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Livermore
Livermore
ZHEN

Parallel Advisors, LLC

SEC CIK
0001690010
Latest filing
Aug 5, 2026

CSTL holding history

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

CSTL overviewAll 13F holders of CSTLFull Q2 2026 holdings

Shares (Q2 2026)
12,931
Value
$308.4K
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of CSTL by Parallel Advisors, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202612,931$308.4K<0.1%−370−2.8%ReducedHolders
Q1 202613,301$326.5K<0.1%−685−4.9%ReducedHolders
Q4 202513,986$544.1K<0.1%−3,800−21.4%ReducedHolders
Q3 202517,786$405.0K<0.1%−10,107−36.2%ReducedHolders
Q2 202527,893$569.6K<0.1%+300+1.1%AddedHolders
Q1 202527,593$550.8K<0.1%−402−1.4%ReducedHolders
Q4 202427,995$746.1K<0.1%+30.0%AddedHolders
Q3 202427,992$798.3K<0.1%+1,524+5.8%AddedHolders
Q2 202426,468$576.2K<0.1%−200−0.7%ReducedHolders
Q1 202426,668$590.7K<0.1%−300−1.1%ReducedHolders
Q4 202326,968$582.0K<0.1%00.0%UnchangedHolders
Q3 202326,968$455.5K<0.1%−87−0.3%ReducedHolders
Q2 202327,055$371.2K<0.1%+4,986+22.6%AddedHolders
Q1 202322,069$501.4K<0.1%00.0%UnchangedHolders
Q4 202222,069$519.5K<0.1%−22−0.1%ReducedHolders
Q3 202222,091$576.0K<0.1%00.0%UnchangedHolders
Q2 202222,091$485.0K<0.1%+182+0.8%AddedHolders
Q1 202221,909$964.0K<0.1%+140+0.6%AddedHolders
Q4 202121,769$933.0K<0.1%00.0%UnchangedHolders
Q3 202121,769$1.45M0.1%−22−0.1%ReducedHolders
Q2 202121,791$1.60M0.1%+1,791+9.0%AddedHolders
Q1 202120,000$1.37M0.1%––Holders

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