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Clark & Stuart Inc’s Repligen RGEN Stock Holding History

Clark & Stuart Inc’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 		– Sell
-1,400
Closed -$229K – 53
2025
Q4 		$229K Buy
+1,400
New +$219K 0.16% 46
2025
Q1 		– Sell
-1,400
Closed -$202K – 44
2024
Q4 		$202K Buy
+1,400
New +$201K 0.15% 43

Other funds holding RGEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UCFA
United Capital Financial Advisors Irving, Texas $18.2B AUM 22.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Clark & Stuart Inc's RGEN Position: Q1 2026 in Review

Clark & Stuart Inc sold out of Repligen (RGEN) in Q1 2026, closing a stake of 1,400 shares — an estimated $229K sold.

Clark & Stuart Inc first reported a position in RGEN in Q4 2024 and held it in 2 quarters. The position peaked at $229K in Q4 2025. 445 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Clark & Stuart Inc reported no remaining Repligen position as of Q1 2026 after selling out during the quarter.
  • Clark & Stuart Inc sold 1,400 Repligen shares in Q1 2026, an estimated $229K.
  • Clark & Stuart Inc first reported a position in Repligen in Q4 2024 and held it in 2 quarters.
  • Clark & Stuart Inc's Repligen position peaked at $229K in Q4 2025.
  • 445 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Clark & Stuart Inc's 13F filing for Q1 2026, filed 13 Apr 2026.