SEC Form 4 · accession 0001209191-15-039175
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Eric Sullivan
Officer — Principal Accounting Officer
Period of report
May 4, 2015
Accepted (ET)
May 6, 2015 · 8:38 am 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 | May 4, 2015 | M | 250 | $20.70 | A | 566 | D | |
| Common Stock | May 4, 2015 | M | 166 | $24.47 | A | 732 | D | |
| Common StockF2 | May 4, 2015 | S | 189 | $131.2736 | D | 543 | D | |
| Common StockF3 | May 4, 2015 | S | 148 | $131.9554 | D | 395 | D | |
| Common StockF4 | May 4, 2015 | S | 79 | $132.9613 | D | 316 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Options (right to buy)F5 | $20.70 | May 4, 2015 | M | 250 | D | — | Dec 2, 2023 | Common Stock | 250 | 7,500 | D |
| Stock Option (right to buy)F6 | $24.47 | May 4, 2015 | M | 166 | D | — | Mar 3, 2024 | Common Stock | 166 | 5,336 | D |
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 January 5, 2015.
- F2The range in prices for the transaction reported on this line was $130.50 to $131.50. The average weighted price was $131.2736. 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 $131.51 to $132.50. The average weighted price was $131.9554. 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 $132.75 to $133.27. The average weighted price was $132.9613. 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.
- F5This option vests over a four-year period, at a rate of twenty-five percent(25%) on November 11, 2014 and in 36 equal monthly installments thereafter.
- F6This option vests over a four-year period, at a rate of twenty-five percent(25%) on January 1, 2015 and in 36 equal monthly installments thereafter.