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Livermore
Livermore
ZHEN

STRS Ohio

SEC CIK
0000820478
Latest filing
Jul 30, 2026

CIEN holding history

Ciena Corp in every 13F filed by STRS Ohio, 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)
25,834
Value
$12.7M
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of CIEN by STRS Ohio, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202625,834$12.7M<0.1%+22,460+665.7%AddedHolders
Q1 20263,374$1.31M<0.1%−5−0.1%ReducedHolders
Q4 20253,379$790.2K<0.1%+6+0.2%AddedHolders
Q3 20253,373$491.3K<0.1%−14,879−81.5%ReducedHolders
Q2 202518,252$1.48M<0.1%−2,060−10.1%ReducedHolders
Q1 202520,312$1.23M<0.1%+6,139+43.3%AddedHolders
Q4 202414,173$1.20M<0.1%−8,562−37.7%ReducedHolders
Q3 202422,735$1.40M<0.1%−6,275−21.6%ReducedHolders
Q2 202429,010$1.40M<0.1%00.0%UnchangedHolders
Q1 202429,010$1.43M<0.1%+29,010NewHolders
Q3 20230$00.0%−44,400−100.0%Sold outHolders
Q2 202344,400$1.89M<0.1%00.0%UnchangedHolders
Q1 202344,400$2.33M<0.1%+6,700+17.8%AddedHolders
Q4 202237,700$1.92M<0.1%−48,658−56.3%ReducedHolders
Q3 202286,358$3.49M<0.1%+15,944+22.6%AddedHolders
Q2 202270,414$3.22M<0.1%−54,258−43.5%ReducedHolders
Q1 2022124,672$7.56M<0.1%+35,572+39.9%AddedHolders
Q4 202189,100$6.86M<0.1%−30,260−25.4%ReducedHolders
Q3 2021119,360$6.13M<0.1%+30,260+34.0%AddedHolders
Q2 202189,100$5.07M<0.1%00.0%UnchangedHolders
Q1 202189,100$4.88M<0.1%––Holders

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