Monolithic Power Systems Inc

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC MPWR

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

318,797

Value ($000)

288,945

Weight

0.1%

2013 Q4 - 2025 Q4 (27 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	288,945	0.1%	318,797	12/31/2025
2025 Q3	11/14/2025	290,850	0.1%	315,922	9/30/2025
2025 Q2	8/14/2025	236,450	0.0%	323,293	6/30/2025
2025 Q1	5/19/2025	170,567	0.0%	294,091	3/31/2025
2024 Q4	2/14/2025	165,469	0.0%	279,650	12/31/2024
2024 Q3	11/14/2024	214,531	0.1%	232,051	9/30/2024
2024 Q2	8/14/2024	194,251	0.1%	236,407	6/30/2024
2024 Q1	5/15/2024	135,124	0.0%	199,469	3/31/2024
2023 Q4	2/14/2024	120,323	0.0%	190,752	12/31/2023
2023 Q3	11/13/2023	85,339	0.0%	184,717	9/30/2023
2023 Q2	8/11/2023	84,688	0.0%	169,193	6/30/2023
2023 Q1	5/15/2023	84,688	0.0%	169,193	3/31/2023
2022 Q4	2/14/2023	62,516	0.0%	176,794	12/31/2022
2022 Q3	11/14/2022	67,220	0.0%	184,976	9/30/2022
2022 Q2	8/12/2022	67,065	0.0%	174,630	6/30/2022
2022 Q1	5/16/2022	73,587	0.0%	151,513	3/31/2022
2021 Q4	2/14/2022	110,035	0.0%	223,045	12/31/2021
2021 Q3	11/15/2021	125,251	0.1%	258,420	9/30/2021
2021 Q2	8/16/2021	55,227	0.0%	147,882	6/30/2021
2021 Q1	5/14/2021	66,188	0.0%	187,391	3/31/2021
2020 Q4	3/1/2021	64,021	0.0%	174,810	12/31/2020
2020 Q3	11/13/2020	30,259	0.0%	108,218	9/30/2020
2020 Q2	8/14/2020	25,265	0.0%	106,605	6/30/2020
2020 Q1	5/15/2020	18,976	0.0%	113,314	3/31/2020
2019 Q4	2/14/2020	28,060	0.0%	157,625	12/31/2019
2014 Q1	5/23/2014	620	0.0%	15,989	3/31/2014
2013 Q4	1/31/2014	437	0.0%	12,600	12/31/2013