What is the 13F Pro Quality Score for AAOI?

13F Pro ranks APPLIED OPTOELECTRONICS, INC. (AAOI) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View AAOI's current score at https://13fpro.ai/research/AAOI (free sign-up required for the full ranking).

Where does 13F Pro source AAOI data?

All APPLIED OPTOELECTRONICS, INC. fundamentals and ownership data come directly from SEC EDGAR. APPLIED OPTOELECTRONICS, INC. files with the SEC under CIK 1158114. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is AAOI in?

APPLIED OPTOELECTRONICS, INC. (AAOI) is classified in the Technology sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/technology.

How often is AAOI research updated on 13F Pro?

AAOI's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

APPLIED OPTOELECTRONICS, INC.(AAOI)Stock Analysis

AI analysis on 2,800+ stocks →Deep AI analysis on 2,800+ stocks →

Technology →Nasdaq

Institutional-grade research for retail investors

SEC EDGAR: CIK 1158114 AAOI stock profile & AI dashboard →

13F Pro Quality Score

40.6/100

Rank #1,928 of 2,879 stocks

View Technology peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

92.8/100

Profitability

27.3/100

Balance Sheet

25.2/100

Earnings Quality

30.0/100

Free Cash Flow

7.4/100

Institutional Flow

59.4/100

Revenue Scale

35.9/100

Dilution Risk

36.9/100

AAOI Stock Analysis & AI Quality Score

AI stock analysis and institutional research for APPLIED OPTOELECTRONICS, INC. (AAOI), a Technology sector company. 13F Pro's AI-powered ranking engine scores AAOI at 40.6/100 on a 32-signal composite quality model, placing it at rank #1,928 of 2,879 stocks — the bottom half of the AI-ranked universe. AAOI scores in the top quartile across revenue growth (92.8). Areas of concern include free cash flow (7.4) and balance sheet strength (25.2), which score below median versus the broader universe. Shareholder dilution risk is elevated at 36.9/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q1 2026), APPLIED OPTOELECTRONICS, INC. reports quarterly revenue of $151.1M, net income of $-14.3M, an operating margin of -8.6%. Top institutional holders of AAOI by reported 13-F value include BlackRock,, VANGUARD CAPITAL MANAGEMENT, OBERWEIS ASSET MANAGEMENT /, based on the most recent SEC filings. AAOI trades on the Nasdaq exchange and files with the SEC under CIK 1158114. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate AAOI daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for APPLIED OPTOELECTRONICS, INC. directly from SEC EDGAR. APPLIED OPTOELECTRONICS, INC.'s 13F Pro composite quality score has ranged between 8 and 72 since 2021, currently 40.6 — an improving long-term trajectory across 56 quarterly and live scoring snapshots.

✦

Fun facts about APPLIED OPTOELECTRONICS, INC.

Quirks, history, and lore behind AAOI — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. semiconductor and photonics company · listed on Nasdaq · headquartered in Texas · serves the broadband and wireless access markets.
2
The Numbers
A small-cap stock with annual revenue in the range of tens of millions of dollars — big swings in demand mean its results can whipsaw dramatically from year to year.
3
The History
Founded in the late 1990s, it was built around the then-booming promise of fiber-optic networking — a bet that proved very early, then very painful, then very right.
4
The Secret
It doesn't just design chips — it vertically integrates, making its own laser and photodetector components in-house, which is unusual for a company its size.
5
The Lore
Its products light up cable TV networks and data centers, and it has been a favorite of momentum traders who love the wild ride of fiber-optic boom-and-bust cycles.
6
The Giveaway
The name literally spells out what it does: it applies optoelectronics — marrying light and electronics — to push data through fiber at blazing speeds.

▶ Think you know your stocks? Play the Daily Ticker

Revenue

Q1 2026

$151.1M

Net Income

Q1 2026

$-14.3M

Free Cash Flow

Q1 2026

$-143.6M

Operating Margin

Q1 2026

-8.6%

ROIC

Q1 2026

-1.2%

D/E Ratio

Q1 2026

0.04

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+109.4% YoY

$455.7MFY 2025

FY19 $190.9MFY20 $234.6MFY23 $217.6MFY25 $455.7M

Net Income

+31.8% YoY

$-38.2MFY 2025

FY19 $-66.0MFY20 $-58.5MFY23 $-56.0MFY25 $-38.2M

Operating Income

-32.1% YoY

$-54.6MFY 2025

FY19 $-48.7MFY20 $-48.8MFY23 $-41.3MFY25 $-54.6M

EPS (Diluted)

