SEC Form 4 · accession 0001209191-18-050625
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
James Mandell
Director
Period of report
Sep 10, 2018
Accepted (ET)
Sep 12, 2018 · 4:07 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 StockF2 | Sep 10, 2018 | S | 432 | $150.0579 | D | 1,568 | D | |
| Common StockF3 | Sep 10, 2018 | S | 501 | $151.2209 | D | 1,067 | D | |
| Common StockF4 | Sep 10, 2018 | S | 67 | $152.0015 | D | 1,000 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on July 26, 2018.
- F2The range in prices for the transaction reported on this line was $150.00 to $150.125. The average weighted price was $150.0579. 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 $151.10 to $151.70. The average weighted price was $151.2209. 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.
- F4The range in prices for the transaction reported on this line was $152.00 to $152.05. The average weighted price was $152.0015. 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.