HSING MICHAEL

PrivateCIK: 1308676
Location

SAN JOSE, CA

HSING MICHAEL (CEO) sold 3.6% of their position (33K shares) of MONOLITHIC POWER SYSTEMS, INC. on the open market

Open‑market sale worth $38.67M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 12 sales
InsiderHSING MICHAELCIK 1308676
→
DirectorOfficer· CEO
Since Jul 2018
-33K
Net shares
Net seller
$38.67M
Total sold
12
Open market trades
0B · 12S
12
Total transactions
33K disposed
Non-Derivative Transactions12

Common Stock

Direct
S · Sale

Shares

−12.73K

Price / share

$1.16K

Trade value

$14.71M

% of position

1.4%
2/12/2026
921.23K→908.50K

Common Stock

Direct
S · Sale

Shares

−4.99K

Price / share

$1.16K

Trade value

$5.79M

% of position

0.5%
2/12/2026
908.50K→903.51K

Common Stock

Direct
S · Sale

Shares

−4K

Price / share

$1.16K

Trade value

$4.66M

% of position

0.4%
2/12/2026
903.51K→899.51K

Common Stock

Direct
S · Sale

Shares

−2.08K

Price / share

$1.17K

Trade value

$2.43M

% of position

0.2%
2/12/2026
899.51K→897.43K

Common Stock

Direct
S · Sale

Shares

−200.00

Price / share

$1.17K

Trade value

$234.68K

% of position

0.0%
2/12/2026
897.43K→897.23K

Common Stock

Direct
S · Sale

Shares

−480.00

Price / share

$1.18K

Trade value

$566.78K

% of position

0.1%
2/12/2026
897.23K→896.75K

Common Stock

Direct
S · Sale

Shares

−160.00

Price / share

$1.19K

Trade value

$190.12K

% of position

0.0%
2/12/2026
896.75K→896.59K

Common Stock

Direct
S · Sale

Shares

−600.00

Price / share

$1.19K

Trade value

$716.60K

% of position

0.1%
2/12/2026
896.59K→895.99K

Common Stock

Direct
S · Sale

Shares

−1.44K

Price / share

$1.20K

Trade value

$1.73M

% of position

0.2%
2/12/2026
895.99K→894.55K

Common Stock

Direct
S · Sale

Shares

−3.64K

Price / share

$1.21K

Trade value

$4.39M

% of position

0.4%
2/12/2026
894.55K→890.91K

Common Stock

Direct
S · Sale

Shares

−1.24K

Price / share

$1.21K

Trade value

$1.50M

% of position

0.1%
2/12/2026
890.91K→889.67K

Common Stock

Direct
S · Sale

Shares

−1.44K

Price / share

$1.22K

Trade value

$1.75M

% of position

0.2%
2/12/2026
889.67K→888.23K
Total

Net shares

−33K

Net value

-$38.67M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect
Shares owned133.04K

Common Stock

Indirect
Shares owned12.82K
Total
145.87K indirect145.87K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported