DIMENSIONAL FUND ADVISORS LP

Position in SSD — Simpson Manufacturing Co., Inc.

CIK 354204 AUSTIN, TX

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Position in SSD

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$149,382,336

+$7,568,082 QoQ

Shares Held

870,425

-0.9% QoQ

Ownership

2.12%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 83.29965246862166.ToString("F0")% Shared 11.910158830456387.ToString("F0")% None 4.790188700921964.ToString("F0")%

Common Shares in SSD Over Time

Shares Held

Position Value (USD)

Position in Lumber & Wood Production

Basic Materials · as of Mar 31, 2026

DIMENSIONAL FUND ADVISORS LP holds $524,528,721 across 4 Lumber & Wood Production names. SSD ranks #3 (28.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BCC	BOISE CASCADE Co	2,325,781	$176,410,487
2	UFPI	Ufp Industries Inc	1,912,790	$176,206,213
3	SSD	Simpson Manufacturing Co., Inc. This page	870,425	$149,382,336
4	WFG	West Fraser Timber Co., Ltd	345,071	$22,529,685

All Filings in SSD

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$149,382,336	870,425	-0.9%	Shares	Sole	2026-05-07
2025-12-31	$141,814,254	878,270	+3.7%	Shares	Sole	2026-02-12
2025-09-30	$141,759,242	846,526	-1.9%	Shares	Sole	2025-11-12
2025-06-30	$134,051,941	863,125	-2.7%	Shares	Sole	2025-08-12
2025-03-31	$139,299,326	886,805	-2.5%	Shares	Sole	2025-05-13
2024-12-31	$150,830,342	909,548	-1.4%	Shares	Sole	2025-02-13
2024-09-30	$176,428,403	922,405	-2.4%	Shares	Sole	2024-11-07
2024-06-30	$159,331,799	945,421	+4.4%	Shares	Sole	2024-08-09
2024-03-31	$185,814,700	905,618	-6.6%	Shares	Sole	2024-05-10
2023-12-31	$191,875,483	969,166	-3.3%	Shares	Sole	2024-02-07
2023-09-30	$150,192,613	1,002,554	+2.2%	Shares	Sole	2023-11-09
2023-06-30	$135,800,356	980,508	+2.1%	Shares	Sole	2023-08-09
2023-03-31	$105,292,662	960,349	-3.1%	Shares	Sole	2023-05-12
2022-12-31	$87,872,962	991,123	-1.7%	Shares	Defined	2023-02-09
2022-09-30	$79,030,649	1,008,044	-2.2%	Shares	Sole	2022-11-10
2022-06-30	$103,664,416	1,030,359	-1.4%	Shares	Sole	2022-08-12
2022-03-31	$113,931,970	1,044,864	-1.6%	Shares	Defined	2022-05-13
2021-12-31	$147,654,234	1,061,726	-3.1%	Shares	Defined	2022-02-09
2021-09-30	$117,239,654	1,096,005	-1.0%	Shares	Defined	2021-11-12
2021-06-30	$122,314,398	1,107,519	-0.7%	Shares	Defined	2021-08-12
2021-03-31	$115,641,315	1,114,830	-3.3%	Shares	Defined	2021-05-14
2020-12-31	$107,688,228	1,152,362	-1.8%	Shares	Defined	2021-03-08
2020-09-30	$114,012,887	1,173,455	-2.9%	Shares	Defined	2020-11-12
2020-06-30	$101,943,998	1,208,440	-6.6%	Shares	Defined	2020-08-13
2020-03-31	$80,152,536	1,293,200	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.