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Single filing record
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Cluster buy
QTRX Insider Cluster Buy, June 2025
3 insiders at Quanterix Corp bought a combined $1.5M between Jun 6, 2025 and Jun 11, 2025. Learn more
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Cluster BuyQTRX
3 insiders at Quanterix Corp
QTRX Insider Cluster Buy, June 2025 · $1.5M
Cluster of 3 insiders bought a combined $1.5M of QTRX between Jun 6, 2025 and Jun 11, 2025.
Cluster details
Cluster details
3 insiders at Quanterix Corp, Healthcare ($122.5M market cap) bought a combined $1,471,648 in 5 days, 1.2% of the market cap.
Largest member: David R Walt (Director) at $716.6K.
Permalink https://bluecollarpicks.com/insider-trading/QTRX/cluster/2025-06-06-3-insiders-quanterix
Timeline
When each insider bought
Jun 6, 2025 – Jun 11, 2025
- Jun 6, 2025William P DonnellyDirector$506.3K
- Jun 6, 2025David R WaltDirector$716.6K
- Jun 9, 2025Masoud TolouePresident & CEO$248.7K
Market context
QTRX market snapshot
Current price$2.99
1-day change-4.17%
Market cap$122.5M
SectorHealthcare
Next earningsNovember 9, 2026
$2.99
Current price$2.99
Analyst target$3.33 (+28.7%)
Last enriched August 23, 2026 at 7:37 AM EDT.
Filings
Transactions in This Cluster
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Public Form 4 filings, normalized for cleaner scanning. What do these codes mean?
| Ticker | Type & Role | Value | |
|---|---|---|---|
Cluster Buy CEO | $248.7K | ||
Cluster Buy Director | $506.3K | ||
Cluster Buy Director | $716.6K | ||
Cluster detail
Cluster members
Ticker context
Ticker summary
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Insider detail
Insider activity
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Context
Why This Cluster May Matter
Cluster buying occurs when multiple insiders purchase shares within a short window, often before a material company announcement. This cluster involved 3 insiders over 5 days, totaling $1,471,648 across 3 filings.
Insiders are required to report purchases within two business days via SEC Form 4. Every transaction on this page links back to the original filing on EDGAR. Learn more about cluster buying.
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Method Public Form 4 filings, normalized for cleaner scanning. Filtered rows stay available in All Form 4 Filings and ticker history. Which view should I use? →
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