MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

EP Wealth Advisors, LLC's Holding History (CIK: 0001540569)

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

Q4 2025

Shares 392 Value ($000) $355 Avg Close $960.73 Range $831.77 - $1121.48

Q2 2025

Shares 516 Value ($000) $378 Avg Close $633.58 Range $436.42 - $750.80

Q1 2025

Shares 499 Value ($000) $289 Avg Close $624.99 Range $550.94 - $718.03

Q4 2024

Shares 474 Value ($000) $280 Avg Close $716.72 Range $541.09 - $944.19

Q3 2024

Shares 491 Value ($000) $454 Avg Close $853.35 Range $721.11 - $948.49

Q2 2022

Shares 1,483 Value ($000) $570 Avg Close $410.37 Range $365.38 - $475.87

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	392	$355	$960.73	$831.77 - $1121.48
Q2 2025	516	$378	$633.58	$436.42 - $750.80
Q1 2025	499	$289	$624.99	$550.94 - $718.03
Q4 2024	474	$280	$716.72	$541.09 - $944.19
Q3 2024	491	$454	$853.35	$721.11 - $948.49
Q2 2022	1,483	$570	$410.37	$365.38 - $475.87