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Roubaix Capital’s Repligen RGEN Stock Holding History

Roubaix Capital’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 		$6.43M Buy
+54,555
New +$7.62M 3% 9
2025
Q3 		– Sell
-26,459
Closed -$3.29M – 67
2025
Q2 		$3.29M Sell
26,459
-8,412
-24% -$1.07M 1.58% 31
2025
Q1 		$4.44M Buy
+34,871
New +$5.37M 2.31% 18
2024
Q3 		– Sell
-14,020
Closed -$1.77M – 61
2024
Q2 		$1.77M Buy
+14,020
New +$2.2M 1.12% 39

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

Roubaix Capital's RGEN Position: Q1 2026 in Review

Roubaix Capital opened a new position in Repligen (RGEN) in Q1 2026: 54,555 shares worth $6.43M. The stake represents 3% of the portfolio and ranks #9 among its holdings. This is a return to the name: Roubaix Capital previously reported a position in RGEN as recently as Q2 2025.

Roubaix Capital first reported a position in RGEN in Q2 2024 and has held it in 4 quarters since. 441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Roubaix Capital held 54,555 shares of Repligen worth $6.43M as of Q1 2026.
  • Repligen was a new Roubaix Capital position in Q1 2026.
  • Repligen made up 3% of Roubaix Capital's portfolio in Q1 2026, its #9 holding.
  • Roubaix Capital first reported a position in Repligen in Q2 2024 and has held it in 4 quarters since.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Roubaix Capital's 13F filing for Q1 2026, filed 6 May 2026.