SEC Form 4 · accession 0001209191-15-025166
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jason Cole
Officer — SVP, Secy. & General Counsel
Period of report
Mar 9, 2015
Accepted (ET)
Mar 11, 2015 · 4:16 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 | Mar 9, 2015 | M | 10,000 | $22.53 | A | 10,000 | D | |
| Common StockF2 | Mar 9, 2015 | S | 4,480 | $110.4226 | D | 5,520 | D | |
| Common StockF3 | Mar 9, 2015 | S | 1,994 | $111.4657 | D | 3,526 | D | |
| Common StockF4 | Mar 9, 2015 | S | 1,809 | $112.4139 | D | 1,717 | D | |
| Common StockF5 | Mar 9, 2015 | S | 1,617 | $113.417 | D | 100 | D | |
| Common Stock | Mar 9, 2015 | S | 100 | $114.58 | 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)F6 | $22.53 | Mar 9, 2015 | M | 10,000 | D | — | Feb 10, 2024 | Common Stock | 10,000 | 90,000 | 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 August 7, 2014
- F2The range in prices for the transaction reported on this line was $110.02 to $111.00. The average weighted price was $110.4226. 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 $111.11 to $112.04. The average weighted price was $111.4657. 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 $112.15 to $112.75. The average weighted price was $112.4139. 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 $113.20 to $114.11. The average weighted price was $113.4170. 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.
- F6This option vests over a four-year period, at a rate of twenty-five percent (25%) on March 6, 2015 and in 36 equal monthly installments thereafter.