MONOLITHIC PWR SYS INC

Ticker: MPWR CUSIP: 609839105 Class: COM

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

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

Q4 2025

Shares 9 Value ($000) $10 Avg Close $960.73 Range $831.77 - $1121.48

Q4 2021

Shares 5 Value ($000) $2 Avg Close $500.08 Range $444.81 - $561.94

Q3 2021

Shares 5 Value ($000) $2 Avg Close $440.15 Range $351.70 - $504.81

Q2 2021

Shares 5 Value ($000) $2 Avg Close $340.03 Range $291.31 - $382.48

Q3 2017

Shares 9 Value ($000) $0 Avg Close $94.77 Range $87.95 - $100.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9	$10	$960.73	$831.77 - $1121.48
Q4 2021	5	$2	$500.08	$444.81 - $561.94
Q3 2021	5	$2	$440.15	$351.70 - $504.81
Q2 2021	5	$2	$340.03	$291.31 - $382.48
Q3 2017	9	$0	$94.77	$87.95 - $100.67