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
176
$102K
177
$85K
178
$81K
179
$71K
180
$69K
181
$69K
182
$67K
183
$63K
184
$61.4K
185
$60K
186
$55K
187
$55K
188
$51.9K
189
$48K
190
$45K
191
$42K
192
$41K
193
$39K
194
$37K
195
$32K
196
$32K
197
$24K
198
$23K
199
$19K
200
$18K