Form 4 holding
Chief Financial Officer
bluebird bio, Inc.
- Security class
- Common Stock
- Shares / value
- 45,474
- Estimated value
- $65,001
- Report date
- 06 Dec 2023
- Price
- $1.43
- Ownership
- Direct
Christopher Krawtschuk - Chief Financial Officer at bluebird bio, Inc.
Issuer-level insider activity
- Role
- Chief Financial Officer
- Issuer ticker
- BLUE
- 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 Christopher Krawtschuk since 28 Aug 2025
Reported holdings for Christopher Krawtschuk in bluebird bio, Inc.
Form 4 holding
Chief Financial Officer
bluebird bio, Inc.
- Security class
- Stock Option (right to buy)
- Shares / value
- 199,000
- Estimated value
- Report date
- 01 Mar 2024
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Transaction history for Christopher Krawtschuk in bluebird bio, 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.