Joel Greenblatt's MPWR Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 19,610 shares of Monolithic Power Systems, Inc. (MPWR) worth $18.05 M, representing 0.08% of the portfolio. First purchased in 2014-Q1, this long-term strategic position has been held for 31 quarters.
Based on 13F filings, Joel Greenblatt has maintained a strategic position in MPWR, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2014, adding 13,182 shares. Largest reduction occurred in Q2 2014, reducing 19,486 shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Monolithic Power Systems (MPWR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Monolithic Power Systems (MPWR) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2014 | +19,486 | New Buy | 19,486 | $38.75 |
| Q2 2014 | -19,486 | Sold Out | 0 | $0.00 |
| Q3 2014 | +13,182 | New Buy | 13,182 | $44.08 |
| Q4 2014 | -13,182 | Sold Out | 0 | $0.00 |
| Q2 2016 | +4,856 | New Buy | 4,856 | $68.37 |
| Q3 2016 | -4,856 | Sold Out | 0 | $0.00 |
| Q4 2018 | +2,190 | New Buy | 2,190 | $116.44 |
| Q1 2019 | +606 | Add 27.67% | 2,796 | $135.55 |
| Q2 2019 | -2,796 | Sold Out | 0 | $0.00 |
| Q2 2020 | +10,518 | New Buy | 10,518 | $237.02 |
| Q3 2020 | -4,032 | Reduce 38.33% | 6,486 | $279.68 |
| Q4 2020 | -4,420 | Reduce 68.15% | 2,066 | $366.41 |
| Q1 2021 | -572 | Reduce 27.69% | 1,494 | $353.41 |
| Q2 2021 | -846 | Reduce 56.63% | 648 | $373.46 |
| Q3 2021 | +2,061 | Add 318.06% | 2,709 | $484.68 |
| Q4 2021 | +2,592 | Add 95.68% | 5,301 | $493.30 |
| Q1 2022 | -2,736 | Reduce 51.61% | 2,565 | $485.77 |
| Q2 2022 | +2,022 | Add 78.83% | 4,587 | $384.13 |
| Q3 2022 | +8,424 | Add 183.65% | 13,011 | $363.38 |
| Q4 2022 | -6,378 | Reduce 49.02% | 6,633 | $353.61 |
| Q1 2023 | +469 | Add 7.07% | 7,102 | $500.54 |
| Q2 2023 | +63 | Add 0.89% | 7,165 | $540.23 |
| Q3 2023 | +6,376 | Add 88.99% | 13,541 | $462.00 |
| Q4 2023 | -3,851 | Reduce 28.44% | 9,690 | $630.78 |
| Q1 2024 | +8,296 | Add 85.61% | 17,986 | $677.42 |
| Q2 2024 | -2,147 | Reduce 11.94% | 15,839 | $821.68 |
| Q3 2024 | +2,665 | Add 16.83% | 18,504 | $924.50 |
| Q4 2024 | -3,122 | Reduce 16.87% | 15,382 | $591.70 |
| Q1 2025 | +978 | Add 6.36% | 16,360 | $579.98 |
| Q2 2025 | +3,775 | Add 23.07% | 20,135 | $731.38 |
| Q3 2025 | -525 | Reduce 2.61% | 19,610 | $920.64 |
Joel Greenblatt's Monolithic Power Systems Investment FAQs
Joel Greenblatt first purchased Monolithic Power Systems, Inc. (MPWR) in Q1 2014, acquiring 19,486 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Monolithic Power Systems, Inc. (MPWR) for 31 quarters since Q1 2014.
Joel Greenblatt's largest addition to Monolithic Power Systems, Inc. (MPWR) was in Q1 2014, adding 19,486 shares worth $755,000.
According to the latest 13F filing for Q3 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 19,610 shares of Monolithic Power Systems, Inc. (MPWR), valued at approximately $18.05 M.
As of the Q3 2025 filing, Monolithic Power Systems, Inc. (MPWR) represents approximately 0.08% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Monolithic Power Systems, Inc. (MPWR) was 20,135 shares, as reported at the end of Q2 2025.