CIEN
Ciena Corporation
CIEN's outlook is improving, though it still trails on the overall score.
MU
Micron Technology, Inc.
MU has the edge over CIEN overall, supported by stronger valuation and stronger fundamentals.
CIEN Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Healthy |
CIEN's revenue, profitability, cash flow and balance sheet are all currently healthy.
MU Fundamentals
| Metric | Status |
|---|---|
| Strong | |
| Strong | |
| Strong | |
| Strong |
MU's revenue, profitability, cash flow and balance sheet are all currently strong.
CIEN PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Cheap | 21x | $94.56 | -68% |
| Forward | 24x | $294 | — |
| Fair | 32x | $142 | -52% |
| Current | 66x | $294 | — |
| Expensive | 133x | $595 | +103% |
Historical ranges are pointers, not guarantees.
CIEN's PE is in its expensive range at 66x. If earnings grow as analysts expect, today's price would be 24x next year's earnings, in its cheap range.
MU PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Forward | 4.6x | $798 | — |
| Cheap | 10x | $777 | -2.7% |
| Current | 11x | $798 | — |
| Fair | 22x | $1,646 | +106% |
| Expensive | 32x | $2,404 | +201% |
Historical ranges are pointers, not guarantees.
MU has the edge over CIEN in the historical PE scenario, which offers more potential upside but is not a forecast.
CIEN Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Moderate | |
| Low |
Analysts expect strong earnings and revenue growth for CIEN, with profitability improving. However, they disagree widely on these estimates.
MU Forward outlook
| Metric | Outlook |
|---|---|
| Strongly improving | |
| Strong growth | |
| Strong growth | |
| Strongly improving | |
| Broad | |
| Moderate |
Analysts expect strong earnings and revenue growth for MU, with profitability improving.
CIEN Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $12.01 | +168% |
| Q3 2026 | $4.48 | +357% |
| Q2 2026 | $3.00 | +311% |
| Q1 2026 | $1.57 | +185% |
| Q4 2025 | $0.85 | +47% |
| Q3 2025 | $0.98 | +4.3% |
| Q2 2025 | $0.73 | -30% |
| Q1 2025 | $0.55 | -64% |
| Q4 2024 | $0.58 | -66% |
CIEN's earnings per share have jumped to their highest in seven years: $4.48 over the past year, up from $0.98 the year before.
MU Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $174.95 | +135% |
| Q3 2026 | $74.33 | +879% |
| Q2 2026 | $44.17 | +693% |
| Q1 2026 | $21.18 | +405% |
| Q4 2025 | $10.52 | +201% |
| Q3 2025 | $7.59 | +984% |
| Q2 2025 | $5.57 | +$6.99 |
| Q1 2025 | $4.19 | +$7.64 |
| Q4 2024 | $3.49 | +$9.77 |
MU has the edge over CIEN on earnings, with more consistent year-over-year improvement.
CIEN Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $1.7B | +37% |
| Q2 2026 | $1.6B | +40% |
| Q1 2026 | $1.4B | +33% |
| Q4 2025 | $1.4B | +20% |
| Q3 2025 | $1.2B | +29% |
| Q2 2025 | $1.1B | +24% |
| Q1 2025 | $1.1B | +3.3% |
| Q4 2024 | $1.1B | -0.5% |
CIEN's revenue has grown year over year for seven quarters in a row: $1.7B last quarter, up 37% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 18% | +12 points |
| Q2 2026 | 15% | +12 points |
| Q1 2026 | 13% | +5.8 points |
| Q4 2025 | 0.8% | -4.5 points |
| Q3 2025 | 6% | +3.2 points |
| Q2 2025 | 2.9% | +3.4 points |
| Q1 2025 | 7.5% | -0.6 points |
| Q4 2024 | 5.3% | -2.8 points |
CIEN's operating margin was 18% last quarter, up 12 points from the same quarter a year ago, near the top of its range since 2019.
MU Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $54.2B | +379% |
| Q2 2026 | $41.5B | +346% |
| Q1 2026 | $23.9B | +196% |
| Q4 2025 | $13.6B | +57% |
| Q3 2025 | $11.3B | +46% |
| Q2 2025 | $9.3B | +37% |
| Q1 2025 | $8.1B | +38% |
| Q4 2024 | $8.7B | +84% |
MU has the edge over CIEN on sales, with more consistent year-over-year improvement.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 81% | +48 points |
| Q2 2026 | 80% | +57 points |
| Q1 2026 | 68% | +46 points |
| Q4 2025 | 45% | +20 points |
| Q3 2025 | 32% | +13 points |
| Q2 2025 | 23% | +13 points |
| Q1 2025 | 22% | +19 points |
| Q4 2024 | 25% | +49 points |
MU has the edge over CIEN on profitability, with a higher operating margin.
CIEN Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $116.3M | -14% |
| Q2 2026 | $218.7M | +71% |
| Q1 2026 | $153.8M | +100% |
| Q4 2025 | $325.6M | +23% |
| Q3 2025 | $134.6M | +$313.6M |
| Q2 2025 | $128.2M | +208% |
| Q1 2025 | $76.8M | -69% |
| Q4 2024 | $265.8M | +54% |
CIEN generated $814M in free cash flow over the past year, up 35% from the year before.
