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, a 32-signal 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 52.1/100, ranked #1,487 of 2,961 stocks based on 32 fundamental signals including 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)— Stock Profile, AI Score & Financials

Technology · Nasdaq · AI-powered stock analysis, 32-signal quality score, SEC EDGAR financials, and institutional holdings. Updated 2026-06-30.

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 52.1/100 on a 32-signal composite quality model, placing it at rank #1,487 of 2,961 stocks — the bottom half of the AI-ranked universe. DIOD scores in the top quartile across earnings quality (78.5). Areas of concern include institutional flow (38.0), which score below median versus the broader universe. Shareholder dilution risk is elevated at 42.7/100, 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.

AI Quality Score

52.1/100

AI Rank

#1,487

Revenue

$445.5M

Net Income

$46.6M

Free Cash Flow

$34.8M

Operating Margin

7.5%

DIOD key financials by period

DIODES INC /DEL/ reported revenue, net income and margins by fiscal period, from SEC filings.
Period	Form	Revenue	Net income	Operating 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%

Institutions holding DIOD

Institutional investors reporting a position in DIODES INC /DEL/ on SEC Form 13F.
Institution	Shares	Value	Reported
BlackRock	7,345,758	$803.9M	2026-06-30
FMR	4,380,124	$479.4M	2026-06-30
VANGUARD PORTFOLIO MANAGEMENT	3,742,338	$409.6M	2026-06-30
STATE STREET	2,605,247	$285.1M	2026-06-30
DIMENSIONAL FUND ADVISORS	2,200,506	$240.8M	2026-06-30
VANGUARD CAPITAL MANAGEMENT	1,994,456	$218.3M	2026-06-30
WILLIAM BLAIR INVESTMENT MANAGEMENT	1,682,686	$184.2M	2026-06-30
GEODE CAPITAL MANAGEMENT	1,647,832	$180.4M	2026-06-30
MORGAN STANLEY	1,045,681	$114.4M	2026-06-30
PRICE T ROWE ASSOCIATES	976,111	$106.8M	2026-06-30

SEC EDGAR: CIK 29002 →

DIODES INC /DEL/

DIOD

NasdaqMid CapTechnology

13F Pro Quality Score

52.1/100

Rank #1,487 of 2,961 stocks

View Technology peers →

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

Revenue Growth

41.2/100

Profitability

53.8/100

Balance Sheet

63.1/100

Earnings Quality

78.5/100

Free Cash Flow

52.8/100

Institutional Flow

38.0/100

Revenue Scale

59.6/100

Dilution Risk

42.7/100

Price Chart

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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 →