Senior insider sale
VP & General Counsel at MONOLITHIC POWER SYSTEMS INC — senior position signals high conviction
$56.08M
48.67K shares
What this filing means
TSENG SARIA plans to sell 48.67K shares of MONOLITHIC POWER SYSTEMS INC valued at approximately $56.08M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 5/22/2026ACC: 0001950047-26-005012
Officer· VP & General Counsel
Since Aug 2018
48.67K
Shares to sell
$56.08M
Approx. market value
5K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months3
Performance Shares
Not Applicable
1/1/2024
1.79KPerformance Shares
Not Applicable
1/1/2024
1.42KPerformance Shares
Not Applicable
1/1/2024
1.79KTotal acquired5K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
1/1/2024 | Performance Shares Not Applicable | 1.79K | — |
1/1/2024 | Performance Shares Not Applicable | 1.42K | — |
1/1/2024 | Performance Shares Not Applicable | 1.79K | — |
| Total | 5K | ||
Planned & Completed Dispositions5
Completed
—Completed
Units to sell
8.96K
Market value
$11.70M
4/8/2026
—Completed
Units to sell
7.64K
Market value
$8.92M
4/6/2026
—Completed
Units to sell
1.40K
Market value
$1.59M
4/1/2026
—Completed
Units to sell
25.67K
Market value
$25.94M
3/30/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
5K
Market value
$7.93M
5/22/2026
Total
Units
48.67K
Value
$56.08M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
4/8/2026 | 8.96K | $11.70M | — | Completed |
4/6/2026 | 7.64K | $8.92M | — | Completed |
4/1/2026 | 1.40K | $1.59M | — | Completed |
3/30/2026 | 25.67K | $25.94M | — | Completed |
| Planned — Approximate Date | ||||
5/22/2026 | 5K | $7.93M | NASDAQ | Planned |
| Total | 48.67K | $56.08M | ||