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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview
Overview of all insider trading transactions in bluebird bio, Inc.. Get notifications about new insider transactions in bluebird bio, Inc. for free.
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| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | D | 2.09 | 2,000 | 4,180 | 23,239 | |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | A | 75.60 | 34,100 | 2,577,960 | 34,100 | |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 74.51 | 1,130 | 84,197 | 17,177 | 18.3 K to 17.2 K (-6.17 %) |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 73.55 | 870 | 63,991 | 18,307 | 19.2 K to 18.3 K (-4.54 %) |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 2,000 | 4,180 | 19,177 | 17.2 K to 19.2 K (+11.64 %) |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Grant | A | 0.00 | 8,500 | 0 | 17,177 | 8.7 K to 17.2 K (+97.96 %) |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Cole Jason | Chief Legal Officer | Option Exercise | A | 75.60 | 28,500 | 2,154,600 | 28,500 | |
| Feb 03 2017 | BLUE | bluebird bio, Inc. | Cole Jason | Chief Legal Officer | Grant | A | 0.00 | 7,100 | 0 | 16,489 | 9.4 K to 16.5 K (+75.62 %) |
| Feb 02 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Option Exercise | M | 21.43 | 8,000 | 171,440 | 4,000 | |
| Feb 02 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Sell | S | 75.04 | 8,000 | 600,322 | 1,000 | 9 K to 1,000 (-88.89 %) |
| Feb 02 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Buy | M | 21.43 | 8,000 | 171,440 | 9,000 | 1,000 to 9 K (+800.00 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Option Exercise | M | 21.43 | 5,000 | 107,150 | 12,000 | |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Sell | S | 70.10 | 5,000 | 350,499 | 1,000 | 6 K to 1,000 (-83.33 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Mandell James | Director | Buy | M | 21.43 | 5,000 | 107,150 | 6,000 | 1,000 to 6 K (+500.00 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | LYNCH DANIEL | Director | Option Exercise | M | 2.09 | 1,000 | 2,086 | 23,508 | |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | LYNCH DANIEL | Director | Sell | S | 70.09 | 1,000 | 70,092 | 1,400 | 2.4 K to 1.4 K (-41.67 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | LYNCH DANIEL | Director | Buy | M | 2.09 | 1,000 | 2,086 | 2,400 | 1.4 K to 2.4 K (+71.43 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 6,000 | 12,540 | 25,239 | |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 69.13 | 4,868 | 336,519 | 8,677 | 13.5 K to 8.7 K (-35.94 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 68.58 | 1,132 | 77,630 | 13,545 | 14.7 K to 13.5 K (-7.71 %) |
| Jan 31 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 6,000 | 12,540 | 14,677 | 8.7 K to 14.7 K (+69.15 %) |
| Jan 23 2017 | BLUE | bluebird bio, Inc. | MARAGANORE JOHN | Director | Gift | G | 0.00 | 1,450 | 0 | 4,843 | 6.3 K to 4.8 K (-23.04 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Financial | Sell | S | 67.10 | 1,295 | 86,895 | 12,705 | 14 K to 12.7 K (-9.25 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 67.10 | 229 | 15,366 | 5,412 | 5.6 K to 5.4 K (-4.06 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Sell | S | 67.10 | 2,024 | 135,810 | 346,346 | 348.4 K to 346.3 K (-0.58 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Gift | G | 0.00 | 7,500 | 0 | 348,370 | 355.9 K to 348.4 K (-2.11 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Gregory Philip D | Chief Scientific Of ... | Sell | S | 67.10 | 790 | 53,009 | 29,279 | 30.1 K to 29.3 K (-2.63 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 67.10 | 923 | 61,933 | 8,677 | 9.6 K to 8.7 K (-9.61 %) |
| Jan 09 2017 | BLUE | bluebird bio, Inc. | Cole Jason | Chief Legal Officer | Sell | S | 67.10 | 549 | 36,838 | 9,389 | 9.9 K to 9.4 K (-5.52 %) |
| Dec 02 2016 | BLUE | bluebird bio, Inc. | HIGH SUSANNA GATTI | Chief Operating Off ... | Option Exercise | A | 68.65 | 60,000 | 4,119,000 | 60,000 | |
| Dec 02 2016 | BLUE | bluebird bio, Inc. | HIGH SUSANNA GATTI | Chief Operating Off ... | Grant | A | 0.00 | 15,000 | 0 | 15,000 | 0 to 15 K |
| Oct 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 166 | 4,062 | 2,514 | |
| Oct 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 250 | 5,175 | 3,250 | |
| Oct 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 67.00 | 416 | 27,871 | 5,641 | 6.1 K to 5.6 K (-6.87 %) |
