POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

Fortitude Family Office, LLC's Holding History (CIK: 0001950506)

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

Q4 2025

Shares 14 Value ($000) $0 Avg Close $37.75 Range $30.67 - $50.10

Q3 2025

Shares 11 Value ($000) $0 Avg Close $47.82 Range $38.91 - $59.47

Q2 2025

Shares 11 Value ($000) $1 Avg Close $50.63 Range $40.18 - $58.36

Q3 2024

Shares 2 Value ($000) $0 Avg Close $64.50 Range $55.42 - $77.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	14	$0	$37.75	$30.67 - $50.10
Q3 2025	11	$0	$47.82	$38.91 - $59.47
Q2 2025	11	$1	$50.63	$40.18 - $58.36
Q3 2024	2	$0	$64.50	$55.42 - $77.20