Quanterix Corp — Director's Dealing 2021

May 13, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Quanterix Corp (QTRX)
CIK: 0001503274
Period of Report: 2021-05-11

Reporting Person: Stetson Shawn (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-11	Common Stock	A	1423.00	$0.00	Acquired	4712.00	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-11	Stock Options (Right to buy)	$49.20	A	3321.00	Acquired	2031-05-11	Common Stock (3321.00)	Direct

Footnotes

F1: Represents shares of stock issuable on vesting of restricted stock units. The restricted stock units vest as to 25% of the shares on May 11, 2022, and the remaining 75% vest in 36 equal monthly installments at the end of each month beginning on May 31, 2022.

F2: Includes 3,644 restricted stock units.

F3: The option vests as to 25% of the shares on May 11, 2022, and the remaining 75% vests in 36 equal monthly installments at the end of each month beginning on May 31, 2022.