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Livermore
Livermore
ZHEN

Beaconlight Capital, LLC

SEC CIK
0001569537
Latest filing
Aug 14, 2026

CSTM holding history

Constellium SE in every 13F filed by Beaconlight Capital, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CSTM overviewAll 13F holders of CSTMFull Q2 2026 holdings

Shares (Q2 2026)
779,899
Value
$24.9M
% of portfolio
10.9%
Quarters held
22
Since Q1 2021
Holdings of CSTM by Beaconlight Capital, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026779,899$24.9M10.9%−391,913−33.4%ReducedHolders
Q1 20261,171,812$28.8M16.2%−168,122−12.5%ReducedHolders
Q4 20251,339,934$25.3M14.8%+66,429+5.2%AddedHolders
Q3 20251,273,505$18.9M9.3%+344,970+37.2%AddedHolders
Q2 2025928,535$12.3M7.2%−34,844−3.6%ReducedHolders
Q1 2025963,379$9.72M6.6%+149,062+18.3%AddedHolders
Q4 2024814,317$8.36M3.3%−67,299−7.6%ReducedHolders
Q3 2024881,616$14.3M5.9%−160,141−15.4%ReducedHolders
Q2 20241,041,757$19.6M10.0%−190,048−15.4%ReducedHolders
Q1 20241,231,805$27.2M12.2%+121,936+11.0%AddedHolders
Q4 20231,109,869$22.2M10.5%+298,585+36.8%AddedHolders
Q3 2023811,284$14.8M7.5%−140,323−14.7%ReducedHolders
Q2 2023951,607$16.4M7.9%+27,600+3.0%AddedHolders
Q1 2023924,007$14.1M7.6%+205,940+28.7%AddedHolders
Q4 2022718,067$8.49M5.0%−69,859−8.9%ReducedHolders
Q3 2022787,926$7.99M4.9%−149,952−16.0%ReducedHolders
Q2 2022937,878$12.4M6.6%+8,812+0.9%AddedHolders
Q1 2022929,066$16.7M8.2%−36,773−3.8%ReducedHolders
Q4 2021965,839$17.3M8.7%+140,748+17.1%AddedHolders
Q3 2021825,091$15.5M7.9%−171,377−17.2%ReducedHolders
Q2 2021996,468$18.9M7.9%−292,558−22.7%ReducedHolders
Q1 20211,289,026$18.9M7.5%––Holders

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