AAOI
Price
$37.17
Change
-$3.83 (-9.34%)
Updated
Dec 26 closing price
Capitalization
2.54B
53 days until earnings call
Intraday BUY SELL Signals
EXTR
Price
$16.88
Change
+$0.09 (+0.54%)
Updated
Dec 26 closing price
Capitalization
2.26B
38 days until earnings call
Intraday BUY SELL Signals
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AAOI vs EXTR

Header iconAAOI vs EXTR Comparison
Open Charts AAOI vs EXTRBanner chart's image
Applied Optoelectronics
Price$37.17
Change-$3.83 (-9.34%)
Volume$3.83M
Capitalization2.54B
Extreme Networks
Price$16.88
Change+$0.09 (+0.54%)
Volume$560.99K
Capitalization2.26B
AAOI vs EXTR Comparison Chart in %
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VS
AAOI vs. EXTR commentary
Dec 28, 2025

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 AAOI is a Hold and EXTR is a Buy.

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COMPARISON
Comparison
Dec 28, 2025
Stock price -- (AAOI: $37.17 vs. EXTR: $16.88)
Brand notoriety: AAOI and EXTR are both not notable
Both companies represent the Telecommunications Equipment industry
Current volume relative to the 65-day Moving Average: AAOI: 70% vs. EXTR: 36%
Market capitalization -- AAOI: $2.54B vs. EXTR: $2.26B
AAOI [@Telecommunications Equipment] is valued at $2.54B. EXTR’s [@Telecommunications Equipment] market capitalization is $2.26B. The market cap for tickers in the [@Telecommunications Equipment] industry ranges from $308.82B to $0. The average market capitalization across the [@Telecommunications Equipment] industry is $9.74B.

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 undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

AAOI’s FA Score shows that 1 FA rating(s) are green whileEXTR’s FA Score has 0 green FA rating(s).

  • AAOI’s FA Score: 1 green, 4 red.
  • EXTR’s FA Score: 0 green, 5 red.
According to our system of comparison, AAOI 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.

AAOI’s TA Score shows that 6 TA indicator(s) are bullish while EXTR’s TA Score has 3 bullish TA indicator(s).

  • AAOI’s TA Score: 6 bullish, 4 bearish.
  • EXTR’s TA Score: 3 bullish, 4 bearish.
According to our system of comparison, AAOI is a better buy in the short-term than EXTR.

Price Growth

AAOI (@Telecommunications Equipment) experienced а +18.68% price change this week, while EXTR (@Telecommunications Equipment) price change was +0.18% for the same time period.

The average weekly price growth across all stocks in the @Telecommunications Equipment industry was +0.76%. For the same industry, the average monthly price growth was +2.28%, and the average quarterly price growth was +38.77%.

Reported Earning Dates

AAOI is expected to report earnings on Feb 19, 2026.

EXTR is expected to report earnings on Feb 04, 2026.

Industries' Descriptions

@Telecommunications Equipment (+0.76% 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.

SUMMARIES
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FUNDAMENTALS
Fundamentals
AAOI($2.54B) has a higher market cap than EXTR($2.26B). AAOI (0.841) and EXTR (0.836) have similar YTD gains . EXTR has higher annual earnings (EBITDA): 55.8M vs. AAOI (-126.64M). EXTR has more cash in the bank: 209M vs. AAOI (137M). AAOI (235M) and EXTR (242M) have identical debt. EXTR has higher revenues than AAOI: EXTR (1.18B) vs AAOI (422M).
AAOIEXTRAAOI / EXTR
Capitalization2.54B2.26B112%
EBITDA-126.64M55.8M-227%
Gain YTD0.8410.836101%
P/E RatioN/A281.33-
Revenue422M1.18B36%
Total Cash137M209M66%
Total Debt235M242M97%
FUNDAMENTALS RATINGS
AAOI vs EXTR: Fundamental Ratings
AAOI
EXTR
OUTLOOK RATING
1..100
4636
VALUATION
overvalued / fair valued / undervalued
1..100
66
Overvalued
94
Overvalued
PROFIT vs RISK RATING
1..100
5166
SMR RATING
1..100
9750
PRICE GROWTH RATING
1..100
3876
P/E GROWTH RATING
1..100
556
SEASONALITY SCORE
1..100
n/a50

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.

