CIEN
Price
$351.19
Change
+$15.25 (+4.54%)
Updated
Oct 27, 04:59 PM (EDT)
Capitalization
47.64B
44 days until earnings call
Intraday BUY SELL Signals
EXTR
Price
$23.85
Change
+$1.15 (+5.07%)
Updated
Oct 27 closing price
Capitalization
3B
One day until earnings call
Intraday BUY SELL Signals
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CIEN vs EXTR

CIEN vs EXTR Comparison Chart in %
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VS
CIEN vs. EXTR commentary
Oct 28, 2026

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is CIEN is a StrongBuy and EXTR is a Hold.

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SUMMARIES
A.I.Advisor
a Summary for CIEN with price predictions
Oct 26, 2026

Aroon Indicator for CIEN shows an upward move is likely

CIEN's Aroon Indicator triggered a bullish signal on October 20, 2026. Tickeron's A.I.dvisor detected that the AroonUp green line is above 70 while the AroonDown red line is below 30. When the up indicator moves above 70 and the down indicator remains below 30, it is a sign that the stock could be setting up for a bullish move. Traders may want to buy the stock or look to buy calls options. A.I.dvisor looked at 304 similar instances where the Aroon Indicator showed a similar pattern. In 262 of the 304 cases, the stock moved higher in the days that followed. This puts the odds of a move higher at 86%.

Price Prediction Chart

Technical Analysis (Indicators)

Bullish Trend Analysis

The Stochastic Oscillator shows that the ticker has stayed in the oversold zone for 7 days. The price of this ticker is presumed to bounce back soon, since the longer the ticker stays in the oversold zone, the more promptly an upward trend is expected.

Following a +14.56% 3-day Advance, the price is estimated to grow further. Considering data from situations where CIEN advanced for three days, in 283 of 343 cases, the price rose further within the following month. The odds of a continued upward trend are 83%.

Bearish Trend Analysis

The 10-day RSI Indicator for CIEN moved out of overbought territory on October 12, 2026. This could be a bearish sign for the stock. Traders may want to consider selling the stock or buying put options. Tickeron's A.I.dvisor looked at 50 similar instances where the indicator moved out of overbought territory. In 36 of the 50 cases, the stock moved lower in the following days. This puts the odds of a move lower at 72%.

The Momentum Indicator moved below the 0 level on October 15, 2026. You may want to consider selling the stock, shorting the stock, or exploring put options on CIEN as a result. In 48 of 78 cases where the Momentum Indicator fell below 0, the stock fell further within the subsequent month. The odds of a continued downward trend are 62%.

The Moving Average Convergence Divergence Histogram (MACD) for CIEN turned negative on October 15, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 55 similar instances when the indicator turned negative. In 39 of the 55 cases the stock turned lower in the days that followed. This puts the odds of success at 71%.

CIEN moved below its 50-day moving average on October 14, 2026 date and that indicates a change from an upward trend to a downward trend.

The 10-day moving average for CIEN crossed bearishly below the 50-day moving average on October 22, 2026. This indicates that the trend has shifted lower and could be considered a sell signal. In 7 of 11 past instances when the 10-day crossed below the 50-day, the stock continued to move higher over the following month. The odds of a continued downward trend are 64%.

The 50-day moving average for CIEN moved below the 200-day moving average on September 21, 2026. This could be a long-term bearish signal for the stock as the stock shifts to an downward trend.

Following a 3-day decline, the stock is projected to fall further. Considering past instances where CIEN declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 67%.

CIEN broke above its upper Bollinger Band on October 06, 2026. This could be a sign that the stock is set to drop as the stock moves back below the upper band and toward the middle band. You may want to consider selling the stock or exploring put options.

Fundamental Analysis (Ratings)

The Tickeron Seasonality Score of 32 (best 1 - 100 worst) indicates that the company is slightly undervalued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.

The Tickeron SMR rating for this company is 43 (best 1 - 100 worst), indicating strong sales and a profitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.

The Tickeron Profit vs. Risk Rating rating for this company is 48 (best 1 - 100 worst), indicating well-balanced risk and returns. The average Profit vs. Risk Rating rating for the industry is 78, placing this stock slightly better than average.

The Tickeron Price Growth Rating for this company is 59 (best 1 - 100 worst), indicating steady price growth. CIEN’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.

The Tickeron Valuation Rating of 82 (best 1 - 100 worst) indicates that the company is slightly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (15.585) is normal, around the industry mean (6.770). P/E Ratio (73.028) is within average values for comparable stocks, (5.682). Projected Growth (PEG Ratio) (0.348) is also within normal values, averaging (0.778). Dividend Yield (0.000) settles around the average of (0.112) among similar stocks. P/S Ratio (8.258) is also within normal values, averaging (11.937).

The Tickeron PE Growth Rating for this company is 93 (best 1 - 100 worst), pointing to worse than average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.

A.I.Advisor
a Summary for EXTR with price predictions
Oct 26, 2026

EXTR's Stochastic Oscillator is sitting in oversold zone for 6 days

The price of this ticker is presumed to bounce back soon, since the longer the ticker stays in the oversold zone, the more promptly an uptrend is expected.

