SEC Form 4 · accession 0001209191-15-049383
bluebird bio, Inc. · BLUE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mitchell H. Finer
Officer — Chief Scientific Officer
Period of report
Jun 1, 2015
Accepted (ET)
Jun 3, 2015 · 11:53 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 | Jun 1, 2015 | M | 15,000 | $24.47 | A | 15,000 | D | |
| Common StockF2 | Jun 1, 2015 | S | 4,842 | $188.5856 | D | 10,158 | D | |
| Common StockF3 | Jun 1, 2015 | S | 1,593 | $189.253 | D | 8,565 | D | |
| Common StockF4 | Jun 1, 2015 | S | 3,106 | $190.5689 | D | 5,459 | D | |
| Common StockF5 | Jun 1, 2015 | S | 4,022 | $191.4193 | D | 1,437 | D | |
| Common StockF6 | Jun 1, 2015 | S | 813 | $192.3605 | D | 624 | D | |
| Common StockF7 | Jun 1, 2015 | S | 375 | $193.3133 | D | 249 | D | |
| Common StockF8 | Jun 1, 2015 | S | 83 | $194.35 | D | 166 | D | |
| Common StockF9 | Jun 1, 2015 | S | 166 | $195.065 | 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)F10 | $24.47 | Jun 1, 2015 | M | 15,000 | D | — | Mar 3, 2024 | Common Stock | 15,000 | 40,000 | 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 December 22, 2014.
- F10This option vests over a four-year period, at the rate of twenty-five percent (25%) on January 1, 2015, and in 36 equal monthly installments thereafter.
- F2The range of prices for the transaction reported on this line was $188.22 to $188.99. The average weighted price was $188.5856. 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 $189.13 to $189.50. The average weighted price was $189.2530. 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 $190.00 to $190.91. The average weighted price was $190.5689. 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 $191.01 to $191.93. The average weighted price was $191.4193. 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 $192.00 to $192.64. The average weighted price was $192.3605. 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 $193.00 to $193.75. The average weighted price was $193.3133. 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.
- F8The range of prices for the transaction reported on this line was $194.35 to $194.35. The average weighted price was $194.3500. 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.
- F9The range of prices for the transaction reported on this line was $195.01 to $195.12. The average weighted price was $195.0650. 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.