UNITED STATES SECURITIES AND EXCHANGE COMMISSION ----------------------
FORM 4 Washington, D.C. 20549 | OMB APPROVAL |
|---------------------|
| OMB Number: |
{} Check this box if STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 3235-0287 |
no longer subject to | Expires: |
Section 16. Form 4 or | November 30, 2011 |
Form 5 obligations may | Estimated average |
continue. See Instruction | burden hours per |
1(b). | response 0.5 |
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section -----------------------
17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the
(Print or Type Responses) Investment Company Act of 1940
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|1. Name and Address of | 2. Issuer Name and Ticker or Trading Symbol | 5. Relationship of Reporting Person(s) |
| Reporting Person* | | to Issuer (Check all applicable) |
|Toloue Masoud |Quanterix Corp QTRX | _____ Director _____ 10% Owner |
| | | _____ Officer _____ Other |
|--------------------------|---------------------------------------------------|
|(Last) (First) (Middle)|3. Date of Earliest Transaction (Month/Day/Year) | (give title below) (specify below)|
| | 04-30-2024 |President & CEO |
|C/O QUANTERIX CORPORATION,|---------------------------------------------------| |
|900 MIDDLESEX TURNPIKE | | |
| (Street) |4.If Amendment, Date Original Filed(Month/Day/Year)|-------------------------------------------------|
| | | 6. Individual or Joint/Group Filing |
|BILLERICA - MA - 01821 | | (Check Applicable Line) |
| (City) (State) (Zip) | | _X_ Form filed by One Reporting Person |
| | | ___ Form filed by More than One |
| | | Reporting Person |
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Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
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| 1. | 2. | 2a. | 3. | 4. | 5. | 6. | 7. |
| Title of | Trans- | Deemed | Transaction | Securities Acquired | Amount of Sec | Ownership | Nature of |
| Security | action | Execut. | Code | (A) or Disposed of (D) | Beneficially | Form: | Indirect |
| (Instr. 3) | Date | Date | (Instr. 8) | (Instr. 3, 4 and 5) |Owned Following| Direct | Beneficial |
| |----------|----------|---------|----|----------|-----|--------| Transaction(s)| (D) or | Ownership |
| | (Month/ | (Month/ | | | | (A) | | | Indirect | (Instr. 4) |
| | Day/ | Day/ | | | | or | | (Instr. 3 and | (I) | |
| | Year) | Year) | Code | V | Amount | (D) | Price | 4) | Instr. 4) | |
---------------------------------------------------------------------------------|-----------------------------------------------
|Common Stock |04-30-2024| |F | |1,049 |D |$16.12 |340,269 |D | |
| | | | | |#1 | | |#2 | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
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|1. |2. | 3. | 3a. |4. | 5. | 6. | 7. |8. |9. |10. |11. |
|Title of|Conver- | Trans- | Deemed |Trans- | Number of | Date | Title and |Price |Number |Owner- |Nature of|
|Deriv- |sion or | action | Execu. |action | Deriv- | Exercisable | Amount of |of |of |ship |Indirect |
|ative |Exercise| Date | Date |Code | ative | and Expira- | Underlying |Deriv- |Deriv- |Form |Benefici.|
|Security|Price of| (Month/ | (Month/ |(Instr.| Securities | tion Date | Securities |ative |ative |of |Ownership|
|(Instr. |Deriv- | Day/ | Day/ |8) | Acquired | (Month/Day/ | (Instr. 3 |Secur- |Secur- |Deriv- |(Instr. 4|
| 3) |ative | Year) | Year) | | (A) or | Year) | and 4) |ity |ities |ative | |
| |Security| | | | Disposed of |----------------|--------------|(Instr.|Bene- |Secur- | |
| | | | |-------| (D) (Instr. | | | | | 5) |ficially|ity | |
| | | | | | | 3, 4 and 5) | | | |Amount | |Owned |Direct | |
| | | | | | |--------------| | | |or | |folowing|(D) or | |
| | | | | | | | |Date |Expira- | |Number | |reported|Indirect| |
| | | | | | | | |Exer- |tion | |of | |tran.(s)|(I) | |
| | | | |Code| V| (A) | (D) |cisable|Date |Title |Shares | |(Inst.4)|Instr. 4| |
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+----------------------------------------------------------------------------------+
| | Relationships |
| Reporting Owner Name / Address +----------+----------+----------+-------- -+
| | Director |10% Owner | Officer | Other |
+--------------------------------------+----------+----------+----------+----------+
|Toloue Masoud | . | . |President | |
| | | |& CEO | |
|C/O QUANTERIX CORPORATION | | | | |
|900 MIDDLESEX TURNPIKE | | | | |
|BILLERICA MA 01821 | | | | |
|--------------------------------------+----------+----------+----------+----------|
Explanation of Responses:
1 Shares withheld by Quanterix Corporation solely to cover tax obligations upon the v
esting of 2,169 RSUs.
2 Includes 165,231 restricted stock units.
Remarks:
Signatures
/s/ Brian Keane, as Attorney-in-Fact / 05-01-2024
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** Signature of Reporting Person Date
* If the form is filed by more than one reporting person, seeInstruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.
Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.
POWER OF ATTORNEY Know all by these presents, that the undersigned hereby constitutes
and appoints John Fry and Brian Keane, each of Quanterix Corporation,
and Megan Gates, John Condon, Keunjung Cho, Amanda Mei, Anne Leland
and Brenda Meyette, each of Mintz, Levin, Cohn, Ferris, Glovsky and
Popeo, P.C., signing singly, with full power of substitution, the
undersigned's true and lawful attorney-in-fact to:
(1) execute for and on behalf of the undersigned, forms and
authentication documents for EDGAR Filing Access;
(2) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and
execute any such forms and authentication documents;
(3) execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer, director and/or 10% shareholder
of the Company, Forms 3, 4 and 5 in accordance with Section 16(a) of
the Securities Exchange Act of 1934 and the rules thereunder;
(4) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4 or 5 and timely file such form with the
United States Securities and Exchange Commission and any stock
exchange or similar authority; and
(5) take any other action of any type whatsoever in connection with
the foregoing which, in the opinion of such attorney-in-fact, may be
of benefit to, in the best interest of, or legally required by, the
undersigned, it being understood that the documents executed by such
attorney-in-fact, on behalf of the undersigned pursuant to this Power
of Attorney, shall be in such form and shall contain such terms and
conditions as such attorney-in-fact may approve in such attorney-in-
fact's discretion.
The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if
personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or
such attorney-in-fact's substitute or substitutes, shall lawfully do
or cause to be done by virtue of this power of attorney and the
rights and powers herein granted. The undersigned acknowledges that
the foregoing attorneys-in-fact, in serving in such capacity at the
request of the undersigned, is not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934.
This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 and 5 with
respect to the undersigned's holdings of and transactions in
securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorneys-
in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed this 8th day of June 2021.
/s/ Masaoud Toloue
Masoud Toloue