Form 4 holding
Chief Scientific Officer
X4 Pharmaceuticals, Inc
- Security class
- Common Stock
- Shares / value
- 388,026
- Estimated value
- $218,459
- Report date
- 07 Oct 2024
- Price
- $0.5630
- Ownership
- Direct
Arthur Taveras - Chief Scientific Officer at X4 Pharmaceuticals, Inc
Issuer-level insider activity
- Role
- Chief Scientific Officer
- Issuer ticker
- XFOR 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 Arthur Taveras since 28 Sep 2025
Reported holdings for Arthur Taveras in X4 Pharmaceuticals, Inc
Form 4 holding
Chief Scientific Officer
X4 Pharmaceuticals, Inc
- Security class
- Stock Appreciation Right
- Shares / value
- 428,248
- Estimated value
- Report date
- 13 Feb 2024
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Transaction history for Arthur Taveras in X4 Pharmaceuticals, Inc
| 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.