Jane Street’s Immix Biopharma IMMX Stock Holding History

Jane Street’s Portfolio IMMX Stock Details IMMX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$320K	Sell	35,164 -131,968	-79%	-$969K	﹤0.01%	9099
2025 Q4	$874K	Buy	167,132 +152,162	+1,016%	+$626K	﹤0.01%	6405
2025 Q3	$31.3K	Buy	+14,970	New	+$35.9K	﹤0.01%	10448
2025 Q1	–	Sell	-17,523	Closed	-$38.6K	–	9970
2024 Q4	$38.6K	Buy	+17,523	New	+$32K	﹤0.01%	9035
2024 Q1	–	Sell	-14,922	Closed	-$103K	–	9608
2023 Q4	$103K	Buy	+14,922	New	+$67.6K	﹤0.01%	8565

Other funds holding IMMX

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

SVCM

Saturn V Capital Management Austin, Texas $552M AUM 551.78% 1-Year Est. Return

EAM

Eventide Asset Management Boston, Massachusetts $6.05B AUM 76.64% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

LGM

Logos Global Management San Francisco, California $2B AUM 444.09% 1-Year Est. Return

Bleichroeder LP New York $579M AUM 94.36% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

VCIM

Velan Capital Investment Management Alpharetta, Georgia $160M AUM 517.12% 1-Year Est. Return

Jane Street's IMMX Position: Q1 2026 in Review

Jane Street reduced its Immix Biopharma (IMMX) stake by 79% in Q1 2026, selling an estimated $969K and leaving 35,164 shares worth $320K. The position accounts for ﹤0.01% of the portfolio, ranked #9099.

Jane Street first reported a position in IMMX in Q4 2023 and has held it in 5 quarters since. The position peaked at $874K in Q4 2025. 77 funds tracked by Wall St. Rank hold IMMX as of Q1 2026.

Jane Street held 35,164 shares of Immix Biopharma worth $320K as of Q1 2026.
Jane Street sold 131,968 Immix Biopharma shares in Q1 2026, an estimated $969K.
Immix Biopharma made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9099 holding.
Jane Street first reported a position in Immix Biopharma in Q4 2023 and has held it in 5 quarters since.
Jane Street's Immix Biopharma position peaked at $874K in Q4 2025.
77 funds tracked by Wall St. Rank held Immix Biopharma as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.