Quanterix Corp — DEFA14A Filings
10 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by Quanterix Corp (QTRX), sorted by most recent first. Each row links to the full filing on EdgarLookup. Quanterix Corp has filed 10 DEFA14A documents with the SEC since 2017. To view all SEC filings by Quanterix Corp, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
4
4/A
424B3
424B4
424B5
425
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFC14A
DFAN14A
DRS
DRS/A
DRSLTR
EFFECT
NT 10-Q
POS AM
PRE 14A
PREC14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001104659-25-092670 | Sep 24, 2025 | — |
| DEFA14A | DEFA14A | 0001104659-24-047248 | Apr 15, 2024 | — |
| DEFA14A | DEFA14A | 0001104659-23-045636 | Apr 14, 2023 | — |
| DEFA14A | DEF 14A | 0001104659-22-068843 | Jun 7, 2022 | — |
| DEFA14A | DEFA14A | 0001104659-22-055029 | May 3, 2022 | — |
| DEFA14A | DEFA14A | 0001104659-21-057305 | Apr 29, 2021 | — |
| DEFA14A | DEFA14A | 0001104659-20-072437 | Jun 11, 2020 | — |
| DEFA14A | DEFA14A | 0001104659-20-053907 | Apr 30, 2020 | — |
| DEFA14A | DEFA14A | 0001104659-19-034139 | Jun 6, 2019 | — |
| DEFA14A | DEFA14A | 0001104659-18-028082 | Apr 30, 2018 | — |