DEAN ROBERT W II

PrivateCIK: 1445300
Location

PALO ALTO, CA

DEAN ROBERT W II (Interim CFO) reported 1 transaction at MONOLITHIC POWER SYSTEMS INC

Review the transaction codes below to understand the nature of each event.

InsiderDEAN ROBERT W IICIK 1445300
Officer· Interim CFO
Since Feb 2026
-2.16K
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
1
Total transactions
2.16K disposed
Non-Derivative Transactions1

Common Stock

Direct
J · J

Shares

2.16K

Price / share

Trade value

% of position

26.7%
5/13/2026
8.06K5.90K
Total

Net shares

2.16K

Net value

$0.00

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned65.00
Total
65.00 indirect65.00
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
DEAN ROBERT W II — Insider Transaction (Form 4) Filed May 15, 2026 | Finecho