GSA Capital Partners’s Quanterix QTRX Stock Holding History

GSA Capital Partners’s Portfolio QTRX Stock Details QTRX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.77M	Buy	410,252 +314,724	+329%	+$1.02M	0.11%	214
2026 Q1	$336K	Sell	95,528 -25,997	-21%	-$152K	0.02%	1183
2025 Q4	$773K	Buy	+121,525	New	+$755K	0.07%	521
2024 Q4	–	Sell	-19,934	Closed	-$258K	–	1952
2024 Q3	$258K	Buy	+19,934	New	+$266K	0.02%	1299
2024 Q1	–	Sell	-8,908	Closed	-$244K	–	1902
2023 Q4	$244K	Buy	+8,908	New	+$210K	0.02%	1220
2019 Q3	–	Sell	-12,527	Closed	-$423K	–	1658
2019 Q2	$423K	Buy	+12,527	New	+$324K	0.05%	761

Other funds holding QTRX

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

BWLSA

Blue Water Life Science Advisors Larkspur, California $159M AUM 139.66% 1-Year Est. Return

First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return

PCM

Portolan Capital Management Boston, Massachusetts $2.67B AUM 169.09% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

LCM

Lionhunter Capital Management New York $222M AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

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

GSA Capital Partners's QTRX Position: Q2 2026 in Review

GSA Capital Partners increased its Quanterix (QTRX) stake by 329% in Q2 2026, buying an estimated $1.02M and bringing the position to 410,252 shares worth $1.77M. The position accounts for 0.11% of the portfolio, ranked #214.

GSA Capital Partners first reported a position in QTRX in Q2 2019 and has held it in 6 quarters since. 132 funds tracked by Wall St. Rank hold QTRX as of Q2 2026.

GSA Capital Partners held 410,252 shares of Quanterix worth $1.77M as of Q2 2026.
GSA Capital Partners bought 314,724 Quanterix shares in Q2 2026, an estimated $1.02M.
Quanterix made up 0.11% of GSA Capital Partners's portfolio in Q2 2026, its #214 holding.
GSA Capital Partners first reported a position in Quanterix in Q2 2019 and has held it in 6 quarters since.
132 funds tracked by Wall St. Rank held Quanterix as of Q2 2026.

Based on GSA Capital Partners's 13F filing for Q2 2026, filed 6 Aug 2026.