Price Prediction Chart

Technical Analysis (Indicators)

Bullish Trend Analysis

EXTR moved above its 50-day moving average on October 26, 2026 date and that indicates a change from a downward trend to an upward trend.

Following a +2.88% 3-day Advance, the price is estimated to grow further. Considering data from situations where EXTR advanced for three days, in 243 of 320 cases, the price rose further within the following month. The odds of a continued upward trend are 76%.

Bearish Trend Analysis

The 10-day RSI Indicator for EXTR moved out of overbought territory on October 08, 2026. This could be a bearish sign for the stock. Traders may want to consider selling the stock or buying put options. Tickeron's A.I.dvisor looked at 44 similar instances where the indicator moved out of overbought territory. In 34 of the 44 cases, the stock moved lower in the following days. This puts the odds of a move lower at 77%.

The Momentum Indicator moved below the 0 level on October 16, 2026. You may want to consider selling the stock, shorting the stock, or exploring put options on EXTR as a result. In 72 of 95 cases where the Momentum Indicator fell below 0, the stock fell further within the subsequent month. The odds of a continued downward trend are 76%.

The Moving Average Convergence Divergence Histogram (MACD) for EXTR turned negative on October 16, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 47 similar instances when the indicator turned negative. In 31 of the 47 cases the stock turned lower in the days that followed. This puts the odds of success at 66%.

The 10-day moving average for EXTR crossed bearishly below the 50-day moving average on October 23, 2026. This indicates that the trend has shifted lower and could be considered a sell signal. In 9 of 13 past instances when the 10-day crossed below the 50-day, the stock continued to move higher over the following month. The odds of a continued downward trend are 69%.

Following a 3-day decline, the stock is projected to fall further. Considering past instances where EXTR declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 72%.

EXTR broke above its upper Bollinger Band on October 06, 2026. This could be a sign that the stock is set to drop as the stock moves back below the upper band and toward the middle band. You may want to consider selling the stock or exploring put options.

The Aroon Indicator for EXTR entered a downward trend on October 01, 2026. This could indicate a strong downward move is ahead for the stock. Traders may want to consider selling the stock or buying put options.

Fundamental Analysis (Ratings)

The Tickeron SMR rating for this company is 19 (best 1 - 100 worst), indicating very strong sales and a profitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.

The Tickeron Seasonality Score of 50 (best 1 - 100 worst) indicates that the company is fair valued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.

The Tickeron Price Growth Rating for this company is 56 (best 1 - 100 worst), indicating steady price growth. EXTR’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.

The Tickeron Profit vs. Risk Rating rating for this company is 62 (best 1 - 100 worst), indicating well-balanced risk and returns. The average Profit vs. Risk Rating rating for the industry is 78, placing this stock slightly better than average.

The Tickeron Valuation Rating of 90 (best 1 - 100 worst) indicates that the company is significantly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: EXTR's P/B Ratio (33.867) is slightly higher than the industry average of (6.770). P/E Ratio (70.938) is within average values for comparable stocks, (5.682). Projected Growth (PEG Ratio) (0.772) is also within normal values, averaging (0.778). Dividend Yield (0.000) settles around the average of (0.112) among similar stocks. P/S Ratio (2.301) is also within normal values, averaging (11.937).

The Tickeron PE Growth Rating for this company is 96 (best 1 - 100 worst), pointing to worse than average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.

FUNDAMENTALS RATINGS
CIEN vs EXTR: Fundamental Ratings
CIEN
EXTR
OUTLOOK RATING
1..100
7736
VALUATION
overvalued / fair valued / undervalued
1..100
82
Overvalued
90
Overvalued
PROFIT vs RISK RATING
1..100
4862
SMR RATING
1..100
4319
PRICE GROWTH RATING
1..100
5956
P/E GROWTH RATING
1..100
9396
SEASONALITY SCORE
1..100
3250

Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.

CIEN's Valuation (82) in the Telecommunications Equipment industry is in the same range as EXTR (90) in the Computer Communications industry. This means that CIEN’s stock grew similarly to EXTR’s over the last 12 months.

CIEN's Profit vs Risk Rating (48) in the Telecommunications Equipment industry is in the same range as EXTR (62) in the Computer Communications industry. This means that CIEN’s stock grew similarly to EXTR’s over the last 12 months.

EXTR's SMR Rating (19) in the Computer Communications industry is in the same range as CIEN (43) in the Telecommunications Equipment industry. This means that EXTR’s stock grew similarly to CIEN’s over the last 12 months.

EXTR's Price Growth Rating (56) in the Computer Communications industry is in the same range as CIEN (59) in the Telecommunications Equipment industry. This means that EXTR’s stock grew similarly to CIEN’s over the last 12 months.

