Essex Investment Management’s Biodesix BDSX Stock Holding History

Essex Investment Management’s Portfolio BDSX Stock Details BDSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$5.46M	Buy	241,915 +109,829	+83%	+$1.63M	0.71%	46
2026 Q1	$1.92M	Buy	+132,086	New	+$1.64M	0.3%	115
2024 Q4	–	Sell	-48,560	Closed	-$1.73M	–	309
2024 Q3	$1.73M	Buy	48,560 +129	+0.3%	+$4.44K	0.3%	124
2024 Q2	$1.48M	Buy	48,431 +2,150	+5%	+$61.4K	0.28%	133
2024 Q1	$1.32M	Buy	46,281 +634	+1%	+$21.7K	0.26%	134
2023 Q4	$1.68M	Sell	45,647 -5,169	-10%	-$162K	0.33%	115
2023 Q3	$1.68M	Sell	50,816 -795	-2%	-$22.1K	0.27%	127
2023 Q2	$1.27M	Buy	51,611 +12,328	+31%	+$370K	0.18%	170
2023 Q1	$1.46M	Buy	39,283 +20,383	+108%	+$837K	0.21%	146
2022 Q4	$869K	Sell	18,900 -1	-0%	-$27	0.14%	211
2022 Q3	$480K	Buy	+18,901	New	+$729K	0.08%	244
2021 Q3	–	Sell	-4,962	Closed	-$1.31M	–	420
2021 Q2	$1.31M	Sell	4,962 -407	-8%	-$128K	0.15%	209
2021 Q1	$2.18M	Buy	+5,369	New	+$2.4M	0.27%	128

Other funds holding BDSX

ACM

AIGH Capital Management Baltimore, Maryland $1.59B AUM 855.46% 1-Year Est. Return

SCM

Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return

TAM

Telemark Asset Management Boston, Massachusetts $1.38B AUM 71.45% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

Birchview Capital Burlington, Vermont $214M AUM 185.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Essex Investment Management's BDSX Position: Q2 2026 in Review

Essex Investment Management increased its Biodesix (BDSX) stake by 83% in Q2 2026, buying an estimated $1.63M and bringing the position to 241,915 shares worth $5.46M. The position accounts for 0.71% of the portfolio, ranked #46.

Essex Investment Management first reported a position in BDSX in Q1 2021 and has held it in 13 quarters since. 45 funds tracked by Wall St. Rank hold BDSX as of Q2 2026.

Essex Investment Management held 241,915 shares of Biodesix worth $5.46M as of Q2 2026.
Essex Investment Management bought 109,829 Biodesix shares in Q2 2026, an estimated $1.63M.
Biodesix made up 0.71% of Essex Investment Management's portfolio in Q2 2026, its #46 holding.
Essex Investment Management first reported a position in Biodesix in Q1 2021 and has held it in 13 quarters since.
45 funds tracked by Wall St. Rank held Biodesix as of Q2 2026.

Based on Essex Investment Management's 13F filing for Q2 2026, filed 6 Aug 2026.