BLUE

bluebird bio
BLUE

Overview Fund Activity
Delisted

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

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273 hedge funds and large institutions have $7.92B invested in bluebird bio in 2019 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 106 increasing their positions, 81 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
273
Holders Change
-15
Holders Change %
-5.21%
% of All Funds
5.94%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
31
Increased
106
Reduced
81
Closed
42
Calls
$100M
Puts
$131M
Net Calls
-$31M
Net Calls Change
-$84.9M

Top Buyers

1
Sands Capital Management
Sands Capital Management
Virginia
+$141M
2
Invesco
Invesco
Georgia
+$121M
3
Nuveen Asset Management
Nuveen Asset Management
Illinois
+$53.1M
4
Capital World Investors
Capital World Investors
California
+$48.9M
5
EVM
Eaton Vance Management
Massachusetts
+$26.9M

Top Sellers

1
Vanguard Group
Vanguard Group
Pennsylvania
-$138M
2
MWNA
Marshall Wace North America
New York
-$74.9M
3
Bank of America
Bank of America
North Carolina
-$35.4M
4
EAM
Eventide Asset Management
Massachusetts
-$32.9M
5
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$32.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
AI
201
Atria Investments
North Carolina
$227K +$24.1K +16 +12%
OC
202
Oppenheimer & Co
New York
$226K – – –
CIBC Asset Management
203
CIBC Asset Management
Ontario, Canada
$226K – – –
SPIA
204
Steward Partners Investment Advisory
New York
$218K -$1.64K -1 -0.7%
BIA
205
Biondo Investment Advisors
Pennsylvania
$216K – – –
M&T Bank
206
M&T Bank
New York
$215K -$57.4K -35 -21%
AT
207
Arden Trust
Delaware
$213K +$1.65K +1 +0.8%
AMCA
208
Arthur M. Cohen & Associates
Illinois
$205K -$205K -124 -50%
SS
209
Simplicity Solutions
Minnesota
$205K +$21.5K +13 +12%
HCM
210
Highlander Capital Management
New Jersey
$191K -$37.9K -23 -17%
LTFS
211
Ladenburg Thalmann Financial Services
Florida
$190K -$229K -140 -55%
AG
212
Advisor Group
Arizona
$180K +$36.3K +22 +25%
Rockefeller Capital Management
213
Rockefeller Capital Management
New York
$177K – – –
BFEC
214
Benjamin F. Edwards & Company
Missouri
$162K +$162K +98 New
QI
215
QS Investors
New York
$153K – – –
ClearBridge Investments
216
ClearBridge Investments
New York
$144K +$36.4K +22 +34%
FPS
217
Fieldpoint Private Securities
Connecticut
$133K +$133K +81 New
Mitsubishi UFJ Asset Management
218
Mitsubishi UFJ Asset Management
Japan
$122K -$44.5K -27 -27%
AIG
219
American International Group
New York
$113K -$32.8K -20 -22%
TRCT
220
Tower Research Capital (TRC)
New York
$103K +$49K +30 +91%
AF
221
Advisornet Financial
Minnesota
$102K – – –
PNC Financial Services Group
222
PNC Financial Services Group
Pennsylvania
$100K -$1.67K -1 -2%
LWCFA
223
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$47K +$47K +29 New
WT
224
Whittier Trust
California
$46K – – –
QCG
225
Quadrant Capital Group
Ohio
$45K -$16.1K -10 -26%
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