POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

IronBridge Private Wealth, LLC's Holding History (CIK: 0001850996)

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

Q4 2021

Shares 112 Value ($000) $10 Avg Close $93.47 Range $80.70 - $105.05

Q3 2021

Shares 112 Value ($000) $11 Avg Close $92.08 Range $72.50 - $105.27

Q2 2021

Shares 112 Value ($000) $9 Avg Close $76.63 Range $69.29 - $83.54

Q1 2021

Shares 112 Value ($000) $9 Avg Close $82.50 Range $71.90 - $93.83

Q4 2020

Shares 112 Value ($000) $9 Avg Close $64.22 Range $50.77 - $77.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	112	$10	$93.47	$80.70 - $105.05
Q3 2021	112	$11	$92.08	$72.50 - $105.27
Q2 2021	112	$9	$76.63	$69.29 - $83.54
Q1 2021	112	$9	$82.50	$71.90 - $93.83
Q4 2020	112	$9	$64.22	$50.77 - $77.70