SEC Insider Transactions from Zhou Jeff.

Last updated: 2026-03-14 11:47 UTC | Total transactions: 8

Zhou Jeff sold Monolithic Power Systems ($MPWR) shares on the open market three times in the last year, totaling $673,910. His most recent sale occurred on August 27, 2025. These sales rank 5,832nd among 11,678 individual insiders, below the average of $8.59 million per seller and 6.4 transactions. Zhou Jeff made no open market purchases in the period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 3, 2026 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found A Common Stock 189 $0.00 5,800.0000 48,042,000 3.37% 0.00%
Aug. 27, 2025 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found S Common Stock 193 $870.00 5,611.0000 48,835,000 3.33% 0.00%
Aug. 13, 2025 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found S Common Stock 400 $850.00 5,804.0000 48,835,000 6.45% 0.00%
Aug. 12, 2025 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found S Common Stock 200 $830.00 6,204.0000 48,835,000 3.12% 0.00%
Feb. 4, 2025 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found A Common Stock 335 $0.00 6,404.0000 48,835,000 5.52% 0.00%
May 20, 2024 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found S Common Stock 200 $750.00 6,069.0000 48,771,000 3.19% 0.00%
Feb. 12, 2024 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found S Common Stock 200 $750.57 6,269.0000 48,771,000 3.09% 0.00%
Feb. 6, 2024 MONOLITHIC POWER SYSTEMS INC $MPWR Zhou Jeff Not found A Common Stock 348 $0.00 6,469.0000 48,771,000 5.69% 0.00%