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Monolithic Power Systems EVP Transfers 2,000 Shares to Family Trust

Low SignificanceSeptember 2, 2026 at 5:38:32 PM EDT

MONOLITHIC POWER SYSTEMS, INC.

$MPWR4CIK: 0001280452

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Filing Summary

📋 Monolithic Power Systems, Inc. ($MPWR) Insider: Tseng Saria (EVP & General Counsel) Transaction: Transfer/Gift of 2,000 shares ($0 value) Date: 2026-08-31 Direct Shares Remaining: 142,218 Note: Shares transferred from direct holdings to C&T Family Irrevocable Trust.

Comprehensive Analysis

Insider Transaction Analysis: Monolithic Power Systems, Inc. ($MPWR)

Executive Summary

On August 31, 2026, Saria Tseng, Executive Vice President and General Counsel of Monolithic Power Systems, Inc., executed a non-market transfer of 2,000 shares of Common Stock to an irrevocable family trust for estate planning purposes.

Transaction Details

  • Security: Common Stock
  • Transaction Code: G (Gift / Non-Sale Transfer)
  • Shares Transacted: 2,000 shares
  • Transaction Price: $0.00
  • Transfer Nature: Direct holdings transferred to the C&T Family Irrevocable Trust, where Ms. Tseng serves as a trustee.
  • Direct Ownership Post-Transaction: 142,218 shares
  • Indirect Ownership Post-Transaction:
    • 2,000 shares (C&T Family Trust)
    • 1,000 shares (C&T Discovery Foundation)

Market Significance

  • Trading Significance: Low
  • This was a routine, non-economic transfer for trust/estate planning with no change in aggregate beneficial control and zero market impact.
Topics:#MPWR#MonolithicPower#InsiderTrading#Form4#Semiconductors

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