Applied Optoelectronics, Inc. (AAOI) Stock Analysis
Technology · Communication Equipment · NasdaqGM
Applied Optoelectronics, Inc. (AAOI) posted $455.71M in revenue for fiscal 2025 (up 82.8% year over year), with a net loss of $38.23M, and has compounded revenue about 14.2%/yr over five years, per its SEC filings.
Data last refreshed August 2, 2026 from SEC filings · how we compute this
The analyst's take on Applied Optoelectronics, Inc.
Applied Optoelectronics, Inc. has grown revenue from $260.71M to $455.71M over the last 10 fiscal years, compounding about 14.2% a year. The most recent year was up 82.8%, so growth is actually accelerating.
Net margin sits at -8.4%, up 66.5 points year over year on a 30% gross margin. It carries about $197.17M of total debt.
The one thing worth a second look in the filings is receivables growing faster than sales.
Synthesised from Applied Optoelectronics, Inc.'s SEC filings — descriptive, not advice. Ask the analyst your own question →
Applied Optoelectronics, Inc. revenue & earnings — last 10 fiscal years
| Metric | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $260.71M | $382.33M | $267.46M | $190.87M | $234.62M | $211.56M | $222.82M | $217.65M | $249.37M | $455.71M |
| Gross profit | $86.95M | $166.28M | $87.77M | $46.20M | $50.54M | $37.72M | $33.63M | $58.92M | $61.80M | $136.91M |
| Net income | $31.23M | $73.95M | $-2.15M | $-66.05M | $-58.45M | $-54.16M | $-66.40M | $-56.05M | $-186.73M | $-38.23M |
| Net margin | 12.0% | 19.3% | -0.8% | -34.6% | -24.9% | -25.6% | -29.8% | -25.8% | -74.9% | -8.4% |
Source: Applied Optoelectronics, Inc. SEC filings (10-K). 15 years of history available in the interactive view.
Applied Optoelectronics, Inc.: 5 potential red flags in the filings
Patterns in the filed statements worth a second look — computed and cited, not AI guesswork, and not a signal to sell. The kind of thing that hides in a 10-K.
- Receivables growing faster than salesAccounts receivable rose 109.2% while revenue rose 82.8% in the latest year — a gap that can signal looser credit terms or pulled-forward sales. Worth checking days-sales-outstanding.
- Inventory building faster than salesInventory rose 107.8% versus revenue 82.8% — possible overproduction or softening demand.
- Share count rising (dilution)Shares outstanding grew 174.5% over 4 years (27.3M → 75M) — existing holders' stakes are being diluted.
- Debt with negative operating cash flowCarries $264.5M of debt while last year's operating cash flow was negative ($-174.4M).
- Currently unprofitableThe latest fiscal year was a net loss (net margin -8.4%).
Explore 15 years of Applied Optoelectronics, Inc. financials — interactive
Full income statement, balance sheet and cash flow with CAGR and trend on every row, 48 quarters, valuation ratios, plain-English health checks, and Ask — our SEC-grounded research assistant.
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Applied Optoelectronics, Inc. financial history by metric
About Applied Optoelectronics, Inc.
Applied Optoelectronics, Inc. engages in the design, manufacture, and sale of fiber-optic networking products in the United States, Taiwan, and China. The company offers optical modules, optical filters, lasers, laser components, subassemblies, transmitters and transceivers, turn-key equipment, headend, node, and distribution equipment, as well as amplifiers. It sells its products to internet data center operators, cable television, telecom equipment manufacturers, fiber-to-the-home, and internet service providers through its direct and indirect sales channels. Applied Optoelectronics, Inc. was incorporated in 1997 and is headquartered in Sugar Land, Texas.
Applied Optoelectronics, Inc. — frequently asked questions
What is Applied Optoelectronics, Inc.'s revenue?
Applied Optoelectronics, Inc. (AAOI) reported revenue of $455.71M for fiscal year 2025, up 82.8% from the prior year, according to its SEC filings.
Is Applied Optoelectronics, Inc. profitable?
No — AAOI reported a net loss of $-38.23M in fiscal 2025.
What is AAOI's P/E ratio?
Applied Optoelectronics, Inc. trades at a price-to-earnings ratio of about 0.0 based on the latest data in our nightly-refreshed cache.
How fast is Applied Optoelectronics, Inc. growing?
AAOI's revenue grew at roughly 14.2% per year over the last five fiscal years (compound annual growth rate), computed from SEC-filed statements.
How much debt does Applied Optoelectronics, Inc. have?
As of fiscal year 2025, AAOI carried roughly $197.17M in total debt (short- plus long-term borrowings), per its filed balance sheet.
What is Applied Optoelectronics, Inc.'s gross margin?
AAOI's gross margin was 30.0% in fiscal 2025 — gross profit of $136.91M on revenue of $455.71M.
What is Applied Optoelectronics, Inc.'s market cap?
Applied Optoelectronics, Inc. (AAOI) has a market capitalization of about $13.39B, based on the latest data in our nightly-refreshed cache.
When does Applied Optoelectronics, Inc.'s fiscal year end?
AAOI's fiscal year ends in December. Its most recent annual filing covers the fiscal year ending 2025-12-31.
Where does this data come from?
All figures are computed from Applied Optoelectronics, Inc.'s official SEC filings (10-K and 10-Q), covering 15 years of history, refreshed nightly. stockportfolio.pro does not provide investment advice.