SEC Form 4 · accession 0001209191-18-046622
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jeffrey T. Walsh
Officer — Chief Financial · Other
Period of report
Aug 10, 2018
Accepted (ET)
Aug 14, 2018 · 4:47 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, 2018 | M | 1,500 | $5.5004 | A | 36,995 | D | |
| Common StockF2 | Aug 10, 2018 | S | 425 | $155.4059 | D | 36,570 | D | |
| Common StockF3 | Aug 10, 2018 | S | 350 | $156.6293 | D | 36,220 | D | |
| Common StockF4 | Aug 10, 2018 | S | 620 | $157.8581 | D | 35,600 | D | |
| Common StockF5 | Aug 10, 2018 | S | 105 | $158.5667 | D | 35,495 | 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 | $5.5004 | Aug 10, 2018 | M | 1,500 | D | — | Jan 16, 2023 | Common Stock | 1,500 | 4,007 | 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 July 2, 2018.
- F2The range of prices for the transaction reported on this line was $155.15 to $156.05. The average weighted price was $155.4059. 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 $156.20 to $156.95. The average weighted price was $156.6293. 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 $157.30 to $158.20. The average weighted price was $157.8581. 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 $158.55 to $158.90. The average weighted price was $158.5667. 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.
- F6This option to purchase shares of our common stock was granted on January 16, 2013 with performance-based vesting criteria that were met as of January 1, 2013. The shares underlying these options vested as follows: 25% vested on January 1, 2014, with the remainder of the shares vesting in equal monthly installments over the following three years.