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
201
$325K
202
$313K
203
$292K
204
$292K
205
$292K
206
$292K
207
$285K
208
$284K
209
$272K
210
$271K
211
$270K
212
$263K
213
$260K
214
$258K
215
$257K
216
$256K
217
$247K
218
$247K
219
$244K
220
$242K
221
$240K
222
$239K
223
$234K
224
$219K
225
$217K