David Davidson serves as Executive at bluebird bio, Inc., where they oversee executive responsibilities. Since joining the company, David Davidson has executed 297 insider transactions totaling $38.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 15, 2016 involved selling 200 shares valued at $9.4K.
David Davidson currently holds 47,787 shares of bluebird bio, Inc. (BLUE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Davidson has been a net seller of BLUE stock. They have purchased $0 and sold $38.9M worth of shares.
David Davidson's most recent insider trade was on Mar 15, 2016, when they sold 200 shares at $46.77 per share.
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| $2.09 |
| Discretionary |
| Mar 15, 2016 | BLUE | $36.8K | Sale | 800 | $45.96 | Discretionary |
| Mar 1, 2016 | BLUE | $0 | Award | 9,600 | $N/A | Discretionary |
| Feb 16, 2016 | BLUE | $45.2K | Sale | 1,000 | $45.18 | Discretionary |
| Feb 16, 2016 | BLUE | $2.1K | Option Exercise | 1,000 | $2.09 | Discretionary |
| Jan 15, 2016 | BLUE | $2.1K | Option Exercise | 1,000 | $2.09 | Discretionary |
| Jan 15, 2016 | BLUE | $44.4K | Sale | 1,000 | $44.39 | Discretionary |
| Dec 15, 2015 | BLUE | $58.5K | Sale | 1,000 | $58.55 | Discretionary |
| Dec 15, 2015 | BLUE | $2.1K | Option Exercise | 1,000 | $2.09 | Discretionary |
| Nov 16, 2015 | BLUE | $4.2K | Option Exercise | 2,000 | $2.09 | Discretionary |
| Nov 16, 2015 | BLUE | $89.7K | Sale | 1,270 | $70.60 | Discretionary |
| Nov 16, 2015 | BLUE | $52.3K | Sale | 730 | $71.69 | Discretionary |
| Oct 15, 2015 | BLUE | $45.4K | Sale | 575 | $78.99 | Discretionary |
| Oct 15, 2015 | BLUE | $4.2K | Option Exercise | 2,000 | $2.09 | Discretionary |
| Oct 15, 2015 | BLUE | $7.8K | Sale | 96 | $80.89 | Discretionary |
| Oct 15, 2015 | BLUE | $106.2K | Sale | 1,329 | $79.92 | Discretionary |
| Sep 15, 2015 | BLUE | $4.2K | Option Exercise | 2,000 | $2.09 | Discretionary |
| Sep 15, 2015 | BLUE | $165.5K | Sale | 1,279 | $129.36 | Discretionary |
| Sep 15, 2015 | BLUE | $35.1K | Sale | 270 | $130.11 | Discretionary |
| Sep 15, 2015 | BLUE | $23.5K | Sale | 178 | $132.18 | Discretionary |
| Sep 15, 2015 | BLUE | $35.9K | Sale | 273 | $131.35 | Discretionary |
| Aug 17, 2015 | BLUE | $22.8K | Sale | 180 | $126.76 | Discretionary |
| Aug 17, 2015 | BLUE | $70.3K | Sale | 559 | $125.83 | Discretionary |
| Aug 17, 2015 | BLUE | $4.2K | Option Exercise | 2,000 | $2.09 | Discretionary |
| Aug 17, 2015 | BLUE | $157.5K | Sale | 1,261 | $124.90 | Discretionary |
| Jul 15, 2015 | BLUE | $4.2K | Option Exercise | 2,000 | $2.09 | Discretionary |
| Jul 15, 2015 | BLUE | $235.9K | Sale | 1,425 | $165.55 | Discretionary |
| Jul 15, 2015 | BLUE | $37.4K | Sale | 225 | $166.39 | Discretionary |
| Jul 15, 2015 | BLUE | $58.6K | Sale | 350 | $167.38 | Discretionary |