MU Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | $32.9B | +45543% |
| Q2 2026 | $17.6B | +951% |
| Q1 2026 | $5.5B | +$5.6B |
| Q4 2025 | $3B | +7853% |
| Q3 2025 | $72M | -75% |
| Q2 2025 | $1.7B | +322% |
| Q1 2025 | -$113M | +$52M |
| Q4 2024 | $38M | +$433M |
MU has the edge over CIEN on cash flow, with more consistent year-over-year improvement.
CIEN Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.2% | -347K shares |
| 1 year | +1% | +1.5M shares |
| 3 years | -2.7% | -4M shares |
| 5 years | -6.9% | -10.8M shares |
| Available history | -7.4% | -11.6M shares |
CIEN has the edge over MU on shareholder dilution, with a more favorable share count trend.
| Quarter | Spent |
|---|---|
| Q3 2026 | $173M |
| Q2 2026 | $84.4M |
| Q1 2026 | $80.5M |
| Q4 2025 | $84.5M |
| Q3 2025 | $81.8M |
| Q2 2025 | $87M |
| Q1 2025 | $81.2M |
| Q4 2024 | $128.7M |
CIEN spent $422M buying back its own shares over the past year, up 12% from the year before.
MU Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | -0.2% | -2M shares |
| 1 year | +1.6% | +18M shares |
| 3 years | +4.6% | +50M shares |
| 5 years | +0.2% | +2M shares |
| Available history | +1.2% | +14M shares |
MU has 1.1B diluted shares, up 1.6% from a year ago.
| Quarter | Spent |
|---|---|
| Q3 2026 | — |
| Q2 2026 | — |
| Q1 2026 | $350M |
| Q4 2025 | $300M |
| Q3 2024 | $300M |
| Q2 2024 | — |
| Q1 2024 | — |
| Q4 2023 | — |
MU has spent almost nothing on buybacks in the past year.
CIEN Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 0.9x | Very low |
| Q2 2026 | 0.7x | Very low |
| Q1 2026 | 0.9x | Very low |
| Q4 2025 | 1.4x | Healthy |
| Q3 2025 | 1.3x | Healthy |
| Q2 2025 | 1.8x | Healthy |
| Q1 2025 | 2.3x | Moderate |
| Q4 2024 | 2.1x | Moderate |
CIEN's net debt is less than a year of its operating earnings (EBITDA), down from 1.3 years a year ago.
MU Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | -0.3x | Net Cash |
| Q2 2026 | -0.3x | Net Cash |
| Q1 2026 | -0.1x | Net Cash |
| Q4 2025 | 0.1x | Very low |
| Q3 2025 | 0.3x | Very low |
| Q2 2025 | 0.3x | Very low |
| Q1 2025 | 0.5x | Very low |
| Q4 2024 | 0.6x | Very low |
MU has the edge over CIEN on leverage, with a lower net debt burden relative to earnings.
CIEN Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 42.5 | Neutral |
| Stochastic | 14.1 | Oversold |
CIEN's weekly RSI is 43 (neutral) and its Stochastic is 14 (oversold).
MU Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 47.1 | Neutral |
| Stochastic | 26.9 | Neutral |
MU's weekly RSI is 47 (neutral) and its Stochastic is 27 (neutral).
CIEN PE vs Technology Sector
| Metric | CIEN | Sector median | Relative |
|---|---|---|---|
| PE | 66x | 28x | 136% above |
| PE % | 70 | 35 | 35 pts above |
CIEN is trading at 66x earnings, a 136% premium to the Technology sector's median of 28x.
MU PE vs Technology Sector
| Metric | MU | Sector median | Relative |
|---|---|---|---|
| PE | 11x | 28x | 61% below |
| PE % | 18 | 35 | 17 pts below |
MU has the edge over CIEN on valuation relative to its sector.
CIEN Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $338.6 | 13% below |
| 20 week MA | $368.5 | 20% below |
| 50 week MA | $375.1 | 22% below |
| 100 week MA | $238.4 | 23% above |
| 200 week MA | $144.4 | 104% above |
CIEN has pulled back, but its long-term trend is still up: it's below its 8-, 20- and 50-week averages, but 104% above its 200-week average.
MU Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $914.5 | 13% below |
| 20 week MA | $931.0 | 14% below |
| 50 week MA | $685.9 | 16% above |
| 100 week MA | $405.4 | 97% above |
| 200 week MA | $246.0 | 225% above |
MU has the edge over CIEN on trend strength, trading above more of its moving averages.
CIEN Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $42.7 | $53.3 | +25% |
| 2021 | $53.3 | $76.0 | +43% |
| 2022 | $76.0 | $49.3 | -35% |
| 2023 | $49.3 | $45.0 | -8.8% |
| 2024 | $45.0 | $86.7 | +93% |
| 2025 | $86.7 | $241.7 | +179% |
| 2026 YTD | $241.7 | $294.0 | +22% |
CIEN has finished higher in four of the last six years, two of them by more than 50%. It's up 22% so far in 2026.
MU Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $54.0 | $70.6 | +31% |
| 2021 | $70.6 | $94.4 | +34% |
| 2022 | $94.4 | $50.2 | -47% |
| 2023 | $50.2 | $85.3 | +70% |
| 2024 | $85.3 | $88.6 | +3.9% |
| 2025 | $88.6 | $284.8 | +221% |
| 2026 YTD | $284.8 | $798.4 | +180% |
MU has the edge over CIEN on returns for 2026, with the stronger performance.