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Applied Optoelectronics, Inc. (AAOI)

Applied Optoelectronics, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Applied Optoelectronics, Inc. (AAOI) is a Semiconductors company based in US with a market capitalization of $12.4B. Revenue grew 82.8% year-over-year and free cash flow was negative at -$353.6M. This page tracks AAOI's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 3.31K employees · IPO Sep 26, 2013

Valuation

Valuation & price

$203.57 · as of May 15, 2026 · -8.8% vs 52w high

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P/E ratio

Latest-FY diluted EPS

16.87

P/B ratio

Market cap ÷ book equity

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Dividend yield

Price — last 12 months

$204$112$19.49Jul 25Dec 25Jul 26Jul 7, 25$26.44Jul 9, 25$27.92Jul 11, 25$28.40Jul 15, 25$29.24Jul 17, 25$29.42Jul 21, 25$28.23Jul 23, 25$26.31Jul 25, 25$27.13Jul 29, 25$24.11Jul 31, 25$22.87Aug 4, 25$22.19Aug 6, 25$23.23Aug 11, 25$20.86Aug 13, 25$23.02Aug 15, 25$22.37Aug 19, 25$22.77Aug 21, 25$23.70Aug 25, 25$24.34Aug 27, 25$24.05Aug 29, 25$24.20Sep 3, 25$23.02Sep 5, 25$23.99Sep 9, 25$23.72Sep 11, 25$26.85Sep 16, 25$28.93Sep 18, 25$29.04Sep 22, 25$30.54Sep 24, 25$26.69Sep 26, 25$25.77Sep 30, 25$25.93Oct 2, 25$27.98Oct 6, 25$33.79Oct 8, 25$32.22Oct 10, 25$27.15Oct 14, 25$28.48Oct 16, 25$31.14Oct 21, 25$33.40Oct 23, 25$31.40Oct 27, 25$37.22Oct 29, 25$35.48Oct 31, 25$35.56Nov 4, 25$29.50Nov 6, 25$29.10Nov 10, 25$25.42Nov 12, 25$23.94Nov 14, 25$21.47Nov 18, 25$20.89Nov 20, 25$19.49Nov 25, 25$22.73Nov 28, 25$26.78Dec 2, 25$26.02Dec 4, 25$26.24Dec 8, 25$27.84Dec 10, 25$34.98Dec 12, 25$32.06Dec 16, 25$28.96Dec 18, 25$29.25Dec 22, 25$39.10Dec 24, 25$41.00Dec 29, 25$36.75Jan 2, 26$39.60Jan 6, 26$38.61Jan 8, 26$33.01Jan 12, 26$33.72Jan 14, 26$34.47Jan 16, 26$37.04Jan 21, 26$38.38Jan 23, 26$35.72Jan 27, 26$37.39Jan 29, 26$39.57Feb 2, 26$44.16Feb 4, 26$39.90Feb 9, 26$47.91Feb 11, 26$48.40Feb 13, 26$44.46Feb 18, 26$43.44Feb 20, 26$51.68Feb 24, 26$56.27Feb 26, 26$53.69Mar 2, 26$102.51Mar 4, 26$99.71Mar 6, 26$95.58Mar 10, 26$120.49Mar 12, 26$106.19Mar 17, 26$86.33Mar 19, 26$101.92Mar 23, 26$95.76Mar 25, 26$114.41Mar 27, 26$98.21Mar 31, 26$84.59Apr 2, 26$103.91Apr 7, 26$117.64Apr 9, 26$133.30Apr 13, 26$153.19Apr 15, 26$142.55Apr 17, 26$159.42Apr 22, 26$149.42Apr 24, 26$162.17Apr 28, 26$137.26Apr 30, 26$164.36May 4, 26$172.98May 6, 26$178.54May 8, 26$148.94May 12, 26$188.28May 14, 26$203.57May 18, 26$173.26May 20, 26$165.26May 22, 26$181.49May 28, 26$169.02Jun 1, 26$185.67Jun 3, 26$184.07Jun 5, 26$177.00Jun 9, 26$162.88Jun 11, 26$172.78Jun 15, 26$191.55Jun 17, 26$167.34Jun 22, 26$171.23Jun 24, 26$146.97Jun 26, 26$135.69Jul 2, 26$120.95
$19.4952-week range$223.10
Loading valuation history…

Fundamentals

Key fundamentals

$12.4B

Market cap

82.8%

Revenue growth (YoY)

30.0%

Gross margin

-$353.6M

Free cash flow (USD)

-$48.7M

Net debt

Net cash position

44.9%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Technology

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$260.7MFY 2017$382.3MFY 2018$267.5MFY 2019$190.9MFY 2020$234.6MFY 2021$211.6MFY 2022$222.8MFY 2023$217.6MFY 2024$249.4MFY 2025$455.7M
$260.7M$455.7M

Free cash flow by year

2016 → 2025

FY 2016$7.1MFY 2017$13.9MFY 2018$-63.2MFY 2019$-33.9MFY 2020$-63.6MFY 2021$-22.3MFY 2022$-18.3MFY 2023$-17.6MFY 2024$-112.9MFY 2025$-353.6M
$7.1M-$353.6M

Gross margin by year

2021 → 2025

FY 202117.8%FY 202215.1%FY 202327.1%FY 202424.8%FY 202530.0%
17.8%30.0%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

0

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 7, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventDesign-Build AgreementJul 1, 2026Filing
  • 8-K eventFinancing Credit Line AgreementJun 16, 2026Filing
  • 8-K eventEquity Incentive Plan AdoptedJun 5, 2026Filing
  • 8-K eventEquity Distribution AgreementMay 14, 2026Filing
  • 8-K eventLease Agreement ExecutedMay 13, 2026Filing
  • 8-K eventAccounting Firm ChangeMay 8, 2026Filing
  • 8-K eventEarnings ReleaseMay 7, 2026Filing
  • Quarterly report10-Q FiledMay 7, 2026Filing
  • 8-K eventProperty Acquisition AgreementApr 13, 2026Filing

Questions

Frequently asked questions

What is Applied Optoelectronics, Inc.'s market cap?

Applied Optoelectronics, Inc. (AAOI) has a market capitalization of $12.4B.

What is AAOI's P/E ratio?

A meaningful P/E ratio is not available for AAOI — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.

What is AAOI's price-to-book (P/B) ratio?

AAOI trades at 16.87 times book value per share.

Are insiders buying AAOI stock?

SEC Form 4 filings show no open-market insider buys at Applied Optoelectronics, Inc. in the last 90 days (0 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.