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Livermore
Livermore
ZHEN

Central Trust Co

SEC CIK
0000044365
Latest filing
Jul 31, 2026

CIEN holding history

Ciena Corp in every 13F filed by Central Trust Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CIEN overviewAll 13F holders of CIENFull Q2 2026 holdings

Shares (Q2 2026)
943
Value
$462.6K
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of CIEN by Central Trust Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026943$462.6K<0.1%+52+5.8%AddedHolders
Q1 2026891$345.9K<0.1%−125−12.3%ReducedHolders
Q4 20251,016$237.6K<0.1%−119−10.5%ReducedHolders
Q3 20251,135$165.3K<0.1%00.0%UnchangedHolders
Q2 20251,135$92.3K<0.1%00.0%UnchangedHolders
Q1 20251,135$68.6K<0.1%00.0%UnchangedHolders
Q4 20241,135$96.3K<0.1%00.0%UnchangedHolders
Q3 20241,135$69.9K<0.1%−4−0.4%ReducedHolders
Q2 20241,139$54.9K<0.1%−1,400−55.1%ReducedHolders
Q1 20242,539$125.6K<0.1%00.0%UnchangedHolders
Q4 20232,539$114.3K<0.1%00.0%UnchangedHolders
Q3 20232,539$120.0K<0.1%−1,963−43.6%ReducedHolders
Q2 20234,502$191.3K<0.1%+2,000+79.9%AddedHolders
Q1 20232,502$131.4K<0.1%−210−7.7%ReducedHolders
Q4 20222,712$138.3K<0.1%−562−17.2%ReducedHolders
Q3 20223,274$133.0K<0.1%+1,400+74.7%AddedHolders
Q2 20221,874$86.0K<0.1%−41−2.1%ReducedHolders
Q1 20221,915$116.0K<0.1%−75−3.8%ReducedHolders
Q4 20211,990$153.0K<0.1%00.0%UnchangedHolders
Q3 20211,990$102.0K<0.1%00.0%UnchangedHolders
Q2 20211,990$113.0K<0.1%00.0%UnchangedHolders
Q1 20211,990$109.0K<0.1%––Holders

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