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Donnelly William P

In the past year, 1 open-market purchase filing worth $286.4K and no sales.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
$286.4K
1 filing
Sold
–
0 filings
Net
+$286.4K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Donnelly William P as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

QTRX Quanterix Corp

Director3 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 11, 2023 (view filing)Sep 83 daysDonnelly William PDirectorPPurchase+20.2K$24.85+$502.0K+245.2%28.4K after
Jun 9, 2025 (view filing)Jun 63 daysDonnelly William PDirectorPPurchase+93.1K$5.44+$506.5K+202.5%139.1K after
Aug 14, 2026 (view filing)4:01 PM ETAug 12-132 daysDonnelly William PDirectorPPurchase+99.4K$2.88+$286.4KNew position99.4K after2 lots