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Revenue by segment/product/region: Maintenance Support & Learning

Flow – sum over the period · $M

QuartersFiscal years

$MRevenue by segment/product/region: Maintenance Support & Learning · Q1 FY2016: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2016: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2016: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2016: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2017: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2017: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2017: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2017: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2018: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2018: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2018: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2018: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2021: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2021: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2021: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2021: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2022: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2022: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2022: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2022: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2023: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2023: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2023: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2023: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2024: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2024: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2024: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2024: missing – No verified SEC value extracted, although the company reports this metric in other periods.Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2025: $75.0M · 10-Q 0001628280-26-015152 filed Mar 5, 2026Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2025: $79.0M · 10-Q 0001628280-26-040767 filed Jun 4, 2026Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2025: $81.0M · 10-Q 0001628280-26-060361 filed Sep 3, 2026Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2025: $82.0M · derived · 10-K 0001628280-25-056698 filed Dec 12, 2025Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2026: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2026: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2026: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).not reportedmissing82.5a74.6Q1 FY2016Q3 FY2026Q1 FY2020
$MRevenue by segment/product/region: Maintenance Support & Learning · Q1 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2019: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q1 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q2 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q3 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).Revenue by segment/product/region: Maintenance Support & Learning · Q4 FY2020: not reported – Segment/product 'cien:MaintenanceSupportAndLearningMember' is reported in the SEC XBRL data only for FY2023–FY2025 (segment structure changed).not reportedQ1 FY2019Q4 FY2020Q1 FY2020
Q1 FY2020
None

No SEC data for CIEN seg_revenue/cien:MaintenanceSupportAndLearningMember in FY2020 Q1: outside the stored range FY2023–FY2025 (latest fiscal year FY2025, latest period FY2025). Use a period in that range, period='latest', or get_series(company='CIEN', metric='seg_revenue') for the full series.

All values (4)
PeriodValue ($M)Status
Q4 FY202582.5derived
Q3 FY202580.7reported
Q2 FY202579.4reported
Q1 FY202574.6reported

39 periods without value hidden · Show gaps with reason · CSV with all sources · Technical ID: seg_revenue / cien:MaintenanceSupportAndLearningMember

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