MILLER MICHAEL FRANCIS (Chief Operating Officer) exercised options at QUANTERIX CORP
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
Common Stock
Shares
+81.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−25.00
Price / share
$3.10
Trade value
$77.50
% of position
Common Stock
Shares
+136.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−41.00
Price / share
$3.10
Trade value
$127.10
% of position
Common Stock
Shares
+135.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−41.00
Price / share
$3.10
Trade value
$127.10
% of position
Common Stock
Shares
+372.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−111.00
Price / share
$3.10
Trade value
$344.10
% of position
Common Stock
Shares
+834.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−249.00
Price / share
$3.10
Trade value
$771.90
% of position
Net shares
+1.09K
Net value
-$1.45K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 6/15/2026 | M · Option Exercise | +81.00 | — | — | 0.2% | 33.80K | 33.88K |
| Common Stock Direct | 6/15/2026 | F · Tax Withholding | −25.00 | $3.10 | $77.50 | 0.1% | 33.88K | 33.85K |
| Common Stock Direct | 6/15/2026 | M · Option Exercise | +136.00 | — | — | 0.4% | 33.85K | 33.99K |
| Common Stock Direct | 6/15/2026 | F · Tax Withholding | −41.00 | $3.10 | $127.10 | 0.1% | 33.99K | 33.95K |
| Common Stock Direct | 6/15/2026 | M · Option Exercise | +135.00 | — | — | 0.4% | 33.95K | 34.08K |
| Common Stock Direct | 6/15/2026 | F · Tax Withholding | −41.00 | $3.10 | $127.10 | 0.1% | 34.08K | 34.04K |
| Common Stock Direct | 6/15/2026 | M · Option Exercise | +372.00 | — | — | 1.1% | 34.04K | 34.41K |
| Common Stock Direct | 6/15/2026 | F · Tax Withholding | −111.00 | $3.10 | $344.10 | 0.3% | 34.41K | 34.30K |
| Common Stock Direct | 6/15/2026 | M · Option Exercise | +834.00 | — | — | 2.4% | 34.30K | 35.13K |
| Common Stock Direct | 6/15/2026 | F · Tax Withholding | −249.00 | $3.10 | $771.90 | 0.7% | 35.13K | 34.89K |
| Total | +1.09K | -$1.45K | ||||||
Restricted Stock Unit
Common Stock
81.00 shares
Shares
−81.00
Strike price
0.00
Held after
679.00
Exercisable
—
Restricted Stock Unit
Common Stock
136.00 shares
Shares
−136.00
Strike price
0.00
Held after
1.25K
Exercisable
—
Restricted Stock Unit
Common Stock
135.00 shares
Shares
−135.00
Strike price
0.00
Held after
2.71K
Exercisable
—
Restricted Stock Unit
Common Stock
372.00 shares
Shares
−372.00
Strike price
0.00
Held after
8.57K
Exercisable
—
Restricted Stock Unit
Common Stock
834.00 shares
Shares
−834.00
Strike price
0.00
Held after
26.69K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Unit Direct | Common Stock81.00 shares | 6/15/2026 | M · Option Exercise | −81.00 | 0.00 | — | 679.00 |
| Restricted Stock Unit Direct | Common Stock136.00 shares | 6/15/2026 | M · Option Exercise | −136.00 | 0.00 | — | 1.25K |
| Restricted Stock Unit Direct | Common Stock135.00 shares | 6/15/2026 | M · Option Exercise | −135.00 | 0.00 | — | 2.71K |
| Restricted Stock Unit Direct | Common Stock372.00 shares | 6/15/2026 | M · Option Exercise | −372.00 | 0.00 | — | 8.57K |
| Restricted Stock Unit Direct | Common Stock834.00 shares | 6/15/2026 | M · Option Exercise | −834.00 | 0.00 | — | 26.69K |