MILLER MICHAEL FRANCIS

PrivateCIK: 2120516
Location

BILLERICA, MA

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.

M · 5 exercises
InsiderMILLER MICHAEL FRANCISCIK 2120516
IssuerQUANTERIX CORPCIK 1503274
Officer· Chief Operating Officer
Since Feb 2026
-549.00
Net shares
Net seller
$2.6K
Total sold
0
Open market trades
0B · 0S
15
Total transactions
1.56K acquired · 2.11K disposed
Non-Derivative Transactions10

Common Stock

Direct
M · Option Exercise

Shares

+81.00

Price / share

Trade value

% of position

0.3%
3/15/2026
30.26K30.34K

Common Stock

Direct
F · Tax Withholding

Shares

29.00

Price / share

$4.72

Trade value

$136.88

% of position

0.1%
3/15/2026
30.34K30.31K

Common Stock

Direct
M · Option Exercise

Shares

+136.00

Price / share

Trade value

% of position

0.4%
3/15/2026
30.31K30.45K

Common Stock

Direct
F · Tax Withholding

Shares

48.00

Price / share

$4.72

Trade value

$226.56

% of position

0.2%
3/15/2026
30.45K30.40K

Common Stock

Direct
M · Option Exercise

Shares

+135.00

Price / share

Trade value

% of position

0.4%
3/15/2026
30.40K30.54K

Common Stock

Direct
F · Tax Withholding

Shares

48.00

Price / share

$4.72

Trade value

$226.56

% of position

0.2%
3/15/2026
30.54K30.49K

Common Stock

Direct
M · Option Exercise

Shares

+372.00

Price / share

Trade value

% of position

1.2%
3/15/2026
30.49K30.86K

Common Stock

Direct
F · Tax Withholding

Shares

131.00

Price / share

$4.72

Trade value

$618.32

% of position

0.4%
3/15/2026
30.86K30.73K

Common Stock

Direct
M · Option Exercise

Shares

+834.00

Price / share

Trade value

% of position

2.7%
3/15/2026
30.73K31.56K

Common Stock

Direct
F · Tax Withholding

Shares

293.00

Price / share

$4.72

Trade value

$1.38K

% of position

0.9%
3/15/2026
31.56K31.27K
Total

Net shares

+1.01K

Net value

-$2.59K

Derivative Transactions5

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

81.00 shares

Shares

81.00

Strike price

0.00

Held after

922.00

Exercisable

3/15/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

136.00 shares

Shares

136.00

Strike price

0.00

Held after

1.66K

Exercisable

3/15/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

135.00 shares

Shares

135.00

Strike price

0.00

Held after

3.12K

Exercisable

3/15/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

372.00 shares

Shares

372.00

Strike price

0.00

Held after

9.69K

Exercisable

3/15/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

834.00 shares

Shares

834.00

Strike price

0.00

Held after

8.86K

Exercisable

3/15/2026
MILLER MICHAEL FRANCIS — Insider Transaction (Form 4) Filed Mar 17, 2026 | Finecho