+63.4% YoY

$-0.64FY 2025

FY19 $-3.31FY20 $-2.67FY23 $-1.75FY25 $-0.64

Total Assets

+200.2% YoY

$1.17BFY 2025

FY19 $466.8MFY20 $480.8MFY23 $389.2MFY25 $1.17B

Total Debt

+46.5% YoY

$68.0MFY 2025

FY19 $83.3MFY20 $90.4MFY23 $46.4MFY25 $68.0M

Op. Cash Flow

-2099.9% YoY

$-174.4MFY 2025

FY19 $-1.8MFY20 $-44.0MFY23 $-7.9MFY25 $-174.4M

Metric	FY 2025	FY 2023	FY 2020	FY 2019	FY 2018	FY 2017
Revenue	$455.7M +109.4%	$217.6M -7.2%	$234.6M +22.9%	$190.9M -28.6%	$267.5M -30.0%	$382.3M
Net Income	$-38.2M +31.8%	$-56.0M +4.1%	$-58.5M +11.5%	$-66.0M -2977.8%	$-2.1M -102.9%	$74.0M
Operating Income	$-54.6M -32.1%	$-41.3M +15.3%	$-48.8M -0.2%	$-48.7M -352.7%	$-10.8M -112.4%	$87.0M
EPS (Diluted)	$-0.64 +63.4%	$-1.75 +34.5%	$-2.67 +19.3%	$-3.31 -2909.1%	$-0.11 -103.0%	$3.67
Total Assets	$1.17B +200.2%	$389.2M -19.1%	$480.8M +3.0%	$466.8M -0.0%	$466.8M +3.1%	$453.0M
Total Debt	$68.0M +46.5%	$46.4M -48.7%	$90.4M +8.6%	$83.3M -22.5%	$107.5M +114.7%	$50.1M
Operating Cash Flow	$-174.4M -2099.9%	$-7.9M +82.0%	$-44.0M -2409.1%	$-1.8M -112.5%	$14.0M -83.4%	$84.3M

AI Insight: AAOI Financial Trends

Revenue surged 251% from Q2 2024 to Q1 2026, but persistent operating losses and collapsing cash flow mask deteriorating fundamentals.

• Revenue grew from $43M (Q2 2024) to $151M (Q1 2026), a 251% increase over 9 quarters.

• Operating income remained negative throughout period: $-26M (Q2 2024) to $-13M (Q1 2026), showing no path to profitability.

• Operating cash flow deteriorated to $-85M (Q1 2026) from $-2M (Q2 2024), worst quarterly performance in dataset.

⚠ Equity ballooned 495% to $1,106M (Q1 2026) from $186M (Q2 2024); debt decreased to $41M but capital structure appears dilutive.

⚠ Net income deteriorated to $-14M (Q1 2026) from $-2M (Q4 2025), reversing modest improvement trend of prior quarter.

AI Insight: AAOI Ratio Trends

AAOI stabilized around breakeven profitability in Q1 2026, with operating margin holding flat at -8.6% but net margin improving sharply to -9.4% from -1.5% in Q4 2025.

• Operating margin flattened at -8.6% Q4 2025 through Q1 2026, reversing the -15.5% deterioration seen in Q2 2025.

• ROIC improved from -24.4% in Q3 2024 to -4.5% in Q1 2026, a meaningful 1,990 basis point recovery.

• Debt-to-equity ratio compressed to 0.04 in Q1 2026 from 0.28 in Q3 2024, indicating substantial deleveraging.

⚠ Company remains unprofitable across all metrics (OpMargin -8.6%, NPM -9.4%, ROE -5.2%); profitability inflection not yet achieved.

⚠ Q1 2026 NPM deteriorated to -9.4% from -1.5% in Q4 2025, suggesting one-time charges or margin pressure returned.

Get alerted when AAOI's score changes

Free account: watchlist tracking, the daily AI brief, and the AI screener.

Passwordless sign-in · Payments by Stripe · Auth by Clerk

Available Research

13F Pro tracks comprehensive data for APPLIED OPTOELECTRONICS, INC. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of AAOI

BlackRock, Inc.
$608.4M7,192,329 sh
VANGUARD CAPITAL MANAGEMENT LLC
$259.0M3,061,522 sh
OBERWEIS ASSET MANAGEMENT INC/
$198.8M2,349,969 sh
JANE STREET GROUP, LLC
$192.8M2,279,318 sh
D. E. Shaw & Co., Inc.
$179.1M2,117,157 sh
SUSQUEHANNA INTERNATIONAL GROUP, LLP
$177.3M2,096,400 sh
Invesco Ltd.
$170.4M2,014,405 sh
SUSQUEHANNA INTERNATIONAL GROUP, LLP
$164.0M1,938,500 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$152.4M1,801,883 sh
JANE STREET GROUP, LLC
$146.6M1,733,000 sh

Fund	Value	Shares
BlackRock, Inc.	$608.4M	7,192,329
VANGUARD CAPITAL MANAGEMENT LLC	$259.0M	3,061,522
OBERWEIS ASSET MANAGEMENT INC/	$198.8M	2,349,969
JANE STREET GROUP, LLC	$192.8M	2,279,318
D. E. Shaw & Co., Inc.	$179.1M	2,117,157
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$177.3M	2,096,400
Invesco Ltd.	$170.4M	2,014,405
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$164.0M	1,938,500
VANGUARD PORTFOLIO MANAGEMENT LLC	$152.4M	1,801,883
JANE STREET GROUP, LLC	$146.6M	1,733,000

More Technology Companies

View all Technology →

AGILENT TECHNOLOGIES, INC.

AAPL

Apple Inc.

ABNB

Airbnb, Inc.

ACCL

Acco Group Holdings Ltd

ACCS

ACCESS Newswire Inc.

ACFN

ACORN ENERGY, INC.

ACIW

ACI WORLDWIDE, INC.

ACM

AECOM

Put AAOI on your watchlist

Track score changes the day APPLIED OPTOELECTRONICS, INC. files with the SEC, follow the hedge funds that own it, screen 2,800+ AI-scored stocks, and get the daily brief — free.

View Pricing

Free tier includes 13F data, economic indicators, and market overview. Pro starts at $6.67/mo (billed annually).

Passwordless sign-in · Payments by Stripe · Auth by Clerk

Popular Research

AAPL

Apple

MSFT

Microsoft

NVDA

NVIDIA

GOOG

Alphabet

AMZN

Amazon

Is AAOI a good stock to buy?

13F Pro's AI-powered analysis of APPLIED OPTOELECTRONICS, INC. (AAOI) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Technology sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for AAOI are available on the AAOI stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own AAOI?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling AAOI. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of APPLIED OPTOELECTRONICS, INC.'s investment landscape.