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Mather Group’s Repligen RGEN Stock Holding History

Mather 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
Q1 		$115K Buy
+975
New +$136K ﹤0.01% 863
2025
Q4 		– Sell
-979
Closed -$131K – 1426
2025
Q3 		$131K Buy
+979
New +$119K ﹤0.01% 717
2025
Q2 		– Sell
-987
Closed -$126K – 1468
2025
Q1 		$126K Hold
987
– – ﹤0.01% 702
2024
Q4 		$142K Hold
987
– – ﹤0.01% 664
2024
Q3 		$147K Sell
987
-40
-4% -$5.74K ﹤0.01% 658
2024
Q2 		$189K Buy
1,027
+985
+2,345% +$154K ﹤0.01% 630
2024
Q1 		$7.55K Buy
+42
New +$8K ﹤0.01% 1272
2023
Q3 		– Sell
-975
Closed -$138K – 609
2023
Q2 		$138K Buy
+975
New +$156K ﹤0.01% 559

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

Mather Group's RGEN Position: Q1 2026 in Review

Mather Group opened a new position in Repligen (RGEN) in Q1 2026: 975 shares worth $115K. The stake represents ﹤0.01% of the portfolio and ranks #863 among its holdings. This is a return to the name: Mather Group previously reported a position in RGEN as recently as Q3 2025.

Mather Group first reported a position in RGEN in Q2 2023 and has held it in 8 quarters since. The position peaked at $189K in Q2 2024. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Mather Group held 975 shares of Repligen worth $115K as of Q1 2026.
  • Repligen was a new Mather Group position in Q1 2026.
  • Repligen made up ﹤0.01% of Mather Group's portfolio in Q1 2026, its #863 holding.
  • Mather Group first reported a position in Repligen in Q2 2023 and has held it in 8 quarters since.
  • Mather Group's Repligen position peaked at $189K in Q2 2024.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Mather Group's 13F filing for Q1 2026, filed 13 Apr 2026.