MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

Washington Trust Advisors, Inc.'s Holding History (CIK: 0001900099)

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

Q3 2023

Shares 61 Value ($000) $28 Avg Close $501.94 Range $430.22 - $584.79

Q2 2023

Shares 63 Value ($000) $34 Avg Close $465.29 Range $375.28 - $542.22

Q3 2022

Shares 95 Value ($000) $35 Avg Close $432.95 Range $338.72 - $526.93

Q2 2022

Shares 95 Value ($000) $36 Avg Close $410.37 Range $365.38 - $475.87

Q1 2022

Shares 109 Value ($000) $53 Avg Close $422.77 Range $340.68 - $499.27

Q4 2021

Shares 139 Value ($000) $69 Avg Close $500.08 Range $444.81 - $561.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	61	$28	$501.94	$430.22 - $584.79
Q2 2023	63	$34	$465.29	$375.28 - $542.22
Q3 2022	95	$35	$432.95	$338.72 - $526.93
Q2 2022	95	$36	$410.37	$365.38 - $475.87
Q1 2022	109	$53	$422.77	$340.68 - $499.27
Q4 2021	139	$69	$500.08	$444.81 - $561.94