Citigroup
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Citigroup’s Repligen RGEN Stock Holding History

Citigroup’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
2024
Q1 		– Sell
-23,000
Closed -$4.14M – 5819
2023
Q4 		$4.14M Buy
+23,000
New +$3.58M ﹤0.01% 1717

Other funds holding RGEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
MC
Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 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

Citigroup's RGEN Position: Q2 2026 in Review

Citigroup reduced its Repligen (RGEN) stake by 46% in Q2 2026, selling an estimated $2.08M and leaving 19,461 shares worth $2.66M. The position accounts for ﹤0.01% of the portfolio, ranked #2714.

Citigroup first reported a position in RGEN in Q2 2013 and has held it in 53 quarters since. The position peaked at $13.9M in Q3 2024. 481 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

  • Citigroup held 19,461 shares of Repligen worth $2.66M as of Q2 2026.
  • Citigroup sold 16,895 Repligen shares in Q2 2026, an estimated $2.08M.
  • Repligen made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #2714 holding.
  • Citigroup first reported a position in Repligen in Q2 2013 and has held it in 53 quarters since.
  • Citigroup's Repligen position peaked at $13.9M in Q3 2024.
  • 481 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.