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 Q1	$990K	Buy	+8,400	New	+$1.17M	﹤0.01%	3295
2025 Q4	–	Sell	-22,000	Closed	-$2.94M	–	4373
2025 Q3	$2.94M	Buy	+22,000	New	+$2.67M	﹤0.01%	1979
2025 Q2	–	Sell	-17,300	Closed	-$2.2M	–	3539
2025 Q1	$2.2M	Sell	17,300 -2,200	-11%	-$339K	﹤0.01%	1740
2024 Q4	$2.81M	Sell	19,500 -2,100	-10%	-$301K	﹤0.01%	1618
2024 Q3	$3.21M	Sell	21,600 -7,700	-26%	-$1.1M	﹤0.01%	1373
2024 Q2	$3.69M	Buy	29,300 +17,500	+148%	+$2.74M	﹤0.01%	1207
2024 Q1	$2.17M	Buy	+11,800	New	+$2.25M	﹤0.01%	1319

Other funds holding RGEN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

Maverick Capital Dallas, Texas $8.67B AUM 48.76% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

IMC Chicago's RGEN Position: Q1 2026 in Review

IMC Chicago opened a new position in Repligen (RGEN) in Q1 2026: 9,012 shares worth $1.06M. The stake represents ﹤0.01% of the portfolio and ranks #3226 among its holdings.

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

IMC Chicago held 9,012 shares of Repligen worth $1.06M as of Q1 2026.
Repligen was a new IMC Chicago position in Q1 2026.
Repligen made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #3226 holding.
441 funds tracked by Wall St. Rank held Repligen as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.