Monolithic Power Systems (NASDAQ: MPWR) is a semiconductor company that designs and sells power management integrated circuits. Revenue comes from selling proprietary ICs on a transactional basis to electronics manufacturers across a range of end markets. The company filed its 10-K for fiscal year ended December 31, 2025 on February 26, 2026, noting a restatement of previously issued financial statements for fiscal year ended December 31, 2024 and related quarterly periods. The filing was made with the SEC under accession number 000143774926006113. Shares trade on the Nasdaq Global Select Market under the ticker MPWR. The 2026 filing includes an explanatory note disclosing that the Audit Committee, after consultation with senior management and independent auditors, determined that previously issued audited consolidated financial statements required restatement.

Revenue model

Transactional product sales of semiconductor integrated circuits to electronics manufacturers.

Products and services

Power management integrated circuits (ICs).

Value-chain role

Fabless or integrated semiconductor designer and seller supplying power management ICs to electronics manufacturers.

Source: SEC 10-K, filed 2026-02-27

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