BLUE

bluebird bio

Delisted

BLUE was delisted on the 30th of May, 2025.

288 hedge funds and large institutions have $8.48B invested in bluebird bio in 2018 Q3 according to their latest regulatory filings, with 37 funds opening new positions, 108 increasing their positions, 99 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

6% less funds holding

Funds holding: 307288 (-19)

31% less first-time investments, than exits

New positions opened: 37 | Existing positions closed: 54

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
288
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$177M
Puts
$151M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$949K
152
$922K
153
$919K
154
$916K
155
$915K
156
$895K
157
$891K
158
$864K
159
$847K
160
$832K
161
$808K
162
$785K
163
$774K
164
$730K
165
$717K
166
$710K
167
$703K
168
$686K
169
$672K
170
$671K
171
$657K
172
$632K
173
$594K
174
$556K
175
$512K