MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q2 2023

Shares 36 Value ($000) $19 Avg Close $465.29 Range $375.28 - $542.22

Q1 2023

Shares 36 Value ($000) $18 Avg Close $449.31 Range $331.60 - $518.64

Q4 2022

Shares 36 Value ($000) $13 Avg Close $350.38 Range $294.21 - $405.83

Q2 2021

Shares 15 Value ($000) $5 Avg Close $340.03 Range $291.31 - $382.48

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	36	$19	$465.29	$375.28 - $542.22
Q1 2023	36	$18	$449.31	$331.60 - $518.64
Q4 2022	36	$13	$350.38	$294.21 - $405.83
Q2 2021	15	$5	$340.03	$291.31 - $382.48