SIMPSON MFG INC

Ticker: SSD CUSIP: 829073105 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q1 2024

Shares 114,501 Value ($000) $23,493 Avg Close $191.15 Range $173.28 - $215.50

Q3 2023

Shares 136,018 Value ($000) $20,377 Avg Close $149.57 Range $130.11 - $163.31

Q2 2023

Shares 269,170 Value ($000) $37,280 Avg Close $120.65 Range $100.26 - $138.25

Q1 2020

Shares 34,273 Value ($000) $2,124 Avg Close $74.16 Range $44.65 - $83.80

Q4 2019

Shares 8,370 Value ($000) $672 Avg Close $73.79 Range $63.49 - $80.83

Q4 2017

Shares 6,489 Value ($000) $373 Avg Close $50.92 Range $44.46 - $56.70

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	114,501	$23,493	$191.15	$173.28 - $215.50
Q3 2023	136,018	$20,377	$149.57	$130.11 - $163.31
Q2 2023	269,170	$37,280	$120.65	$100.26 - $138.25
Q1 2020	34,273	$2,124	$74.16	$44.65 - $83.80
Q4 2019	8,370	$672	$73.79	$63.49 - $80.83
Q4 2017	6,489	$373	$50.92	$44.46 - $56.70