SEC Form 4 · accession 0001209191-16-105524
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
David Davidson
Officer — Chief Medical Officer
Period of report
Mar 1, 2016
Accepted (ET)
Mar 3, 2016 · 5:27 pm EST
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 | Mar 1, 2016 | A | 9,600 | $0.00 | A | 9,600 | 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)F2 | $50.51 | Mar 1, 2016 | A | 38,400 | A | — | Mar 1, 2026 | Common Stock | 38,400 | 38,400 | D |
Explanation of responses
- F1Restricted stock units for common stock vest over a four-year period at a rate of 25% on 01/04/2017, 25% on 01/04/2018, 25% on 01/04/2019, and 25% on 01/04/2020.
- F2This option vests over a four-year period, at a rate of twenty-five percent (25%) on January 4, 2017 and in 36 equal monthly installments thereafter.