Form 4 holding
Director
Quanterix Corp
- Security class
- Common Stock
- Shares / value
- 254,633
- Estimated value
- $2,739,851
- Report date
- 02 Jan 2025
- Price
- $10.76
- Ownership
- Held by trust
Martin D. Madaus - Director at Quanterix Corp
Issuer-level insider activity
- Role
- Director
- Issuer ticker
- QTRX on Nasdaq
- Entity type
- Individual
- Source filing history
- Open source filing history
Identity
Names, identifiers, and filing context for this profile.
1 identity field
Source evidence
Original filing metadata and source links for verification.
1 source field
No buys or sells have been reported by Martin D. Madaus since 20 Aug 2025
Reported holdings for Martin D. Madaus in Quanterix Corp
Form 4 holding
Director
Quanterix Corp
- Security class
- Common Stock
- Shares / value
- 36,908
- Estimated value
- $397,130
- Report date
- 02 Jan 2025
- Price
- $10.76
- Ownership
- Direct
Form 4 holding
Director
Quanterix Corp
- Security class
- Stock Option (Right to Buy)
- Shares / value
- 15,821
- Estimated value
- Report date
- 02 Jan 2025
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Transaction history for Martin D. Madaus in Quanterix Corp
| Sym | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares after | Date | Ownership |
|---|
* marks a reported price that did not pass the local price check.