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 Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 609839105 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 10.2% 1/8/2026
Event 12/31/2025
FMR LLC 13G/A
9.1% 11/5/2026
Event 9/30/2026
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
Under 5%, checked the "5 percent or less" box, or amended by a later filing (2)
Invesco Ltd. 13G/A 4.8% 11/10/2026
Event 9/30/2026
Vanguard Group Inc 13G/A 0% 3/27/2026
Event 3/13/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 766 12.7 M $17.0B
2026 Q2 1,261 47.6 M $65.6B
2026 Q1 1,139 47.3 M $51.6B
2025 Q4 1,075 51.4 M $44.7B
2025 Q3 991 69.5 M $43.0B
2025 Q2 919 47.3 M $34.6B
2025 Q1 876 46.7 M $27.1B
2024 Q4 874 46.5 M $27.6B
2024 Q3 892 46.5 M $42.8B
2024 Q2 845 46.9 M $38.6B
2024 Q1 816 46.0 M $31.2B
2023 Q4 741 45.4 M $28.6B
2023 Q3 660 46.0 M $21.2B
2023 Q2 657 46.7 M $25.2B
2023 Q1 673 47.3 M $23.3B
2022 Q4 614 46.9 M $16.5B
2022 Q3 637 45.7 M $16.6B
2022 Q2 632 43.7 M $16.8B
2022 Q1 617 44.0 M $21.3B
2021 Q4 629 43.6 M $21.5B
2021 Q3 583 43.5 M $21.1B
2021 Q2 541 43.1 M $16.1B
2021 Q1 533 42.7 M $15.1B
2020 Q4 511 42.5 M $15.6B
2020 Q3 437 42.5 M $11.9B
2020 Q2 402 42.9 M $10.2B
2020 Q1 351 42.6 M $7.13B
2019 Q4 356 42.0 M $7.48B
2019 Q3 354 42.4 M $6.60B
2019 Q2 350 42.1 M $5.71B
2019 Q1 350 41.8 M $5.66B
2018 Q4 342 42.5 M $4.94B
2018 Q3 356 40.7 M $5.10B
2018 Q2 346 40.1 M $5.35B
2018 Q1 329 39.0 M $4.51B
2017 Q4 322 38.5 M $4.32B
2017 Q3 298 39.4 M $4.19B
2017 Q2 286 38.9 M $3.75B
2017 Q1 291 38.3 M $3.53B
2016 Q4 266 39.3 M $3.22B
2016 Q3 243 39.6 M $3.18B
2016 Q2 215 39.7 M $2.70B
2016 Q1 200 39.2 M $2.49B
2015 Q4 195 38.6 M $2.46B
2015 Q3 181 38.4 M $1.97B
2015 Q2 182 37.2 M $1.89B
2015 Q1 179 36.5 M $1.92B
2014 Q4 175 36.9 M $1.83B
2014 Q3 176 37.2 M $1.64B
2014 Q2 159 37.2 M $1.58B
2014 Q1 148 37.7 M $1.46B