MPWR Q3 2026 Revenue $1,202.4 million, Beat Guidance by +$52.4M
MPWR beat prior Q3 2026 Revenue guidance by +$52.4M. Non-GAAP Tax Rate was maintained by 0.0 pts to 15%-15% (midpoint 15%). The company also announced the appointments of Tony Balow as Chief Financial Officer and Robert Dean as Chief Accounting Officer, both effective October 27, 2026. For Q4 2026, revenue is guided in the range of $1,315 million to $1,385 million, implying 13.5% to 19.8% growth at the midpoint versus Q3 2026 actuals.
Guidance comparison
Guidance updates
Forward guidance
Key takeaways
Revenue: Monolithic Power Systems reported Q3 2026 revenue of $1,202.4 million, up 63.1% year over year and 22.6% sequentially, exceeding $1 billion in quarterly revenue for the first time.
Enterprise Data end market drove growth: Enterprise Data revenue of $506.7 million increased 164.6% year over year and 33.2% sequentially, representing 42.1% of total revenue, driven by AI and server power management solutions.
EPS beat guidance: Non-GAAP diluted EPS of $8.19 compared to an implied midpoint of approximately $7.67 based on prior guidance, representing a beat of approximately $0.52 per share.
Board authorized additional $500M repurchase: In October 2026, the Board authorized an additional $500 million for stock repurchases, bringing total current authorization to $1 billion after Q3 2026 repurchases of $453.4 million.
Q4 guidance raised: Q4 2026 revenue guidance of $1,315 million to $1,385 million implies midpoint of $1,350 million, representing 17% growth over Q3 2026 actuals.
Leadership: Tony Balow appointed CFO and Robert Dean appointed CAO, both effective October 27, 2026.
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