SEC Form 4 · accession 0001209191-15-065549
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jeffrey T. Walsh
Officer — Chief Operating Officer
Period of report
Aug 10, 2015
Accepted (ET)
Aug 12, 2015 · 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 Stock | Aug 10, 2015 | M | 11,000 | $2.09 | A | 11,000 | D | |
| Common StockF2 | Aug 10, 2015 | S | 4,563 | $146.832 | D | 6,437 | D | |
| Common StockF3 | Aug 10, 2015 | S | 2,234 | $147.8906 | D | 4,203 | D | |
| Common StockF4 | Aug 10, 2015 | S | 1,419 | $148.7518 | D | 2,784 | D | |
| Common StockF5 | Aug 10, 2015 | S | 1,207 | $150.284 | D | 1,577 | D | |
| Common StockF6 | Aug 10, 2015 | S | 923 | $151.7085 | D | 654 | D | |
| Common StokF7 | Aug 10, 2015 | S | 654 | $152.8654 | D | 0 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F8 | $2.09 | Aug 10, 2015 | M | 11,000 | D | — | Jul 13, 2021 | Common Stock | 11,000 | 40,513 | D |
Explanation of responses
- F1The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 26, 2014.
- F2The range of prices for the transaction reported on this line was $146.34 to $147.31. The average weighted price was $146.8320. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F3The range of prices for the transaction reported on this line was $147.45 to $148.25. The average weighted price was $147.8906. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F4The range of prices for the transaction reported on this line was $148.66 to $149.49. The average weighted price was $148.7518. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F5The range of prices for the transaction reported on this line was $149.81 to $150.81. The average weighted price was $150.2840. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F6The range of prices for the transaction reported on this line was $151.38 to $152.36. The average weighted price was $151.7085. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F7The range of prices for the transaction reported on this line was $152.61 to $153.00. The average weighted price was $152.8654. The reporting person will provide, upon request by the SEC, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
- F8This option vests over a four-year period, at a rate of twenty-five percent (25%) on May 16, 2012 and in 36 equal monthly installments thereafter.