SEC Form 4 · accession 0001209191-18-063917
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Kory James Wentworth
Officer — Principal Accounting Officer
Period of report
Dec 19, 2018
Accepted (ET)
Dec 21, 2018 · 4:26 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001293971
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Dec 19, 2018 | S | 388 | $103.05 | D | 4,612 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The shares were sold to cover tax withholding obligations incurred in connection with the vesting of Restricted Stock Units.