SIMPSON MFG INC

Ticker: SSD CUSIP: 829073105 Class: Common Stock

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2025

Shares 40,432 Value ($000) $6,529 Avg Close $168.74 Range $156.04 - $186.68

Q3 2025

Shares 39,112 Value ($000) $6,550 Avg Close $178.32 Range $153.41 - $197.12

Q4 2018

Shares 107,661 Value ($000) $5,828 Avg Close $54.77 Range $46.23 - $68.31

Q3 2018

Shares 154,101 Value ($000) $11,166 Avg Close $65.92 Range $55.18 - $72.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	40,432	$6,529	$168.74	$156.04 - $186.68
Q3 2025	39,112	$6,550	$178.32	$153.41 - $197.12
Q4 2018	107,661	$5,828	$54.77	$46.23 - $68.31
Q3 2018	154,101	$11,166	$65.92	$55.18 - $72.89