SIMPSON MFG INC

Ticker: SSD CUSIP: 829073105 Class: Common Stock

Magnetar Financial LLC's Holding History (CIK: 0001352851)

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

Q4 2025

Shares 3,640 Value ($000) $588 Avg Close $168.74 Range $156.04 - $186.68

Q3 2025

Shares 19,676 Value ($000) $3,295 Avg Close $178.32 Range $153.41 - $197.12

Q1 2022

Shares 12,521 Value ($000) $1,365 Avg Close $114.83 Range $103.81 - $134.92

Q1 2017

Shares 6,185 Value ($000) $267 Avg Close $39.37 Range $37.28 - $41.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,640	$588	$168.74	$156.04 - $186.68
Q3 2025	19,676	$3,295	$178.32	$153.41 - $197.12
Q1 2022	12,521	$1,365	$114.83	$103.81 - $134.92
Q1 2017	6,185	$267	$39.37	$37.28 - $41.25