Monolithic Power Systems Inc

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND MPWR

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

202,864

Value ($000)

183,868

Weight

0.3%

2020 Q2 - 2025 Q4 (21 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	183,868	0.3%	202,864	12/31/2025
2025 Q3	11/13/2025	107,619	0.2%	116,896	9/30/2025
2025 Q2	8/13/2025	92,819	0.2%	126,910	6/30/2025
2025 Q1	5/14/2025	331	0.0%	570	3/31/2025
2024 Q4	2/14/2025	83,977	0.2%	141,925	12/31/2024
2024 Q3	11/13/2024	75,782	0.2%	81,971	9/30/2024
2024 Q2	9/20/2024	90,508	0.3%	110,150	6/30/2024
2024 Q1	5/13/2024	46,514	0.2%	68,663	3/31/2024
2023 Q4	3/21/2024	8,643	0.0%	13,702	12/31/2023
2023 Q3	11/13/2023	4,359	0.0%	9,436	9/30/2023
2023 Q1	5/12/2023	1,059	0.0%	2,116	3/31/2023
2022 Q4	2/13/2023	24,735	0.1%	69,949	12/31/2022
2022 Q3	11/14/2022	5,357	0.0%	14,740	9/30/2022
2022 Q2	8/11/2022	4,950	0.0%	12,889	6/30/2022
2022 Q1	5/12/2022	1,106	0.0%	2,277	3/31/2022
2021 Q4	2/11/2022	9,867	0.0%	20,000	12/31/2021
2021 Q2	8/12/2021	3,012	0.0%	8,064	6/30/2021
2021 Q1	5/13/2021	26	0.0%	73	3/31/2021
2020 Q4	3/1/2021	4,737	0.0%	12,934	12/31/2020
2020 Q3	3/1/2021	1,326	0.0%	4,743	9/30/2020
2020 Q2	3/1/2021	2,499	0.0%	10,543	6/30/2020