| Oct 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 166 | 4,062 | 6,057 | 5.9 K to 6.1 K (+2.82 %) |
| Oct 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 250 | 5,175 | 5,891 | 5.6 K to 5.9 K (+4.43 %) |
| Sep 15 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 166 | 4,062 | 2,680 | |
| Sep 15 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 250 | 5,175 | 3,500 | |
| Sep 15 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 59.00 | 416 | 24,544 | 5,641 | 6.1 K to 5.6 K (-6.87 %) |
| Sep 15 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 166 | 4,062 | 6,057 | 5.9 K to 6.1 K (+2.82 %) |
| Sep 15 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 250 | 5,175 | 5,891 | 5.6 K to 5.9 K (+4.43 %) |
| Aug 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 166 | 4,062 | 2,846 | |
| Aug 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 250 | 5,175 | 3,750 | |
| Aug 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 59.00 | 416 | 24,544 | 5,641 | 6.1 K to 5.6 K (-6.87 %) |
| Aug 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 166 | 4,062 | 6,057 | 5.9 K to 6.1 K (+2.82 %) |
| Aug 05 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 250 | 5,175 | 5,891 | 5.6 K to 5.9 K (+4.43 %) |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | A | 56.30 | 11,735 | 660,681 | 11,735 | |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Grant | A | 0.00 | 2,935 | 0 | 5,641 | 2.7 K to 5.6 K (+108.46 %) |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | A | 56.30 | 11,735 | 660,681 | 11,735 | |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | A | 56.30 | 11,735 | 660,681 | 11,735 | |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Grant | A | 0.00 | 2,935 | 0 | 5,641 | 2.7 K to 5.6 K (+108.46 %) |
| Aug 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Grant | A | 0.00 | 2,935 | 0 | 5,641 | 2.7 K to 5.6 K (+108.46 %) |
| Jul 29 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 1,162 | 28,434 | 3,012 | |
| Jul 29 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 1,750 | 36,225 | 4,000 | |
| Jul 29 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 55.01 | 2,912 | 160,178 | 2,706 | 5.6 K to 2.7 K (-51.83 %) |
| Jul 29 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 1,162 | 28,434 | 5,618 | 4.5 K to 5.6 K (+26.08 %) |
| Jul 29 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 1,750 | 36,225 | 4,456 | 2.7 K to 4.5 K (+64.67 %) |
| Jul 21 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 45.34 | 101 | 4,579 | 2,706 | 2.8 K to 2.7 K (-3.60 %) |
| Jul 21 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 44.85 | 1,849 | 82,932 | 2,807 | 4.7 K to 2.8 K (-39.71 %) |
| Jul 21 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 45.40 | 857 | 38,908 | 4,656 | 5.5 K to 4.7 K (-15.55 %) |
| Jul 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 31,239 | |
| Jul 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 45.08 | 1,000 | 45,078 | 9,600 | 10.6 K to 9.6 K (-9.43 %) |
| Jul 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 10,600 | 9.6 K to 10.6 K (+10.42 %) |
| Jun 28 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | M | 5.50 | 10,215 | 56,187 | 249,719 | |
| Jun 28 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | M | 2.09 | 9,611 | 20,052 | 0 | |
| Jun 28 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | M | 5.50 | 10,215 | 56,187 | 355,870 | 345.7 K to 355.9 K (+2.96 %) |
| Jun 28 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | M | 2.09 | 9,611 | 20,052 | 345,655 | 336 K to 345.7 K (+2.86 %) |
| Jun 16 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 32,239 | |
| Jun 16 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 40.11 | 1,000 | 40,112 | 9,600 | 10.6 K to 9.6 K (-9.43 %) |
| Jun 16 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 10,600 | 9.6 K to 10.6 K (+10.42 %) |
