Skip to main content

ProShare Advisors LLC

Position in CIEN — Ciena Corp

CIK 1357955 BETHESDA, MD

Position in CIEN

as of Mar 31, 2026 · filed Apr 27, 2026
Position Value
$9,921,217
+$8,598,449 QoQ
Shares Held
25,555
+351.8% QoQ
Ownership
0.018%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Mar 31, 2026

ProShare Advisors LLC holds $515,282,441 across 16 Communication Equipment names. CIEN ranks #3 (1.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 CIEN
Ciena Corp
This page
25,555 $9,921,217

All Filings in CIEN

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $9,921,217 25,555
2025-12-31 $1,322,768 5,656
2025-09-30 $875,622 6,011
2025-06-30 $512,460 6,301
2025-03-31 $365,843 6,054
2024-12-31 $572,976 6,756
2024-09-30 $385,799 6,264
2024-06-30 $328,539 6,819
2024-03-31 $350,106 7,080
2023-12-31 $350,042 7,777
2023-09-30 $381,577 8,074
2023-06-30 $370,257 8,714
2023-03-31 $463,699 8,829
2022-12-31 $717,237 14,069
2022-09-30 $553,041 13,679
2022-06-30 $682,438 14,933
2022-03-31 $1,290,145 21,279
2021-12-31 $2,002,220 26,013
2021-09-30 $1,012,262 19,713
2021-06-30 $1,184,677 20,824
2021-03-31 $1,125,262 20,564
2020-12-31 $1,049,918 19,866
2020-09-30 $697,154 17,565
2020-06-30 $953,216 17,600
2020-03-31 $475,888 11,954