SEC Form 4 · accession 0001209191-17-041327
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Philip D Gregory
Officer — Chief Scientific Officer
Period of report
Jun 16, 2017
Accepted (ET)
Jun 22, 2017 · 4:03 pm EDT
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,F2 | Jun 16, 2017 | S | 2,445 | $109.0142 | D | 33,334 | D | |
| Common StockF1,F3 | Jun 16, 2017 | S | 850 | $110.0529 | D | 32,484 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Shares were sold to cover tax withholding obligations incurred in connection with the vesting of Restricted Stock Units.
- F2The range in prices for the transaction reported on this line was $108.60 to $109.55. The average weighted price was $109.0142. The reporting person will provide, upon request by the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F3The range in prices for the transaction reported on this line was $109.70 to $110.10. The average weighted price was $110.0529. The reporting person will provide, upon request by the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.