| Jun 16 2016 | BLUE | bluebird bio, Inc. | Gregory Philip D | Chief Scientific Of ... | Sell | S | 39.52 | 2,931 | 115,833 | 30,069 | 33 K to 30.1 K (-8.88 %) |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | MARAGANORE JOHN | Director | Option Exercise | A | 47.87 | 4,000 | 191,480 | 4,000 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | MARAGANORE JOHN | Director | Grant | A | 0.00 | 1,000 | 0 | 1,000 | 0 to 1,000 |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Vachon Mark | Director | Option Exercise | A | 47.87 | 4,000 | 191,480 | 4,000 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Vachon Mark | Director | Grant | A | 0.00 | 1,000 | 0 | 1,000 | 0 to 1,000 |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Schenkein David P | Director | Option Exercise | A | 47.87 | 4,000 | 191,480 | 4,000 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Schenkein David P | Director | Grant | A | 0.00 | 1,000 | 0 | 1,000 | 0 to 1,000 |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Mandell James | Director | Option Exercise | A | 47.87 | 4,000 | 191,480 | 4,000 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | Mandell James | Director | Grant | A | 0.00 | 1,000 | 0 | 1,000 | 0 to 1,000 |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | DIXON WENDY L | Director | Option Exercise | A | 47.87 | 4,000 | 191,480 | 4,000 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | DIXON WENDY L | Director | Grant | A | 0.00 | 1,000 | 0 | 1,000 | 0 to 1,000 |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | LYNCH DANIEL | Director | Option Exercise | A | 47.87 | 5,600 | 268,072 | 5,600 | |
| Jun 03 2016 | BLUE | bluebird bio, Inc. | LYNCH DANIEL | Director | Grant | A | 0.00 | 1,400 | 0 | 1,400 | 0 to 1.4 K |
| May 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 33,239 | |
| May 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 38.73 | 1,000 | 38,729 | 9,600 | 10.6 K to 9.6 K (-9.43 %) |
| May 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 10,600 | 9.6 K to 10.6 K (+10.42 %) |
| Mar 17 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 35,239 | |
| Mar 17 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 46.77 | 200 | 9,354 | 9,600 | 9.8 K to 9.6 K (-2.04 %) |
| Mar 17 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 45.96 | 800 | 36,772 | 9,800 | 10.6 K to 9.8 K (-7.55 %) |
| Mar 17 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 10,600 | 9.6 K to 10.6 K (+10.42 %) |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Financial | Option Exercise | A | 50.51 | 56,000 | 2,828,560 | 56,000 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Financial | Grant | A | 0.00 | 14,000 | 0 | 14,000 | 0 to 14 K |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | VP, Finance & Treas ... | Option Exercise | A | 50.51 | 6,400 | 323,264 | 6,400 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | VP, Finance & Treas ... | Option Exercise | A | 50.51 | 3,300 | 166,683 | 3,300 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | VP, Finance & Treas ... | Grant | A | 0.00 | 1,465 | 0 | 5,513 | 4 K to 5.5 K (+36.19 %) |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Sullivan Eric | VP, Finance & Treas ... | Grant | A | 0.00 | 830 | 0 | 4,048 | 3.2 K to 4 K (+25.79 %) |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | A | 50.51 | 90,000 | 4,545,900 | 90,000 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Grant | A | 0.00 | 22,500 | 0 | 336,044 | 313.5 K to 336 K (+7.18 %) |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Gregory Philip D | Chief Scientific Of ... | Option Exercise | A | 50.51 | 32,000 | 1,616,320 | 32,000 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Gregory Philip D | Chief Scientific Of ... | Grant | A | 0.00 | 8,000 | 0 | 33,000 | 25 K to 33 K (+32.00 %) |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | A | 50.51 | 38,400 | 1,939,584 | 38,400 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Grant | A | 0.00 | 9,600 | 0 | 9,600 | 0 to 9.6 K |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Cole Jason | Chief Legal Officer | Option Exercise | A | 50.51 | 20,900 | 1,055,659 | 20,900 | |
| Mar 03 2016 | BLUE | bluebird bio, Inc. | Cole Jason | Chief Legal Officer | Grant | A | 0.00 | 5,500 | 0 | 9,938 | 4.4 K to 9.9 K (+123.93 %) |
| Feb 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 36,239 | |
| Feb 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 45.18 | 1,000 | 45,176 | 0 | 1,000 to 0 (-100.00 %) |
| Feb 18 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 1,000 | 0 to 1,000 |
| Apr 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 34,239 | |
| Apr 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 49.63 | 1,000 | 49,630 | 9,600 | 10.6 K to 9.6 K (-9.43 %) |
| Apr 19 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 10,600 | 9.6 K to 10.6 K (+10.42 %) |
| Jan 20 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 37,239 | |
| Jan 20 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 44.39 | 1,000 | 44,392 | 0 | 1,000 to 0 (-100.00 %) |