CIEN's P/E Growth Rating (93) in the Telecommunications Equipment industry is in the same range as EXTR (96) in the Computer Communications industry. This means that CIEN’s stock grew similarly to EXTR’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
CIENEXTR
RSI
ODDS (%)
Bearish Trend 2 days ago
72%
Bearish Trend 2 days ago
77%
Stochastic
ODDS (%)
Bullish Trend 2 days ago
69%
Bullish Trend 2 days ago
82%
Momentum
ODDS (%)
Bearish Trend 2 days ago
62%
Bearish Trend 2 days ago
76%
MACD
ODDS (%)
Bearish Trend 2 days ago
71%
Bearish Trend 2 days ago
66%
TrendWeek
ODDS (%)
Bearish Trend 2 days ago
70%
Bullish Trend 2 days ago
76%
TrendMonth
ODDS (%)
Bearish Trend 2 days ago
67%
Bullish Trend 2 days ago
77%
Advances
ODDS (%)
Bullish Trend 21 days ago
83%
Bullish Trend 7 days ago
76%
Declines
ODDS (%)
Bearish Trend 5 days ago
67%
Bearish Trend 5 days ago
72%
BollingerBands
ODDS (%)
Bearish Trend 2 days ago
77%
Bearish Trend 2 days ago
65%
Aroon
ODDS (%)
Bullish Trend 2 days ago
86%
Bearish Trend 2 days ago
73%
COMPARISON
Comparison
Oct 28, 2026
Stock price -- (CIEN: $335.93 vs. EXTR: $22.70)
Brand notoriety: CIEN: Notable vs. EXTR: Not notable
Both companies represent the Telecommunications Equipment industry
Current volume relative to the 65-day Moving Average: CIEN: 100% vs. EXTR: 95%
Market capitalization -- CIEN: $47.64B vs. EXTR: $3B
CIEN [@Telecommunications Equipment] is valued at $47.64B. EXTR’s [@Telecommunications Equipment] market capitalization is $3B. The market cap for tickers in the [@Telecommunications Equipment] industry ranges from $3.88K to $439.13B. The average market capitalization across the [@Telecommunications Equipment] industry is $19.59B.

Long-Term Analysis

It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is overvalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

CIEN’s FA Score shows that 0 FA rating(s) are green while EXTR’s FA Score has 1 green FA rating(s).

  • CIEN’s FA Score: 0 green, 5 red.
  • EXTR’s FA Score: 1 green, 4 red.
According to our system of comparison, CIEN is a better buy in the long-term than EXTR.

Short-Term Analysis

It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.

If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.

CIEN’s TA Score shows that 3 TA indicator(s) are bullish while EXTR’s TA Score has 3 bullish TA indicator(s).

  • CIEN’s TA Score: 3 bullish, 8 bearish.
  • EXTR’s TA Score: 3 bullish, 7 bearish.
According to our system of comparison, EXTR is a better buy in the short-term than CIEN.

Price Growth

CIEN (@Telecommunications Equipment) experienced а -2.40% price change this week, while EXTR (@Telecommunications Equipment) price change was +3.61% for the same time period.

The average weekly price growth across all stocks in the @Telecommunications Equipment industry was +7.12%. For the same industry, the average monthly price growth was -5.70%, and the average quarterly price growth was -11.75%.

Reported Earning Dates

CIEN is expected to report earnings on Dec 10, 2026.

EXTR is expected to report earnings on Oct 28, 2026.

Industries' Descriptions

@Telecommunications Equipment (+7.12% weekly)

The Telecommunications Equipment industry produces voice and data communications equipment, which includes fiber optic delivery products, digital signal processors, high-speed voice, data and video delivery. Additionally, satellite systems, global positioning systems, wireless data systems, personal communications equipment, telephone handsets and payload equipment for satellites also fall into this category. Apple Inc., QUALCOMM Incorporated and Nokia are major global players in this segment.

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CIEN
Daily Signal:
Gain/Loss:
EXTR
Daily Signal:
Gain/Loss:
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CIEN and

Correlation & Price change

A.I.dvisor indicates that over the last year, CIEN has been closely correlated with LITE. These tickers have moved in lockstep 72% of the time. This A.I.-generated data suggests there is a high statistical probability that if CIEN jumps, then LITE could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To CIEN
1D Price
Change %
CIEN100%
+4.89%
LITE - CIEN
72%
Closely correlated
+8.19%
VIAV - CIEN
61%
Loosely correlated
+4.71%
NOK - CIEN
52%
Loosely correlated
+6.14%
AAOI - CIEN
52%
Loosely correlated
+6.56%
LTRX - CIEN
46%
Loosely correlated
+1.39%
More

EXTR and

Correlation & Price change

A.I.dvisor indicates that over the last year, EXTR has been loosely correlated with CSCO. These tickers have moved in lockstep 50% of the time. This A.I.-generated data suggests there is some statistical probability that if EXTR jumps, then CSCO could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To EXTR
1D Price
Change %
EXTR100%
+3.32%
CSCO - EXTR
50%
Loosely correlated
+3.51%
NOK - EXTR
45%
Loosely correlated
+6.14%
HLIT - EXTR
45%
Loosely correlated
+1.49%
NTGR - EXTR
43%
Loosely correlated
+0.62%
ITRN - EXTR
41%
Loosely correlated
+1.80%
More
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