Exhibit 3
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the Common Stock, $0.001 par value per share, of Quanterix Corporation, a Delaware corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.
Dated: February 13, 2025
KENT LAKE PARTNERS LP
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By: Kent Lake PR LLC, its General Partner
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| By: | /s/ Benjamin Natter | ||
| Name: | Benjamin Natter | ||
| Title: | Managing Member | ||
KENT LAKE PR LLC
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| By: | /s/ Benjamin Natter | ||
| Name: | Benjamin Natter | ||
| Title: | Managing Member | ||
| /s/ Benjamin Natter | |
| BENJAMIN NATTER |