| Jan 20 2016 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 1,000 | 0 to 1,000 |
| Dec 22 2015 | BLUE | bluebird bio, Inc. | Cole Jason | SVP, Secy. & Genera ... | Option Exercise | M | 22.53 | 4,438 | 99,988 | 60,562 | |
| Dec 22 2015 | BLUE | bluebird bio, Inc. | Cole Jason | SVP, Secy. & Genera ... | Buy | M | 22.53 | 4,438 | 99,988 | 4,438 | 0 to 4.4 K |
| Dec 17 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 1,000 | 2,090 | 38,239 | |
| Dec 17 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 58.55 | 1,000 | 58,546 | 0 | 1,000 to 0 (-100.00 %) |
| Dec 17 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 1,000 | 2,090 | 1,000 | 0 to 1,000 |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | M | 2.09 | 28,994 | 60,493 | 9,611 | |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | M | 2.09 | 32,391 | 67,581 | 0 | |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Option Exercise | M | 5.50 | 5,335 | 29,345 | 259,934 | |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | P | 52.26 | 4,781 | 249,844 | 17,186 | 12.4 K to 17.2 K (+38.54 %) |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | P | 51.25 | 4,901 | 251,163 | 12,405 | 7.5 K to 12.4 K (+65.31 %) |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | M | 5.50 | 5,335 | 29,345 | 313,241 | 307.9 K to 313.2 K (+1.73 %) |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | M | 2.09 | 28,994 | 60,493 | 307,906 | 278.9 K to 307.9 K (+10.40 %) |
| Dec 09 2015 | BLUE | bluebird bio, Inc. | Leschly Nick | President and CEO | Buy | M | 2.09 | 32,391 | 67,581 | 278,912 | 246.5 K to 278.9 K (+13.14 %) |
| Dec 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 166 | 4,062 | 4,174 | |
| Dec 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 250 | 5,175 | 5,750 | |
| Dec 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 81.13 | 416 | 33,751 | 3,218 | 3.6 K to 3.2 K (-11.45 %) |
| Dec 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 166 | 4,062 | 3,634 | 3.5 K to 3.6 K (+4.79 %) |
| Dec 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 250 | 5,175 | 3,468 | 3.2 K to 3.5 K (+7.77 %) |
| Nov 18 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 2,000 | 4,180 | 39,239 | |
| Nov 18 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 71.69 | 730 | 52,332 | 0 | 730 to 0 (-100.00 %) |
| Nov 18 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 70.60 | 1,270 | 89,656 | 730 | 2 K to 730 (-63.50 %) |
| Nov 18 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 2,000 | 4,180 | 2,000 | 0 to 2 K |
| Nov 12 2015 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Operating Off ... | Option Exercise | M | 2.09 | 11,000 | 22,990 | 18,513 | |
| Nov 12 2015 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Operating Off ... | Sell | S | 74.60 | 11,000 | 820,650 | 0 | 11 K to 0 (-100.00 %) |
| Nov 12 2015 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Operating Off ... | Buy | M | 2.09 | 11,000 | 22,990 | 11,000 | 0 to 11 K |
| Nov 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 24.47 | 166 | 4,062 | 4,340 | |
| Nov 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Option Exercise | M | 20.70 | 250 | 5,175 | 6,000 | |
| Nov 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Sell | S | 77.87 | 416 | 32,394 | 3,218 | 3.6 K to 3.2 K (-11.45 %) |
| Nov 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 24.47 | 166 | 4,062 | 3,634 | 3.5 K to 3.6 K (+4.79 %) |
| Nov 04 2015 | BLUE | bluebird bio, Inc. | Sullivan Eric | Principal Accountin ... | Buy | M | 20.70 | 250 | 5,175 | 3,468 | 3.2 K to 3.5 K (+7.77 %) |
| Oct 19 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Option Exercise | M | 2.09 | 2,000 | 4,180 | 41,239 | |
| Oct 19 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 80.89 | 96 | 7,765 | 0 | 96 to 0 (-100.00 %) |
| Oct 19 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 79.92 | 1,329 | 106,216 | 96 | 1.4 K to 96 (-93.26 %) |
| Oct 19 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Sell | S | 78.99 | 575 | 45,418 | 1,425 | 2 K to 1.4 K (-28.75 %) |
| Oct 19 2015 | BLUE | bluebird bio, Inc. | Davidson David | Chief Medical Offic ... | Buy | M | 2.09 | 2,000 | 4,180 | 2,000 | 0 to 2 K |
| Oct 14 2015 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Operating Off ... | Option Exercise | M | 2.09 | 11,000 | 22,990 | 29,513 | |
| Oct 14 2015 | BLUE | bluebird bio, Inc. | Walsh Jeffrey T. | Chief Operating Off ... | Sell | S | 89.35 | 2,100 | 187,634 | 0 | 2.1 K to 0 (-100.00 %) |