ProShare Advisors’s Quanterix QTRX Stock Holding History

ProShare Advisors’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
2025 Q1	–	Sell	-10,119	Closed	-$108K	–	2219
2024 Q4	$108K	Buy	+10,119	New	+$123K	﹤0.01%	2061
2022 Q1	–	Sell	-6,743	Closed	-$286K	–	2284
2021 Q4	$286K	Buy	+6,743	New	+$315K	﹤0.01%	1817
2021 Q3	–	Sell	-8,007	Closed	-$470K	–	2208
2021 Q2	$470K	Buy	8,007 +1,581	+25%	+$91.8K	﹤0.01%	1583
2021 Q1	$376K	Buy	6,426 +1,766	+38%	+$119K	﹤0.01%	1654
2020 Q4	$217K	Sell	4,660 -3,000	-39%	-$131K	﹤0.01%	1806
2020 Q3	$258K	Buy	+7,660	New	+$247K	﹤0.01%	1279
2019 Q3	–	Sell	-7,502	Closed	-$253K	–	1686
2019 Q2	$253K	Sell	7,502 -967	-11%	-$25K	﹤0.01%	1325
2019 Q1	$219K	Buy	+8,469	New	+$189K	﹤0.01%	1417

Other funds holding QTRX

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

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

PCM

Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return

KLP

Kent Lake PR Anasco, Puerto Rico $198M AUM 5.21% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

EIP

Easterly Investment Partners Beverly, Massachusetts $1.31B AUM 18.17% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

ICM

Invenomic Capital Management Boston, Massachusetts $2.18B AUM 0.03% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

ProShare Advisors's QTRX Position: Q1 2025 in Review

ProShare Advisors sold out of Quanterix (QTRX) in Q1 2025, closing a stake of 10,119 shares — an estimated $108K sold.

ProShare Advisors first reported a position in QTRX in Q1 2019 and held it in 8 quarters. The position peaked at $470K in Q2 2021. 149 funds tracked by Wall St. Rank hold QTRX as of Q1 2025.

ProShare Advisors reported no remaining Quanterix position as of Q1 2025 after selling out during the quarter.
ProShare Advisors sold 10,119 Quanterix shares in Q1 2025, an estimated $108K.
ProShare Advisors first reported a position in Quanterix in Q1 2019 and held it in 8 quarters.
ProShare Advisors's Quanterix position peaked at $470K in Q2 2021.
149 funds tracked by Wall St. Rank held Quanterix as of Q1 2025.

Based on ProShare Advisors's 13F filing for Q1 2025, filed 8 May 2025.