SIMPSON MFG INC

Ticker: SSD CUSIP: 829073105 Class: Common Stock

VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.'s Holding History (CIK: 0001021642)

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

Q4 2020

Shares 308,927 Value ($000) $28,869 Avg Close $88.98 Range $82.58 - $97.42

Q3 2020

Shares 334,792 Value ($000) $32,528 Avg Close $90.65 Range $74.55 - $99.72

Q2 2020

Shares 210,042 Value ($000) $17,719 Avg Close $70.29 Range $53.68 - $91.17

Q4 2017

Shares 473,450 Value ($000) $27,181 Avg Close $50.92 Range $44.46 - $56.70

Q3 2017

Shares 486,525 Value ($000) $23,859 Avg Close $40.85 Range $38.29 - $45.41

Q2 2017

Shares 400,850 Value ($000) $17,521 Avg Close $38.22 Range $36.31 - $40.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	308,927	$28,869	$88.98	$82.58 - $97.42
Q3 2020	334,792	$32,528	$90.65	$74.55 - $99.72
Q2 2020	210,042	$17,719	$70.29	$53.68 - $91.17
Q4 2017	473,450	$27,181	$50.92	$44.46 - $56.70
Q3 2017	486,525	$23,859	$40.85	$38.29 - $45.41
Q2 2017	400,850	$17,521	$38.22	$36.31 - $40.44