Marshall Wace
QTRX icon

Marshall Wace’s Quanterix QTRX Stock Holding History

Marshall Wace’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 		$4.21M Buy
973,872
+351,492
+56% +$1.14M ﹤0.01% 1465
2026
Q1 		$2.19M Buy
622,380
+467,211
+301% +$2.73M ﹤0.01% 1733
2025
Q4 		$987K Sell
155,169
-453,539
-75% -$2.82M ﹤0.01% 1943
2025
Q3 		$3.31M Buy
608,708
+164,517
+37% +$875K ﹤0.01% 1377
2025
Q2 		$2.95M Buy
+444,191
New +$2.48M ﹤0.01% 1389
2024
Q3 		– Sell
-25,800
Closed -$341K – 2878
2024
Q2 		$341K Buy
+25,800
New +$431K ﹤0.01% 2104
2023
Q1 		– Sell
-96,369
Closed -$1.33M – 3030
2022
Q4 		$1.33M Sell
96,369
-115,116
-54% -$1.32M ﹤0.01% 1949
2022
Q3 		$2.33M Sell
211,485
-862,896
-80% -$11M 0.01% 1907
2022
Q2 		$17.4M Sell
1,074,381
-413,221
-28% -$8.49M 0.04% 535
2022
Q1 		$43.4M Sell
1,487,602
-87,780
-6% -$2.68M 0.08% 262
2021
Q4 		$66.8M Buy
1,575,382
+19,382
+1% +$905K 0.12% 153
2021
Q3 		$77.5M Buy
1,556,000
+141,431
+10% +$7.29M 0.32% 43
2021
Q2 		$83M Buy
1,414,569
+297,476
+27% +$17.3M 0.38% 47
2021
Q1 		$65.3M Buy
1,117,093
+39,873
+4% +$2.7M 0.3% 60
2020
Q4 		$50.1M Buy
1,077,220
+945,085
+715% +$41.2M 0.27% 73
2020
Q3 		$4.46M Buy
132,135
+92,744
+235% +$2.99M 0.03% 553
2020
Q2 		$1.08M Buy
+39,391
New +$995K 0.01% 975

Other funds holding QTRX

BlackRock
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
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
LCM
Lionhunter Capital Management New York $222M AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Marshall Wace's QTRX Position: Q2 2026 in Review

Marshall Wace increased its Quanterix (QTRX) stake by 56% in Q2 2026, buying an estimated $1.14M and bringing the position to 973,872 shares worth $4.21M. The position accounts for ﹤0.01% of the portfolio, ranked #1465.

Marshall Wace first reported a position in QTRX in Q2 2020 and has held it in 17 quarters since. The position peaked at $83M in Q2 2021. 132 funds tracked by Wall St. Rank hold QTRX as of Q2 2026.

  • Marshall Wace held 973,872 shares of Quanterix worth $4.21M as of Q2 2026.
  • Marshall Wace bought 351,492 Quanterix shares in Q2 2026, an estimated $1.14M.
  • Quanterix made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1465 holding.
  • Marshall Wace first reported a position in Quanterix in Q2 2020 and has held it in 17 quarters since.
  • Marshall Wace's Quanterix position peaked at $83M in Q2 2021.
  • 132 funds tracked by Wall St. Rank held Quanterix as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.