Senior insider sale
CFO at MONOLITHIC POWER SYSTEMS INC — senior position signals high conviction
$40.16M
33.73K shares
What this filing means
BLEGEN THEODORE plans to sell 33.73K shares of MONOLITHIC POWER SYSTEMS INC valued at approximately $40.16M. 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: 5/1/2026ACC: 0001950047-26-003889
Officer· CFO
Since Aug 2018
33.73K
Shares to sell
$40.16M
Approx. market value
3K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months1
Performance Shares
Not Applicable
1/1/2024
3KTotal acquired3K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
1/1/2024 | Performance Shares Not Applicable | 3K | — |
| Total | 3K | ||
Planned & Completed Dispositions5
Completed
—Completed
Units to sell
3K
Market value
$3.34M
4/1/2026
—Completed
Units to sell
3K
Market value
$3.35M
3/2/2026
—Completed
Units to sell
21.73K
Market value
$25.44M
2/6/2026
—Completed
Units to sell
3K
Market value
$3.39M
2/2/2026
Planned — Approximate Date
NASDAQPlanned
Units to sell
3K
Market value
$4.64M
5/1/2026
Total
Units
33.73K
Value
$40.16M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
4/1/2026 | 3K | $3.34M | — | Completed |
3/2/2026 | 3K | $3.35M | — | Completed |
2/6/2026 | 21.73K | $25.44M | — | Completed |
2/2/2026 | 3K | $3.39M | — | Completed |
| Planned — Approximate Date | ||||
5/1/2026 | 3K | $4.64M | NASDAQ | Planned |
| Total | 33.73K | $40.16M | ||