AAOI's Valuation (66) in the Telecommunications Equipment industry is in the same range as EXTR (94) in the Computer Communications industry. This means that AAOI’s stock grew similarly to EXTR’s over the last 12 months.

AAOI's Profit vs Risk Rating (51) in the Telecommunications Equipment industry is in the same range as EXTR (66) in the Computer Communications industry. This means that AAOI’s stock grew similarly to EXTR’s over the last 12 months.

EXTR's SMR Rating (50) in the Computer Communications industry is somewhat better than the same rating for AAOI (97) in the Telecommunications Equipment industry. This means that EXTR’s stock grew somewhat faster than AAOI’s over the last 12 months.

AAOI's Price Growth Rating (38) in the Telecommunications Equipment industry is somewhat better than the same rating for EXTR (76) in the Computer Communications industry. This means that AAOI’s stock grew somewhat faster than EXTR’s over the last 12 months.

AAOI's P/E Growth Rating (5) in the Telecommunications Equipment industry is somewhat better than the same rating for EXTR (56) in the Computer Communications industry. This means that AAOI’s stock grew somewhat faster than EXTR’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
AAOIEXTR
RSI
ODDS (%)
Bearish Trend 3 days ago
85%
N/A
Stochastic
ODDS (%)
Bearish Trend 3 days ago
90%
Bullish Trend 3 days ago
75%
Momentum
ODDS (%)
Bullish Trend 3 days ago
82%
Bearish Trend 3 days ago
80%
MACD
ODDS (%)
Bullish Trend 3 days ago
76%
Bullish Trend 3 days ago
77%
TrendWeek
ODDS (%)
Bullish Trend 3 days ago
82%
Bullish Trend 3 days ago
75%
TrendMonth
ODDS (%)
Bullish Trend 3 days ago
85%
Bearish Trend 3 days ago
76%
Advances
ODDS (%)
Bullish Trend 5 days ago
84%
Bullish Trend 3 days ago
77%
Declines
ODDS (%)
Bearish Trend 12 days ago
88%
Bearish Trend 12 days ago
73%
BollingerBands
ODDS (%)
Bearish Trend 3 days ago
83%
Bearish Trend 3 days ago
64%
Aroon
ODDS (%)
Bullish Trend 3 days ago
88%
Bearish Trend 3 days ago
85%
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AAOI
Daily Signal:
Gain/Loss:
EXTR
Daily Signal:
Gain/Loss:
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AAOI and

Correlation & Price change

A.I.dvisor indicates that over the last year, AAOI has been loosely correlated with CIEN. These tickers have moved in lockstep 61% of the time. This A.I.-generated data suggests there is some statistical probability that if AAOI jumps, then CIEN could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To AAOI
1D Price
Change %
AAOI100%
-9.34%
CIEN - AAOI
61%
Loosely correlated
+0.58%
LITE - AAOI
60%
Loosely correlated
-1.30%
HPE - AAOI
55%
Loosely correlated
+0.20%
BDC - AAOI
52%
Loosely correlated
-0.08%
EXTR - AAOI
50%
Loosely correlated
+0.54%
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 65% 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%
+0.54%
CSCO - EXTR
65%
Loosely correlated
+0.18%
BDC - EXTR
59%
Loosely correlated
-0.08%
ZBRA - EXTR
58%
Loosely correlated
+0.15%
HPE - EXTR
56%
Loosely correlated
+0.20%
NTGR - EXTR
55%
Loosely correlated
+0.41%
More