MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

&PARTNERS's Holding History (CIK: 0000107136)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 4,341 Value ($000) $3,936 Avg Close $960.73 Range $831.77 - $1121.48

Q3 2025

Shares 5,182 Value ($000) $4,776 Avg Close $808.07 Range $684.50 - $934.81

Q2 2025

Shares 4,831 Value ($000) $3,542 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 3,439 Value ($000) $1,999 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 3,026 Value ($000) $1,872 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 2,061 Value ($000) $1,905 Avg Close $853.35 Range $721.11 - $948.49

Q2 2024

Shares 642 Value ($000) $528 Avg Close $712.18 Range $577.26 - $845.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,341	$3,936	$960.73	$831.77 - $1121.48
Q3 2025	5,182	$4,776	$808.07	$684.50 - $934.81
Q2 2025	4,831	$3,542	$633.58	$436.42 - $750.80
Q1 2025	3,439	$1,999	$624.99	$550.94 - $718.03
Q4 2024	3,026	$1,872	$716.72	$541.09 - $944.19
Q3 2024	2,061	$1,905	$853.35	$721.11 - $948.49
Q2 2024	642	$528	$712.18	$577.26 - $845.04