DIOD is the ticker symbol for DIODES INC /DEL/, a publicly traded Technology sector company listed on Nasdaq. 13F Pro tracks DIOD with AI-powered analysis, an AI quality score, SEC EDGAR financials, insider transactions, and institutional 13F holdings — all sourced directly from public SEC filings.

Is DIOD a good stock to buy?

13F Pro's AI ranking engine scores DIOD at 56.9/100, ranked #1,121 of 2,925 stocks on a composite quality score built from its SEC filings, covering profitability, growth, balance sheet strength, and free cash flow. The full AI verdict and bull/bear case for DIOD is available at https://13fpro.ai/company/DIOD. Not investment advice — review the underlying SEC filings before making any trade.

Where does 13F Pro source DIOD data?

All DIODES INC /DEL/ fundamentals and ownership data come directly from SEC EDGAR. DIODES INC /DEL/ files with the SEC under CIK 29002. 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.

DIODES INC /DEL/ DIOD

NasdaqMid CapTechnology

13F Pro quality score

Rank #1,121 of 2,925TOP 50%

Why it scores 57 Technology peers →

Rankings refresh quarterly once 80% of peers have filed. Next update: ~Nov 14, 2026.

Revenue

$445.53M

Quarter to Jun 30

Net income

$46.65M

Quarter to Jun 30

Free cash flow

$34.85M

Quarter to Jun 30

Operating margin

7.5%

Quarter to Jun 30

Top Institutional Holders

as of Q2 2026

$5.00B total

BlackRock, Inc.

$803.92M+2.0%

FMR LLC

$479.36M-23.0%

VANGUARD PORTFOLIO MANAGEMENT LLC

$409.56M+2.8%

STATE STREET CORP

$285.10M+14.2%

DIMENSIONAL FUND ADVISORS LP

$240.80M-9.7%

VANGUARD CAPITAL MANAGEMENT LLC

$218.27M+0.6%

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

$184.15M+281.1%

GEODE CAPITAL MANAGEMENT, LLC

$180.36M+14.7%

MORGAN STANLEY

$114.44M-37.2%

PRICE T ROWE ASSOCIATES INC /MD/

$106.83M+1738.5%

EARNEST PARTNERS LLC

$105.57M-3.7%

Invesco Ltd.

$97.32M+7.3%

AMERICAN CENTURY COMPANIES INC

$88.31M+578.3%

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$79.77M-5.6%

Global Alpha Capital Management Ltd.

$63.37M-30.9%

NORTHERN TRUST CORP

$62.88M+6.0%

VICTORY CAPITAL MANAGEMENT INC

$55.55M-35.9%

NOMURA ASSET MANAGEMENT INTERNATIONAL INC.

$52.62M-17.4%

BESSEMER GROUP INC

$50.42M+3.6%

FULLER & THALER ASSET MANAGEMENT, INC.

$48.56M+3.6%

OBERWEIS ASSET MANAGEMENT INC/

$45.28M+84.5%

Bank of New York Mellon Corp

$41.42M+33.2%

PANAGORA ASSET MANAGEMENT INC

$39.22M+111.5%

Boston Partners

$38.60M+4.3%

Artemis Investment Management LLP

$38.45MNew

See all 400 institutional holders →

What's Driving DIOD's Business? Latest 10-Q Breakdown

27/27 datapoints verified

AI-extracted from the 10-Q filed 2026-08-05 — Q2 FY2026 (quarter ended June 30, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.

Diodes' Q2 FY2026 net sales rose 21.7% YoY to $445.5M on strong AI server-related computing demand, with gross margin expanding to 33.1% from 31.5%.

Biggest Revenue Drivers

Asia$350.9M

Europe$55.1M

Biggest Revenue Drivers

Total revenue: $445.5M+21.7% YoY

Asia$350.9M

Europe$55.1M

Americas$39.5M

Largest Expense Items

Cost of goods sold$298.0M+18.8% YoY

Higher net sales, with volume up 24.8% partially offset by a 2.5% decrease in weighted-average sales price

Selling, general, and administrative$69.8M+$10.3M YoY

Increase in salaries and wages of $8.6M and freight and duty expense of $1.7M

Research and development$40.7Mflat YoY

R&D expense was flat versus the prior-year quarter

Margins: Gross margin expanded to 33.1% from 31.5% a year ago, up 160 basis points, which the filing attributes to cost and operating initiatives from the prior semiconductor slowdown now producing measurable benefits to margin and net income.

