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STATE OF WISCONSIN INVESTMENT BOARD

Position in QTRX — Quanterix Corp

CIK 854157 MADISON, WI

Position in QTRX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$296,116
-$644,044 QoQ
Shares Held
84,124
-43.1% QoQ
Ownership
0.179%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2021
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in QTRX Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $467,347,094 across 44 Medical Devices names. QTRX ranks #37 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in QTRX

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18 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $296,116 84,124
2025-12-31 $940,160 147,824
2025-09-30 $1,062,971 195,759
2025-06-30 $1,926,897 289,759
2025-03-31 $833,332 128,008
2024-12-31 $1,233,717 116,060
2024-09-30 $1,951,115 150,549
2024-06-30 $1,182,783 89,537
2024-03-31 $1,218,900 51,736
2023-12-31 $915,425 33,483
2023-09-30 $603,349 22,231
2023-06-30 $724,012 32,107
2023-03-31 $746,468 66,235
2022-12-31 $916,620 66,182
2022-09-30 $840,142 76,238
2021-09-30 $358,488 7,200
2021-06-30 $310,898 5,300
2021-03-31 $309,891 5,300