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
$3.07
Trade value
$76.75
% of position
Common Stock
Shares
+136.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−41.00
Price / share
$3.07
Trade value
$125.87
% of position
Common Stock
Shares
+135.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−41.00
Price / share
$3.07
Trade value
$125.87
% of position
Common Stock
Shares
+372.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−111.00
Price / share
$3.07
Trade value
$340.77
% of position
Common Stock
Shares
+834.00
Price / share
—
Trade value
—
% of position
Common Stock
Shares
−249.00
Price / share
$3.07
Trade value
$764.43
% of position
Net shares
+1.09K
Net value
-$1.43K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 10/15/2026 | M · Option Exercise | +81.00 | — | — | 0.2% | 38.45K | 38.53K |
| Common Stock Direct | 10/15/2026 | F · Tax Withholding | −25.00 | $3.07 | $76.75 | 0.1% | 38.53K | 38.51K |
| Common Stock Direct | 10/15/2026 | M · Option Exercise | +136.00 | — | — | 0.4% | 38.51K | 38.64K |
| Common Stock Direct | 10/15/2026 | F · Tax Withholding | −41.00 | $3.07 | $125.87 | 0.1% | 38.64K | 38.60K |
| Common Stock Direct | 10/15/2026 | M · Option Exercise | +135.00 | — | — | 0.3% | 38.60K | 38.74K |
| Common Stock Direct | 10/15/2026 | F · Tax Withholding | −41.00 | $3.07 | $125.87 | 0.1% | 38.74K | 38.70K |
| Common Stock Direct | 10/15/2026 | M · Option Exercise | +372.00 | — | — | 1.0% | 38.70K | 39.07K |
| Common Stock Direct | 10/15/2026 | F · Tax Withholding | −111.00 | $3.07 | $340.77 | 0.3% | 39.07K | 38.96K |
| Common Stock Direct | 10/15/2026 | M · Option Exercise | +834.00 | — | — | 2.1% | 38.96K | 39.79K |
| Common Stock Direct | 10/15/2026 | F · Tax Withholding | −249.00 | $3.07 | $764.43 | 0.6% | 39.79K | 39.54K |
| Total | +1.09K | -$1.43K | ||||||
Restricted Stock Unit
Common Stock
81.00 shares
Shares
−81.00
Strike price
0.00
Held after
355.00
Exercisable
—
Restricted Stock Unit
Common Stock
136.00 shares
Shares
−136.00
Strike price
0.00
Held after
709.00
Exercisable
—
Restricted Stock Unit
Common Stock
135.00 shares
Shares
−135.00
Strike price
0.00
Held after
2.17K
Exercisable
—
Restricted Stock Unit
Common Stock
372.00 shares
Shares
−372.00
Strike price
0.00
Held after
7.08K
Exercisable
—
Restricted Stock Unit
Common Stock
834.00 shares
Shares
−834.00
Strike price
0.00
Held after
23.36K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Unit Direct | Common Stock81.00 shares | 10/15/2026 | M · Option Exercise | −81.00 | 0.00 | — | 355.00 |
| Restricted Stock Unit Direct | Common Stock136.00 shares | 10/15/2026 | M · Option Exercise | −136.00 | 0.00 | — | 709.00 |
| Restricted Stock Unit Direct | Common Stock135.00 shares | 10/15/2026 | M · Option Exercise | −135.00 | 0.00 | — | 2.17K |
| Restricted Stock Unit Direct | Common Stock372.00 shares | 10/15/2026 | M · Option Exercise | −372.00 | 0.00 | — | 7.08K |
| Restricted Stock Unit Direct | Common Stock834.00 shares | 10/15/2026 | M · Option Exercise | −834.00 | 0.00 | — | 23.36K |