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ProShare Advisors LLC

SEC CIK
0001357955
Latest filing
Aug 11, 2026

BLUE holding history

bluebird bio, Inc. in every 13F filed by ProShare Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

BLUE overviewAll 13F holders of BLUEFull Q2 2026 holdings

Shares (Q4 2024)
0
Sold out in Q4 2024
Value
$0
% of portfolio
0.0%
Quarters held
15
Since Q1 2021
Holdings of BLUE by ProShare Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20240$00.0%−2,373−100.0%Sold outConverted for a 1-for-20 splitHolders
Q3 202447,459$24.7K<0.1%+10,060+26.9%AddedHolders
Q2 202437,399$36.8K<0.1%−10,346−21.7%ReducedHolders
Q1 202447,745$61.1K<0.1%+23,046+93.3%AddedHolders
Q4 202324,699$34.1K<0.1%+3,804+18.2%AddedHolders
Q3 202320,895$63.5K<0.1%+91+0.4%AddedHolders
Q2 202320,804$68.4K<0.1%+1,539+8.0%AddedHolders
Q1 202319,265$61.3K<0.1%+1,725+9.8%AddedHolders
Q4 202217,540$121.4K<0.1%+2,538+16.9%AddedHolders
Q3 202215,002$95.0K<0.1%+1,400+10.3%AddedHolders
Q2 202213,602$56.0K<0.1%−6,319−31.7%ReducedHolders
Q1 202219,921$96.0K<0.1%−4,711−19.1%ReducedHolders
Q4 202124,632$247.0K<0.1%+1,538+6.7%AddedHolders
Q3 202123,094$441.0K<0.1%−8,986−28.0%ReducedHolders
Q2 202132,080$1.03M<0.1%+21,530+204.1%AddedHolders
Q1 202110,550$318.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.