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VANGUARD PORTFOLIO MANAGEMENT LLC

Position in QTRX — Quanterix Corp

CIK 2100121 MALVERN, PA

Position in QTRX

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,114,925
+$85,293 QoQ
Shares Held
489,566
-15.1% QoQ
Ownership
1.04%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#13
of 132 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in QTRX Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Jun 30, 2026

VANGUARD PORTFOLIO MANAGEMENT LLC holds $22,355,506,884 across 76 Medical Devices names. QTRX ranks #60 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in QTRX

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,114,925 489,566
2026-03-31 $2,029,632 576,600