BLUE

bluebird bio

Delisted

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

273 hedge funds and large institutions have $7.92B invested in bluebird bio in 2019 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 106 increasing their positions, 81 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

19% less capital invested

Capital invested by funds: $9.81B → $7.92B (-$1.89B)

24% less call options, than puts

Call options by funds: $100M | Put options by funds: $131M

26% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 42

Holders
273
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$100M
Puts
$131M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$801K
152
$787K
153
$763K
154
$758K
155
$743K
156
$700K
157
$693K
158
$683K
159
$637K
160
$628K
161
$616K
162
$612K
163
$611K
164
$611K
165
$572K
166
$572K
167
$562K
168
$551K
169
$536K
170
$524K
171
$496K
172
$485K
173
$482K
174
$478K
175
$469K