DIOD insider trading

NasdaqGS Technology

DIODES INC /DEL/ — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades
1,401
Last 90 days
14
Buys / sells
0% / 53%
Market cap
$3.31B

About DIODES INC /DEL/

Diodes Incorporated, together with its subsidiaries, provides semiconductor products in Asia, the Americas, and Europe. The company offers MOSFET and SiC MOSFET discrete semiconductor products; data line protection, power line protection, thyrister, USB Type-C protection, and transient voltage suppressor protection devices; Schottky diodes, small signal switching diodes, Zener diodes, and SiC diodes; and bridges, super barrier rectifiers, Schottky rectifiers, Schottky bridge rectifiers, and fast and ultra-fast rectifiers. It also provides avalanche transistors, gate driver transistors, and pre-bias transistors; power management devices, such as AC-DC and DC-DC converters, digital isolators and isolated gate drivers, USB power switches, low dropout, photocoupler, and linear voltage regulators; standard linear devices, such as operational amplifiers and comparators, current monitors, voltage references, and reset generators; LED lighting drivers; audio amplifiers; and sensor products, including Hall-effect sensors and motor drivers. In addition, the company offers mixed-signal products comprising high speed mux/demux, digital switches, interface, redrivers, universal level shifters/voltage translators, clock ICs, and packet switches; low-voltage complementary metal-oxide-semiconductor (CMOS) and CMOS devices, as well as ultra-low power CMOS logic and analog switches; and multichip products, co-packaged discrete, analog, and mixed-signal silicon in miniature packages. Further, it provides silicon and silicon epitaxial wafers; frequency control products; and contact image sensors. The company serves industrial, automotive, computing, consumer, and communications end-markets through direct sales, marketing personnel, independent sales representatives, and distributors. Diodes Incorporated was incorporated in 1959 and is headquartered in Plano, Texas.

Company website: www.diodes.com

DIOD insider activity at a glance

FilingIQ has scored 1,401 insider transactions for DIOD since Mar 12, 2015. The most recent filing in our index is dated May 13, 2026.

Across the full history, 2 open-market purchases and 736 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on DIOD insider trades is 60.1/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

Latest DIOD Form 4 filings

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for DIOD?
FilingIQ tracks 1,401 Form 4 insider transactions for DIOD (DIODES INC /DEL/), covering filings from Mar 12, 2015 onwards. 14 of those were filed in the last 90 days.
Are DIOD insiders net buyers or net sellers?
Across the full Form 4 history for DIOD, 2 transactions (0%) were open-market purchases and 736 (53%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does DIOD insider data come from?
Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is DIOD in?
DIODES INC /DEL/ (DIOD) is classified in the Technology sector, specifically Semiconductors, with a current market capitalisation of $3.31B.

Methodology & sources

Every DIOD insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.