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
176
$220K
177
$214K
178
$204K
179
$201K
180
$198K
181
$161K
182
$138K
183
$128K
184
$127K
185
$124K
186
$122K
187
$111K
188
$108K
189
$108K
190
$104K
191
$97K
192
$88K
193
$82K
194
$73K
195
$72K
196
$71K
197
$64K
198
$52K
199
$38K
200
$38K