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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

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

4% more repeat investments, than reductions

Existing positions increased: 81 | Existing positions reduced: 78

0.21% more ownership

Funds ownership: 8.72%8.93% (+0.21%)

12% less funds holding

Funds holding: 273241 (-32)

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
-32
Holders Change %
-11.72%
% of All Funds
5.28%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
24
Increased
81
Reduced
78
Closed
54
Calls
$81.7M
Puts
$103M
Net Calls
-$21.7M
Net Calls Change
+$9.31M
Name Holding Trade Value Shares
Change
Change in
Stake
Deutsche Bank
26
Deutsche Bank
Germany
$26.5M -$2.24M -1,466 -6%
EAM
27
Eagle Asset Management
Florida
$26.2M -$9.16K -6 -0%
Bessemer Group
28
Bessemer Group
New Jersey
$25.8M +$16.3M +10,648 +96%
Bank of America
29
Bank of America
North Carolina
$24.2M -$28.5M -18,631 -48%
Charles Schwab
30
Charles Schwab
California
$23.4M +$1.54M +1,006 +5%
Northern Trust
31
Northern Trust
Illinois
$23.2M -$1.57M -1,025 -5%
EVM
32
Eaton Vance Management
Massachusetts
$21.7M -$2.26M -1,479 -7%
CTA
33
Carillon Tower Advisers
Florida
$20.6M
Citadel Advisors
34
Citadel Advisors
Florida
$20M +$22.6M +14,810 +747%
Bank of New York Mellon
35
Bank of New York Mellon
New York
$19.3M +$454K +297 +2%
Dimensional Fund Advisors
36
Dimensional Fund Advisors
Texas
$18.8M +$1.2M +789 +5%
Ameriprise
37
Ameriprise
Minnesota
$18.4M -$240K -157 -1%
Susquehanna International Group
38
Susquehanna International Group
Pennsylvania
$17.4M -$2.46M -1,609 -10%
Jennison Associates
39
Jennison Associates
New York
$16.7M
CS
40
Candriam SCA
Luxembourg
$15.5M
New York State Common Retirement Fund
41
New York State Common Retirement Fund
New York
$15.2M -$260K -170 -1%
NAMA
42
Nikko Asset Management Americas
New York
$14.5M +$2.88M +1,883 +18%
Sumitomo Mitsui Trust Group
43
Sumitomo Mitsui Trust Group
Japan
$14.5M +$2.88M +1,883 +18%
Franklin Resources
44
Franklin Resources
California
$13.7M
Wells Fargo
45
Wells Fargo
California
$13.1M +$108K +71 +0.6%
CBT
46
Capital Bank & Trust
California
$13.1M +$7.33M +4,802 +78%
TCM
47
Tekla Capital Management
Massachusetts
$12.9M +$4.52M +2,962 +38%
Mitsubishi UFJ Trust & Banking
48
Mitsubishi UFJ Trust & Banking
Japan
$12M -$3.65M -2,388 -19%
Kayne Anderson Rudnick Investment Management
49
Kayne Anderson Rudnick Investment Management
California
$11.4M +$3.41M +2,233 +31%
AAMU
50
Amundi Asset Management US
Massachusetts
$11.1M +$1.92M +1,256 +16%

BLUE Hedge Fund Activity: Q3 2019 in Review

241 of the 4,561 institutional investors tracked by Wall St. Rank reported a position in bluebird bio (BLUE) for Q3 2019, worth a combined $5.87B — down 26% from $7.92B a quarter earlier.

Sellers outnumbered buyers: 54 funds closed out of BLUE and 24 opened new positions — a net loss of 30 holders — while 78 trimmed existing stakes and 81 added.

The largest buyer was Sands Capital Management, adding an estimated $126M. The largest seller was Baillie Gifford & Co, cutting an estimated $90.5M.

  • 241 institutional investors held bluebird bio (BLUE) as of Q3 2019, down from 273 in Q2 2019.
  • Funds reported $5.87B of bluebird bio stock for Q3 2019, down 26% quarter-over-quarter.
  • 24 funds opened new bluebird bio positions in Q3 2019 and 54 closed out, a net change of -30 holders.
  • The largest bluebird bio buyer in Q3 2019 was Sands Capital Management, an estimated $126M added.
  • The largest bluebird bio seller in Q3 2019 was Baillie Gifford & Co, an estimated $90.5M sold.

Based on aggregated 13F filings for Q3 2019.