HM Payson & Co
- SEC CIK
- 0000928052
- Latest filing
- Jul 17, 2026
MPWR holding history
Monolithic Power Systems, Inc. in every 13F filed by HM Payson & Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MPWR overviewAll 13F holders of MPWRFull Q2 2026 holdings
- Shares (Q2 2026)
- 3
- Value
- $4.15K
- % of portfolio
- <0.1%
- Quarters held
- 17
- Since Q1 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 3 | $4.15K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2026 | 3 | $3.28K | <0.1% | 00.0% | Unchanged | Holders |
| Q4 2025 | 3 | $2.72K | <0.1% | +3 | New | Holders |
| Q2 2025 | 0 | $0 | 0.0% | −10−100.0% | Sold out | Holders |
| Q1 2025 | 10 | $5.80K | <0.1% | 00.0% | Unchanged | Holders |
| Q4 2024 | 10 | $5.92K | <0.1% | −24−70.6% | Reduced | Holders |
| Q3 2024 | 34 | $31.4K | <0.1% | +10+41.7% | Added | Holders |
| Q2 2024 | 24 | $19.7K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2024 | 24 | $16.3K | <0.1% | 00.0% | Unchanged | Holders |
| Q4 2023 | 24 | $15.1K | <0.1% | 00.0% | Unchanged | Holders |
| Q3 2023 | 24 | $11.1K | <0.1% | 00.0% | Unchanged | Holders |
| Q2 2023 | 24 | $13.0K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2023 | 24 | $12.0K | <0.1% | +24 | New | Holders |
| Q2 2022 | 0 | $0 | 0.0% | −42−100.0% | Sold out | Holders |
| Q1 2022 | 42 | $20.0K | <0.1% | 00.0% | Unchanged | Holders |
| Q4 2021 | 42 | $21.0K | <0.1% | 00.0% | Unchanged | Holders |
| Q3 2021 | 42 | $20.0K | <0.1% | 00.0% | Unchanged | Holders |
| Q2 2021 | 42 | $16.0K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2021 | 42 | $15.0K | <0.1% | – | – | Holders |
Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.