SCIAMMAS MAURICE (Sr. V.P.of Sales and Marketing) sold 29.3% of their position (380.00 shares) of MONOLITHIC POWER SYSTEMS INC on the open market
Open‑market sale worth $601.8K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 5/6/2026ACC: 0001214659-26-005668
Officer· Sr. V.P.of Sales and Marketing
Since Aug 2018
-380.00
Net shares
Net seller
$601.8K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
380.00 disposed
Non-Derivative Transactions1
Common Stock
Indirect
Shares
−380.00
Price / share
$1.58K
Trade value
$601.85K
% of position
29.3%
5/5/2026
1.30K→919.00
Total
Net shares
−380.00
Net value
-$601.85K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 5/5/2026 | S · Sale | −380.00 | $1.58K | $601.85K | 29.3% | 1.30K | 919.00 |
| Total | −380.00 | -$601.85K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)11
Common Stock
DirectShares owned178.64K
Common Stock
IndirectShares owned5K
Common Stock
IndirectShares owned49.46K
Common Stock
IndirectShares owned1.70K
Common Stock
IndirectShares owned26.66K
Common Stock
IndirectShares owned1.70K
Common Stock
IndirectShares owned2K
Common Stock
IndirectShares owned4.01K
Common Stock
IndirectShares owned1.70K
Common Stock
IndirectShares owned1K
Common Stock
IndirectShares owned1.21K
Total
178.64K direct·94.44K indirect273.08K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 178.64K | Direct |
| Common Stock | 5K | Indirect |
| Common Stock | 49.46K | Indirect |
| Common Stock | 1.70K | Indirect |
| Common Stock | 26.66K | Indirect |
| Common Stock | 1.70K | Indirect |
| Common Stock | 2K | Indirect |
| Common Stock | 4.01K | Indirect |
| Common Stock | 1.70K | Indirect |
| Common Stock | 1K | Indirect |
| Common Stock | 1.21K | Indirect |
| Total | 273.08K | 178.64K direct·94.44K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported