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Wednesday, September 16, 2026Closing data · 4:00 PM ET
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CIEN

CienaNYSE · Communications Equipment · Information Technology
Previous close
340.50
Change
+6.17 / +1.85%
FinDog View
Bearish
52-Week Range
132.93 – 637.51
P/E (TTM)
74.5
Forward P/E
47.5
Based on consensus earnings for the next 12 months
Market Cap
$48.3B
1M
−23.51%
S&P 500 −2.41% over same period
Volume / Avg Volume
4.0M / 3.2M
1.22× average

Price History

Closing price · USD1M6M1Y5Y
0200400600800FY26 Q3 EarningsFY26 Q2 EarningsFY26 Q1 EarningsFY25 Q4 Earnings2025-092025-122026-032026-062026-09

Historical P/E

Close ÷ trailing four-quarter EPS · Period median 222.91M6M1Y5Y
01002003004005002025-092025-122026-032026-062026-09

Recent Earnings

Click to read the FinDog analysis
PeriodReportedRevenueEPS Actual / Est.Next-Day MoveAnalysis
FY2026 Q3
Quarter ended 2026-08
2026-09-03$1.7B2.11 / —+1.12%Read analysis →
FY2026 Q2
Quarter ended 2026-05
2026-06-04$1.6B1.64 / —−8.85%Pending
FY2026 Q1
Quarter ended 2026-01
2026-03-05—— / —−1.71%Pending
FY2025 Q4
Quarter ended 2025-11
2025-12-11—— / —−9.87%Pending
FY2025 Q3
Quarter ended 2025-08
2025-09-04—— / —−0.20%Pending
FY2025 Q2
Quarter ended 2025-05
2025-06-05—— / —−0.45%Pending

Decision Panel

Trends · Valuation · Earnings reaction · Guidance credibility — all from company filings and market data
Valuation
P/E is at percentile 40 of its 5-year rangeMid-range
5-year range 28.9 – 349.7 · Median 117.0
Last 4 quarters: $422M in buybacks + $0 in dividends, 0.87% of market cap combined
P/E (TTM)
74.5
P/B
16.0
P/S
8.1
PEG
0.21
Earnings Reaction
Over the last 6 reports, the stock moved ±3.7% on average on the first trading day after, rising 1 times
Most recent +1.12%
Volatility & Correlation
1-year beta 2.48 · Correlation with S&P 500 0.44High beta
Annualized volatility 72% vs. 13% for the S&P 500
Insider Trading
View all →
Last 90 days · Open-market buys and sells by officers and directors · Amounts in USD millions
Buy 0 · $0.00MSell 16 · $14.9MNet selling $14.9M
  • 09-01SMITH GARY BPresident, CEOSell$1.1M2,952 shares · Avg price 362.90
  • 08-17Gage BrodieSVP Global Products & SupplySell$0.53M1,200 shares · Avg price 439.24
  • 08-17SMITH GARY BPresident, CEOSell$1.3M2,952 shares · Avg price 447.78
  • 08-14Rothenstein David MSVP and Chief Strategy OfficerSell$1.1M2,500 shares · Avg price 438.10
  • 08-14Graff Marc D.SVP & Chief Financial OfficerSell$2.2M4,995 shares · Avg price 430.72
  • 08-03SMITH GARY BPresident, CEOSell$1.1M2,952 shares · Avg price 379.81
  • 07-15DiPerna DinoSVP Global R&DSell$0.35M782 shares · 2 trades · Avg price 449.15
  • 07-15Gage BrodieSVP Global Products & SupplySell$0.54M1,200 shares · Avg price 449.15
Multi-Quarter Financial Trends
View all quarters →
Last 12 quarters · As reported by the company
QuarterRevenue ($B)YoYGross MarginOperating Income ($B)Net Income ($B)Free Cash Flow ($B)EPS
FY2026 Q31.67+37.0%45.4%0.300.270.121.83
FY2026 Q21.57+39.5%44.0%0.240.220.221.49
FY2026 Q11.43+33.1%43.8%0.190.150.151.03
FY2025 Q41.35+20.3%42.7%0.010.020.330.13
FY2025 Q31.22+29.4%41.3%0.070.050.130.35
FY2025 Q21.13+23.6%40.2%0.030.010.130.06
FY2025 Q11.07+3.3%44.0%0.080.040.080.31
FY2024 Q41.12−0.5%40.9%0.060.040.270.26
FY2024 Q30.94−11.8%42.9%0.030.01-0.180.10
FY2024 Q20.91−19.6%42.7%-0.00-0.020.04-0.12
FY2024 Q11.04−1.8%45.0%0.080.050.250.34
FY2023 Q41.13+16.3%43.1%0.090.090.170.62

Peers

Largest by market cap in the sector · Latest quarterView Information Technology sector →
TickerCompanyMarket CapP/ERevenue YoYGross Margin1MView
CIENCiena$48.3B74.5+37.0%45.4%−23.51%Bearish
NVDANvidia$5.15T26.8+105.9%75.0%−4.94%BullishCompare
AAPLApple Inc.$4.85T37.5+16.4%50.1%+8.78%BullishCompare
MSFTMicrosoft$3.64T27.7+17.7%67.2%+2.07%NeutralCompare
AVGOBroadcom$1.62T42.3+85.5%69.1%−13.49%BullishCompare
MUMicron Technology$1.05T20.7+345.7%84.6%−8.42%NeutralCompare
AMDAdvanced Micro Devices$837B131.0+50.1%53.8%+1.28%BullishCompare
INTCIntel$534B—+25.4%40.4%−2.36%NeutralCompare
CSCOCisco$425B32.7+17.6%64.1%−4.57%NeutralCompare