Sg Americas Securities, LLC / MPWR
Sg Americas Securities, LLC’s Monolithic Pwr Sys Inc Position
Does Sg Americas Securities, LLC own Monolithic Pwr Sys Inc (MPWR)? Yes — 181.8K shares worth $199M (+0.21% of its 13F portfolio) as of Q1 2026, down from 262.2K shares the prior filed quarter.
Position Value
$199M
Q1 2026
Shares
181.8K
% of Portfolio
+0.21%
Quarters Held
30
currently held
Position History MPWR
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q1 2026 | 181.8K | $199M | +0.21% |
| Q4 2025 | 262.2K | $238M | +0.30% |
| Q3 2025 | 338 | $311,000 | 0.00% |
| Q2 2025 | 21.7K | $16M | +0.07% |
| Q1 2025 | 25.7K | $15M | +0.05% |
| Q4 2024 | 275 | $163,000 | 0.00% |
| Q3 2024 | 16.0K | $15M | +0.05% |
| Q2 2024 | 7.4K | $6M | +0.04% |
| Q1 2024 | 93.1K | $63M | +0.30% |
| Q4 2023 | 8.8K | $6M | +0.05% |
| Q3 2023 | 2.1K | $963,000 | +0.01% |
| Q2 2023 | 10.9K | $6M | +0.04% |
| Q1 2023 | 736 | $368,000 | 0.00% |
| Q4 2022 | 754 | $267,000 | 0.00% |
| Q3 2022 | 2.4K | $876,000 | +0.01% |
| Q2 2022 | 3.7K | $1M | +0.02% |
| Q1 2022 | 2.1K | $1M | +0.01% |
| Q4 2021 | 3.5K | $2M | +0.01% |
| Q3 2021 | 4.9K | $2M | +0.01% |
| Q2 2021 | 3.5K | $1M | +0.01% |
| Q1 2021 | 6.1K | $2M | +0.01% |
| Q4 2020 | 10.3K | $4M | +0.02% |
| Q3 2020 | 1.3K | $363,000 | 0.00% |
| Q2 2020 | 3.5K | $825,000 | +0.01% |
| Q1 2020 | 8.1K | $1M | +0.01% |
| Q4 2019 | 8.8K | $2M | +0.01% |
| Q3 2019 | 5.7K | $880,000 | +0.01% |
| Q2 2019 | 2.7K | $373,000 | 0.00% |
| Q1 2019 | 3.2K | $428,000 | 0.00% |
| Q4 2018 | 3.6K | $421,000 | 0.00% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Sg Americas Securities, LLC’s full portfolio or all institutional holders of MPWR.