Monolithic Power Systems, Inc.

Historical 13F Holders

Symbol
MPWR
CUSIP
609839105
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 609839105 since 12/18/2024, newest first.

Filer % of Class Filed
Invesco Ltd. 13G 5.2% 7/15/2026
Event 12/31/2025
FMR LLC 13G/A Amendment 3
10.5% 7/8/2026
Event 6/30/2026
Vanguard Capital Management LLC 13G 7.3% 4/30/2026
Event 3/31/2026
Vanguard Portfolio Management LLC 13G 5.1% 4/29/2026
Event 3/31/2026
Vanguard Group Inc 13G/A Amendment 15 0% 3/27/2026
Event 3/13/2026
FMR LLC 13G/A Amendment 2
8.3% 2/5/2026
Event 12/31/2025
BlackRock, Inc. 13G/A Amendment 4 10.2% 1/8/2026
Event 12/31/2025
Vanguard Group Inc 13G/A Amendment 14 12.4% 7/29/2025
Event 6/30/2025
BlackRock, Inc. 13G/A Amendment 3 9.8% 4/17/2025
Event 3/31/2025

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 115 351 k $459 M
2026 Q2 1,306 144 M $65.7 B
2026 Q1 1,178 47.3 M $51.6 B
2025 Q4 1,118 51.6 M $44.9 B
2025 Q3 1,041 70.6 M $43.9 B
2025 Q2 964 47.6 M $34.8 B
2025 Q1 915 46.9 M $27.2 B
2024 Q4 917 46.6 M $27.6 B
2024 Q3 924 47.5 M $43.7 B
2024 Q2 882 48.7 M $40.0 B
2024 Q1 856 48.2 M $32.6 B
2023 Q4 775 47.6 M $30.0 B
2023 Q3 697 46.2 M $21.4 B
2023 Q2 684 47.0 M $25.4 B
2023 Q1 702 47.9 M $23.6 B
2022 Q4 636 49.1 M $17.3 B
2022 Q3 664 46.0 M $16.7 B
2022 Q2 653 43.8 M $16.8 B
2022 Q1 644 44.3 M $21.4 B
2021 Q4 653 43.8 M $21.6 B
2021 Q3 608 43.6 M $21.1 B
2021 Q2 561 43.2 M $16.1 B
2021 Q1 557 42.8 M $15.1 B
2020 Q4 534 42.8 M $15.7 B
2020 Q3 452 42.5 M $11.9 B
2020 Q2 423 43.0 M $10.2 B
2020 Q1 370 43.4 M $7.27 B
2019 Q4 371 42.5 M $7.58 B
2019 Q3 369 42.5 M $6.61 B
2019 Q2 379 42.6 M $5.79 B
2019 Q1 367 41.8 M $5.66 B
2018 Q4 358 43.0 M $5.00 B
2018 Q3 381 41.5 M $5.19 B
2018 Q2 360 40.1 M $5.35 B
2018 Q1 343 39.2 M $4.54 B
2017 Q4 335 38.5 M $4.32 B
2017 Q3 306 39.4 M $4.19 B
2017 Q2 297 38.9 M $3.75 B
2017 Q1 301 38.5 M $3.54 B
2016 Q4 280 39.5 M $3.24 B
2016 Q3 253 39.6 M $3.18 B
2016 Q2 223 39.7 M $2.70 B
2016 Q1 206 39.2 M $2.49 B
2015 Q4 203 38.9 M $2.48 B
2015 Q3 185 38.4 M $1.97 B
2015 Q2 185 37.3 M $1.89 B
2015 Q1 184 36.5 M $1.92 B
2014 Q4 184 37.2 M $1.85 B
2014 Q3 187 37.2 M $1.64 B
2014 Q2 173 38.3 M $1.62 B
2014 Q1 152 37.7 M $1.46 B