SEC Form 4 · accession 0001209191-18-028566
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jason Cole
Officer — Chief Legal Officer
Period of report
May 4, 2018
Accepted (ET)
May 8, 2018 · 4:18 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 | May 4, 2018 | S | 100 | $167.848 | D | 25,948 | D | |
| Common StockF3 | May 4, 2018 | S | 400 | $169.1875 | D | 25,548 | D | |
| Common StockF4 | May 4, 2018 | S | 900 | $170.4833 | D | 24,648 | D | |
| Common StockF5 | May 4, 2018 | S | 1,890 | $171.245 | D | 22,758 | D | |
| Common StockF6 | May 4, 2018 | S | 460 | $172.3935 | D | 22,298 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The sales reported in the Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2017.
- F2The range in prices for the transaction reported on this line was $167.70 to $167.90. The average weighted price was $167.848. 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 $168.90 to $169.85. The average weighted price was $169.1875. 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 $169.90 to $170.85. The average weighted price was $170.4833. 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.
- F5The range in prices for the transaction reported on this line was $171.00 to $171.55. The average weighted price was $171.2450. 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.
- F6The range in prices for the transaction reported on this line was $172.25 to $172.50. The average weighted price was $172.3935. 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.