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Applied Optoelectronics

US · AAOI #1486 by market cap Listed 1970
122.54 -7.62 -5.85%
Live - 5344 symbols - heartbeat 432s ago · 2026-10-08 08:30
Pre-market 116.91 -4.59%
After-hours 122.40 -0.11%
Overnight 118.40 -3.38%
Market cap
10.40B
P/E (TTM)
-159.14
P/B
6.24
EPS
-0.64
Reader sentiment Are you bullish or bearish on AAOI?

Anonymous reader poll. Unscientific, not investment advice.

Valuation each multiple against its own 5-year range

P/B ratio 6.47 Expensive vs history 87th percentile
5-year average 3.27 · #33 of 43 in Communication Equipment
P/E ratio -165.14 Cheap vs history 7th percentile
5-year average -28.23 · forward 67.12
P/S ratio 18.12 Expensive vs history 93rd percentile
5-year average 4.58 · forward 5.90 · #42 of 45 in Communication Equipment

Vs. peers Communication Equipment

Company Market cap P/E (TTM) P/B Div yield
Applied Optoelectronics (AAOI) 10.40B -159.14 6.24 0.00%
Cisco (CSCO) 462.82B 35.25 9.20 1.41%
Lumentum (LITE) 100.64B -11.95 21.67 0.00%
Hewlett Packard Enterprise (HPE) 95.70B 37.16 3.61 0.77%
Motorola Solutions (MSI) 74.20B 35.33 27.77 1.05%
Ciena (CIEN) 63.31B 99.88 20.71 0.00%

Other StockVane-tracked companies in the same industry.

Morningstar

★★☆☆☆ Fair value79.91 Economic moatNone UncertaintyVery High

Trading 34.8% above Morningstar's fair value estimate.

Fair value

Applied Optoelectronics Inc receives a 2-star quantitative star rating, indicating our belief that this share class is a somewhat unattractive choice, and investors should look elsewhere for more fruitful opportunities. The stock currently trades at a 52% premium over our quantitative fair value estimate of $79.91 per share; however, this estimate should be taken with a pinch of salt due to its very high uncertainty rating.

The company's valuation metrics undermine our fair value estimate. A company's valuation metrics provide insights into the market's expectations for its future growth and profitability. Reflecting the firm's valuation is its enterprise value to EBITDA ratio, which ranks in the top 1% globally. This suggests that the value of its enterprise value, or the value of its shares and debt, is a high multiple of the generated EBITDA. We believe this is a sign that shares could be expensive.

The firm's lack of profitability is an additional cause for concern. Companies with low profitability are often less resilient in recessions and are likely to generate weaker future cash flows for shareholders. The firm's earnings yield of -0.1%, a core component of profitability, falls in the bottom 30% globally. The earnings generated by the company relative to its share price is concerning, which further promotes our unfavorable price/fair value ratio.

In addition to the aforementioned drivers, our model considers momentum as part of its comprehensive analysis. This share class has outperformed the broader universe over the past year. This outperformance may signify a bull trap, in light of other detractors from our model.

Economic moat

With its quantitative economic moat rating of none, this business is unlikely to consistently outearn its cost of capital without structural protection from competition. Additionally, the firm's moderate financial health score suggests it is acceptably positioned against adverse economic circumstances.

By Quantitative Equity Report

Quote time 2026-10-08 08:30:15 · For reference only, not investment advice and not tailored to your situation.