Monolithic Power Systems Names Tony Balow CFO and Reports Q3 2026 Results

Executive Summary

On October 29, 2026, Monolithic Power Systems, Inc. (NASDAQ: MPWR) filed a Current Report on Form 8-K reporting material leadership changes under Item 5.02 and furnishing Q3 2026 financial results under Item 2.02.

Key Developments

1. Executive Appointments (Item 5.02)

Effective October 27, 2026, the Board of Directors approved two major leadership roles:

• Tony Balow, VP & Chief Financial Officer:
  • Age 56, previously served as Vice President of Finance at MPS from September 2023 to October 2026.
  • Prior to joining MPS, spent 23 years in various senior roles at Intel Corporation.
  • Holds BS and MS degrees in Aerospace, Aeronautical and Astronautical Engineering from the University of Illinois Urbana-Champaign and an MBA from the University of Arizona.
• Robert Dean, VP & Chief Accounting Officer:
  • Age 61, served as Interim Chief Financial Officer from February 2026 to October 2026, and as Corporate Controller from June 2016 to February 2026.
  • Prior senior finance/accounting experience includes Netflix, Varian, and Applied Materials.
  • Holds a BS in Accounting from San Jose State University and an MBA from Santa Clara University.

Neither officer has familial relationships or material Item 404(a) related-party transactions, and both entered into standard indemnification agreements.

2. Q3 2026 Financial Highlights (Item 2.02 & Exhibit 99.1)

• Revenue: $1,202.4 million, representing an increase of 22.6% QoQ (vs. $980.6 million in Q2 2026) and 63.1% YoY (vs. $737.2 million in Q3 2025).
• GAAP Margins & EPS:
  • Gross Margin: 55.4% (up 20 bps QoQ, up 30 bps YoY)
  • Operating Margin: 29.7%
  • Diluted EPS: $5.51 (vs. $3.74 in Q3 2025, +47.3% YoY)
• Non-GAAP Margins & EPS:
  • Non-GAAP Gross Margin: 55.7%
  • Non-GAAP Operating Margin: 38.6%
  • Non-GAAP Diluted EPS: $8.19 (+73.2% YoY)
• End-Market Drivers:
  • Enterprise Data: $506.7 million (42.1% of revenue), jumping 164.6% YoY and 33.2% QoQ.
  • Communications: $187.4 million, surging 134.7% YoY and 42.5% QoQ.
  • Automotive: $180.7 million, up 19.2% YoY and 15.0% QoQ.