Watch Items from the Filing

Two distributor customers each exceeded 10% of net sales in the quarter: Customer 1 at $45.6M and Customer 2 at $54.7M, together roughly a quarter of net sales.
China alone accounted for $219.1M of shipment-destination net sales in the quarter, up from $164.4M a year ago, underscoring heavy geographic concentration.
$20.0 million of the quarter's $58.0M pre-tax income came from unrealized, non-cash mark-to-market gains on investments, versus $29.6M a year ago.
On July 10, 2026 the company signed a Merger Agreement to acquire ElevATE Semiconductor for a $250.0M base price plus up to $50.0M in earnouts, subject to regulatory approval and expected to close in H2 2026.
Weighted-average sales price fell 2.5% YoY even as volume rose 24.8%, indicating revenue growth is being driven by units amid ongoing pricing pressure.

AI-extracted and verified against SEC EDGAR filing text. Not investment advice.

Read the full 10-Q on SEC EDGAR →

Key Metrics

Revenue

Q2 2026

EDGAR

Net Income

Q2 2026

EDGAR

EPS (Diluted)

Q2 2026

EDGAR

Operating Margin

Q2 2026

EDGAR

ROIC

Q2 2026

EDGAR

Free Cash Flow

Q2 2026

EDGAR

Debt/Equity

Q2 2026

EDGAR

Financial Trends

Revenue & Net Income

13fpro.ai/company/DIOD

Earnings Per Share

13fpro.ai/company/DIOD

Loading ratio trend…

DIODES INC /DEL/ reported revenue, net income and margins by fiscal period, from SEC filings.
Period	Form	Revenue	Net income	Op. marginOperating margin
FY 2025	10-K	$1.5B	$66.1M	2.4%
FY 2024	10-K	$1.3B	$44.0M	3.9%
FY 2023	10-K	$1.7B	$227.2M	15.1%
FY 2022	10-K	$2.0B	$331.3M	20.4%
FY 2021	10-K	$1.8B	$228.8M	15.3%
FY 2020	10-K	$1.2B	$98.1M	10.9%

About DIODES INC /DEL/ (DIOD): stock profile, AI score and financials

DIODES INC /DEL/ (DIOD) stock profile, AI quality score, and SEC EDGAR financial data, a Technology sector company. 13F Pro's AI-powered ranking engine scores DIOD at 56.9/100 on a composite quality score built from its SEC filings, placing it at rank #1,121 of 2,925 stocks — the top half of the AI-ranked universe. DIOD scores in the top quartile across earnings quality (78.7). Areas of concern include institutional flow (38.5), which score below median versus the broader universe. Shareholder dilution risk is elevated at 41.6/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), DIODES INC /DEL/ reports quarterly revenue of $445.5M, net income of $46.6M, an operating margin of 7.5%. Top institutional holders of DIOD by reported 13-F value include BlackRock, FMR, VANGUARD PORTFOLIO MANAGEMENT, based on the most recent SEC filings. DIOD trades on the Nasdaq exchange and files with the SEC under CIK 29002. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate DIOD 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 DIODES INC /DEL/ directly from SEC EDGAR.

Financials through the period ended Jun 30, 2026SEC EDGAR: CIK 29002 →

DIODES INC /DEL/ DIOD

Top Institutional Holders

What's Driving DIOD's Business? Latest 10-Q Breakdown

Biggest Revenue Drivers

Biggest Revenue Drivers

Largest Expense Items

Watch Items from the Filing

Key Metrics

Financial Trends

Revenue & Net Income

Earnings Per Share

DIOD key financials by period

DIOD insiders

Congress trading in DIOD

About DIODES INC /DEL/ (DIOD): stock profile, AI score and financials

DIODES INC /DEL/ DIOD

Top Institutional Holders

What's Driving DIOD's Business? Latest 10-Q Breakdown

Biggest Revenue Drivers

Key Metrics

Financial Trends

Revenue & Net Income

Earnings Per Share

DIOD key financials by period

Companies similar to DIOD

DIOD insiders

Congress trading in DIOD

About DIODES INC /DEL/ (DIOD): stock profile, AI score and financials