asset Management Group
RGEN icon

Impax Asset Management Group’s Repligen RGEN Stock Holding History

Impax Asset Management 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
2026
Q2 		$54.1M Sell
396,513
-41,955
-10% -$5.15M 0.35% 63
2026
Q1 		$51.7M Buy
438,468
+25,084
+6% +$3.5M 0.36% 70
2025
Q4 		$67.7M Sell
413,384
-289,853
-41% -$45.4M 0.42% 69
2025
Q3 		$93M Sell
703,237
-57,806
-8% -$7.02M 0.54% 60
2025
Q2 		$93.8M Sell
761,043
-43,468
-5% -$5.53M 0.54% 61
2025
Q1 		$101M Sell
804,511
-247,428
-24% -$38.1M 0.61% 55
2024
Q4 		$150M Sell
1,051,939
-6,230
-0.6% -$893K 0.68% 56
2024
Q3 		$156M Sell
1,058,169
-68,709
-6% -$9.85M 0.62% 57
2024
Q2 		$141M Buy
1,126,878
+445,858
+65% +$69.9M 0.57% 58
2024
Q1 		$125M Sell
681,020
-231,801
-25% -$44.1M 0.48% 70
2023
Q4 		$163M Sell
912,821
-59,848
-6% -$9.32M 0.66% 55
2023
Q3 		$154M Sell
972,669
-39,398
-4% -$6.44M 0.69% 51
2023
Q2 		$142M Buy
1,012,067
+145,688
+17% +$23.4M 0.57% 61
2023
Q1 		$145M Buy
866,379
+45,527
+6% +$8.12M 0.61% 59
2022
Q4 		$138M Buy
820,852
+66,751
+9% +$12.1M 0.62% 59
2022
Q3 		$140M Sell
754,101
-96,050
-11% -$20.3M 0.72% 54
2022
Q2 		$137M Sell
850,151
-43,160
-5% -$6.83M 0.67% 58
2022
Q1 		$167M Buy
893,311
+80,299
+10% +$15.3M 0.69% 57
2021
Q4 		$214M Buy
813,012
+195,300
+32% +$52.6M 0.78% 49
2021
Q3 		$178M Sell
617,712
-198,804
-24% -$51M 0.73% 55
2021
Q2 		$162M Buy
816,516
+50,362
+7% +$9.77M 0.72% 51
2021
Q1 		$148M Buy
766,154
+205,306
+37% +$42.1M 0.76% 52
2020
Q4 		$107M Buy
560,848
+275,711
+97% +$50.2M 0.68% 57
2020
Q3 		$41.6M Sell
285,137
-3,459
-1% -$494K 0.36% 66
2020
Q2 		$35.7M Buy
288,596
+125,496
+77% +$14.8M 0.37% 66
2020
Q1 		$15.6M Buy
+163,100
New +$15.7M 0.21% 89

Other funds holding RGEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 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

Impax Asset Management Group's RGEN Position: Q2 2026 in Review

Impax Asset Management Group reduced its Repligen (RGEN) stake by 9.6% in Q2 2026, selling an estimated $5.15M and leaving 396,513 shares worth $54.1M. The position accounts for 0.35% of the portfolio, ranked #63.

Impax Asset Management Group first reported a position in RGEN in Q1 2020 and has held it in 26 quarters since. The position peaked at $214M in Q4 2021. 343 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Impax Asset Management Group held 396,513 shares of Repligen worth $54.1M as of Q2 2026.
  • Impax Asset Management Group sold 41,955 Repligen shares in Q2 2026, an estimated $5.15M.
  • Repligen made up 0.35% of Impax Asset Management Group's portfolio in Q2 2026, its #63 holding.
  • Impax Asset Management Group first reported a position in Repligen in Q1 2020 and has held it in 26 quarters since.
  • Impax Asset Management Group's Repligen position peaked at $214M in Q4 2021.
  • 343 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Impax Asset Management Group's 13F filing for Q2 2026, filed 11 Aug 2026.