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Livermore
Livermore
ZHEN

ProShare Advisors LLC

SEC CIK
0001357955
Latest filing
Aug 11, 2026

ALEC holding history

Alector, 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.

ALEC overviewAll 13F holders of ALECFull Q2 2026 holdings

Shares (Q2 2026)
12,848
Value
$25.8K
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of ALEC by ProShare Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202612,848$25.8K<0.1%−340−2.6%ReducedHolders
Q1 202613,188$28.4K<0.1%−1,484−10.1%ReducedHolders
Q4 202514,672$22.9K<0.1%−759−4.9%ReducedHolders
Q3 202515,431$45.7K<0.1%−4,647−23.1%ReducedHolders
Q2 202520,078$28.1K<0.1%−2,143−9.6%ReducedHolders
Q1 202522,221$27.3K<0.1%−5,146−18.8%ReducedHolders
Q4 202427,367$51.7K<0.1%+6,367+30.3%AddedHolders
Q3 202421,000$97.9K<0.1%+5,361+34.3%AddedHolders
Q2 202415,639$71.0K<0.1%−4,070−20.7%ReducedHolders
Q1 202419,709$118.6K<0.1%+3,827+24.1%AddedHolders
Q4 202315,882$126.7K<0.1%+2,158+15.7%AddedHolders
Q3 202313,724$88.9K<0.1%+75+0.5%AddedHolders
Q2 202313,649$82.0K<0.1%+574+4.4%AddedHolders
Q1 202313,075$80.9K<0.1%−1,767−11.9%ReducedHolders
Q4 202214,842$137.0K<0.1%+1,040+7.5%AddedHolders
Q3 202213,802$130.0K<0.1%+404+3.0%AddedHolders
Q2 202213,398$136.0K<0.1%−6,050−31.1%ReducedHolders
Q1 202219,448$277.0K<0.1%−4,759−19.7%ReducedHolders
Q4 202124,207$500.0K<0.1%−557−2.2%ReducedHolders
Q3 202124,764$565.0K<0.1%−4,513−15.4%ReducedHolders
Q2 202129,277$610.0K<0.1%+5,896+25.2%AddedHolders
Q1 202123,381$471.0K<0.1%––Holders

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