Martin D. Madaus - 03 Jan 2023 Form 4 Insider Report for Quanterix Corp (QTRX)

Role: Director
Signature: /s/ Brian Keane, Attorney-in-Fact
Issuer symbol: QTRX
Transactions as of: 03 Jan 2023
Transactions value $: $0
Form type: 4
Date filed: 04 Jan 2023, 15:03
Previous filing: 10 Aug 2022
Next filing: 08 Feb 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	QTRX	Common Stock	Award	$0	+8.08K	+43.83%	$0.00	26.5K	03 Jan 2023	Direct	F1, F2
holding	QTRX	Common Stock						255K	03 Jan 2023	Held by trust.

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	QTRX	Stock Option (Right to Buy)	Award	$0	+12.1K		$0.00	12.1K	03 Jan 2023	Common Stock	12.1K	$12.86	Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents restricted stock units that vest as to 100% of the shares on December 31, 2023 granted pursuant to the Quanterix Corporation Amended and Restated 2018 Non-Employee Director Compensation Policy. Each restricted stock unit represents the right to receive one share of the Issuer's common stock.
F2	Includes 8,083 restricted stock units.
F3	Represents non-qualified stock option to purchase 12,124 shares of common stock granted pursuant to the Quanterix Corporation Amended and Restated 2018 Non-Employee Director Compensation Policy.