Monolithic Power Systems, Inc.

Company facts

Industry

Semiconductors & Related Devices

Headquarters

West Palm Beach, Florida

Most recent report

10-Q, filed Aug 5, 2026

Incorporated

Delaware

Filings on record

1,002+ filings

On EDGAR

CIK 1280452

Fiscal year ends

December

Filer status

Large accelerated filer

What to read: Jun 2026 10-Q

SECSift found 4 of 13 sections worth reading, with 4 positive, 9 notable, and 3 negative flags.

• Financial Statements (Item 1)

  Full financial statements with strong revenue and profit growth, multiple flags on cash, concentration, commitments.
  Positive

  • Board authorized additional $500M buyback in July 2026, doubling prior $500M program.
  Notable

  • 2026 Executive PSUs could cost up to $208.2M if maximum goals achieved.

• Management's Discussion (Item 2)

  Full MD&A with detailed Q2 2026 results, segment performance, and capital changes.
  Positive

  • Q2 2026 revenue up 47.6% to $980.6 million from $664.6 million.
  • Enterprise data (+164.3%), Communications (+78.3%), Automotive (+8.2%), Industrial (+17.3%) all grew.
  • Gross margin stable at 55.2%, up from 55.1% year-over-year.
  Notable

  • 94% of Q2 2026 revenue came from direct customers in Asia, high geographic concentration.
  • Storage and computing grew only 2.3% to $199.8 million, a slowdown from prior year.
  • Repatriated $140 million from foreign subsidiaries with minimal tax impact during H1 2026.
  • Total purchase commitments of $571 million, with $542 million due within a year.
  • Board increased buyback authorization by $500 million in July 2026, bringing total available to $989.3M.
  Negative

  • Company acknowledges need to remediate a material weakness in internal controls.
  • Consumer end market declined 4.8% to $56.8 million, continuing downward trend.

• Controls and Procedures (Item 4)

  Material weakness persists, controls not effective as of Q2 2026.
  Notable

  • Management expects remediation by end of FY2026 but states no assurance; controls still not operating effectively.
  Negative

  • Disclosure controls ineffective as of Q2 2026 due to unremediated material weakness in deferred tax accounting (from FY2025).

• Legal Proceedings (Item 1)

  Securities class action and derivative suits filed; company-specific risks.
  Notable

  • Securities class action filed Feb 2025 alleging misstatements; seeks unspecified damages.
  • Three derivative suits; one new in June 2026, all stayed pending securities action.

What changed: Jun 2026 vs. Mar 2026

About 10% of MPWR's Jun 2026 10-Q is new information. 24 paragraphs were added, 104 changed, and 12 removed. Below are the most important lines SECSift identified.

• Item 1 35
• Item 2 34
• Item 5 7
• Item 4 3
• Item 3 1
• Item 6 1