IMC Chicago’s Repligen RGEN Stock Holding History

IMC Chicago’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 Q2	–	Sell	-9,012	Closed	-$1.11M	–	6702
2026 Q1	$1.06M	Buy	+9,012	New	+$1.26M	﹤0.01%	3226

Other funds holding RGEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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 Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

IMC Chicago's RGEN Position: Q2 2026 in Review

IMC Chicago sold out of Repligen (RGEN) in Q2 2026, closing a stake of 9,012 shares — an estimated $1.11M sold.

IMC Chicago first reported a position in RGEN in Q1 2026 and held it in 1 quarter. The position peaked at $1.06M in Q1 2026. 482 funds tracked by Wall St. Rank hold RGEN as of Q2 2026.

IMC Chicago reported no remaining Repligen position as of Q2 2026 after selling out during the quarter.
IMC Chicago sold 9,012 Repligen shares in Q2 2026, an estimated $1.11M.
IMC Chicago first reported a position in Repligen in Q1 2026 and held it in 1 quarter.
IMC Chicago's Repligen position peaked at $1.06M in Q1 2026.
482 funds tracked by Wall St. Rank held Repligen as of Q2 2026.

Based on IMC Chicago's 13F filing for Q2 2026, filed 6 Aug 2026.