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Weitz Investment Management’s Repligen RGEN Stock Holding History

Weitz Investment Management’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 		$3M Buy
+25,500
New +$3.56M 0.21% 43

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

Weitz Investment Management's RGEN Position: Q1 2026 in Review

Weitz Investment Management opened a new position in Repligen (RGEN) in Q1 2026: 25,500 shares worth $3M. The stake represents 0.21% of the portfolio and ranks #43 among its holdings.

441 funds tracked by Wall St. Rank hold RGEN as of Q1 2026.

  • Weitz Investment Management held 25,500 shares of Repligen worth $3M as of Q1 2026.
  • Repligen was a new Weitz Investment Management position in Q1 2026.
  • Repligen made up 0.21% of Weitz Investment Management's portfolio in Q1 2026, its #43 holding.
  • 441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on Weitz Investment Management's 13F filing for Q1 2026, filed 14 May 2026.