Lee Ainslie's MPWR Position Overview
Lee Ainslie (via Maverick Capital LTD) currently holds 593 shares of Monolithic Power Systems, Inc. (MPWR) worth $819,739, representing 0.01% of the portfolio. First purchased in 2019-Q3, this medium-term investment has been held for 12 quarters.
Based on 13F filings, Lee Ainslie has maintained a strategic position in MPWR, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2020, adding 11,736 shares. Largest reduction occurred in Q2 2020, reducing 16,201 shares.
Analysis based on 13F filings available since 2013 Q2
Lee Ainslie's Monolithic Power Systems (MPWR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Monolithic Power Systems (MPWR) Trades by Lee Ainslie
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | +593 | New Buy | 593 | $1382.36 |
| Q1 2024 | -588 | Sold Out | 0 | $0.00 |
| Q4 2023 | +588 | New Buy | 588 | $630.78 |
| Q1 2023 | -2,444 | Sold Out | 0 | $0.00 |
| Q4 2022 | +1,784 | Add 270.30% | 2,444 | $353.61 |
| Q3 2022 | +660 | New Buy | 660 | $363.64 |
| Q4 2020 | -3,605 | Sold Out | 0 | $0.00 |
| Q3 2020 | -1,868 | Reduce 34.13% | 3,605 | $279.61 |
| Q2 2020 | -16,201 | Reduce 74.75% | 5,473 | $236.98 |
| Q1 2020 | +11,736 | Add 118.09% | 21,674 | $167.48 |
| Q4 2019 | +2,487 | Add 33.38% | 9,938 | $178.00 |
| Q3 2019 | +7,451 | New Buy | 7,451 | $155.68 |
Lee Ainslie's Monolithic Power Systems Investment FAQs
Lee Ainslie first purchased Monolithic Power Systems, Inc. (MPWR) in Q3 2019, acquiring 7,451 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Lee Ainslie has held Monolithic Power Systems, Inc. (MPWR) for 12 quarters since Q3 2019.
Lee Ainslie's largest addition to Monolithic Power Systems, Inc. (MPWR) was in Q1 2020, adding 21,674 shares worth $3.63 M.
According to the latest 13F filing for Q2 2026, Lee Ainslie's firm, Maverick Capital LTD, owns 593 shares of Monolithic Power Systems, Inc. (MPWR), valued at approximately $819,739.
As of the Q2 2026 filing, Monolithic Power Systems, Inc. (MPWR) represents approximately 0.01% of Lee Ainslie's publicly disclosed stock portfolio, making it one of their key holdings.
Lee Ainslie's peak holding in Monolithic Power Systems, Inc. (MPWR) was 21,674 shares, as reported at the end of Q1 2020.