BLUE

bluebird bio

Delisted

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

241 hedge funds and large institutions have $5.87B invested in bluebird bio in 2019 Q3 according to their latest regulatory filings, with 24 funds opening new positions, 81 increasing their positions, 78 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

21% less call options, than puts

Call options by funds: $81.7M | Put options by funds: $103M

26% less capital invested

Capital invested by funds: $7.92B → $5.87B (-$2.05B)

56% less first-time investments, than exits

New positions opened: 24 | Existing positions closed: 54

Holders
241
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
$81.7M
Puts
$103M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$418K
152
$404K
153
$387K
154
$386K
155
$380K
156
$376K
157
$375K
158
$372K
159
$369K
160
$350K
161
$337K
162
$331K
163
$321K
164
$320K
165
$319K
166
$309K
167
$285K
168
$275K
169
$266K
170
$263K
171
$258K
172
$236K
173
$234K
174
$230K
175
$222K