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Bluebird Bio Inc. (BLUE)

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1.
Ghost Tree Capital

Ken Greenberg And David Kim

105,000 $16,480 4.85%
2.
Casdin Capital

Eli Casdin

200,000 $31,390 +38% 4.57%
3. 180,000 $28,251 +200% 1.84%
4. 25,000 $3,924 +150% 1.5%
5.
Redmile Group

Jeremy Green

268,500 $42,141 +1% 1.43%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$52.26 4,781 Officer, Director 17,186 2015-12-08 Filing
$51.25 4,901 Officer, Director 12,405 2015-12-08 Filing
$85.00 1,176 Director 1,176 2014-12-19 Filing
$85.00 2,352 Director 5,293 2014-12-19 Filing
$34.00 2,941 Director 2,941 2014-07-14 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$158.57 105 Officer, Other 35,495 2018-08-10 Filing
$157.86 620 Officer, Other 35,600 2018-08-10 Filing
$156.63 350 Officer, Other 36,220 2018-08-10 Filing
$155.41 425 Officer, Other 36,570 2018-08-10 Filing
$157.30 210 Officer 32,371 2018-08-06 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 22,501 $3,532 1.97%
2. 277,603 $43,570 1.8%
3. 72,483 $11,376 1.56%
4. 263,321 $41,328 1.51%
5. 20,000 $3,137 1.2%