BLUE

bluebird bio

Delisted

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

247 hedge funds and large institutions have $2.78B invested in bluebird bio in 2020 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 96 increasing their positions, 75 reducing their positions, and 55 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:

31% less call options, than puts

Call options by funds: $24.2M | Put options by funds: $35.1M

45% less first-time investments, than exits

New positions opened: 30 | Existing positions closed: 55

47% less capital invested

Capital invested by funds: $5.27B → $2.78B (-$2.49B)

Holders
247
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$24.2M
Puts
$35.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$297K
152
$296K
153
$295K
154
$288K
155
$280K
156
$276K
157
$259K
158
$247K
159
$240K
160
$238K
161
$236K
162
$234K
163
$218K
164
$210K
165
$210K
166
$209K
167
$184K
168
$180K
169
$143K
170
$129K
171
$126K
172
$119K
173
$113K
174
$111K
175
$105K