Vandana Sriram - Aug 21, 2023 Form 4 Insider Report for Quanterix Corp (QTRX)

Role: Chief Financial Officer
Signature: /s/ Bonnie McManus, as Attorney-in-Fact
Stock symbol: QTRX
Transactions as of: Aug 21, 2023
Transactions value $: $0
Form type: 4
Date filed: 8/22/2023, 05:02 PM
Previous filing: Feb 2, 2023
Next filing: Feb 6, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	QTRX	Common Stock	Award	$0	+12.6K		$0.00	12.6K	Aug 21, 2023	Direct	F1, F2

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	+29.5K		$0.00	29.5K	Aug 21, 2023	Common Stock	29.5K	$24.32	Direct	F3

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

Explanation of Responses:

Id	Content
F1	Represents shares of stock issuable on vesting of restricted stock units. The restricted stock units vest as to one-third of shares on each of August 21, 2024, August 21, 2025 and August 21, 2026.
F2	Includes 12,624 restricted stock units.
F3	The option vests as to one-third of the shares on August 21, 2024, and the remaining two-thirds of the shares vest monthly thereafter over two years in 24 successive equal installments.