Simpson Manufacturing Co., Inc.

SSD

Exchange: NYSE
Industry: Cutlery, Handtools & General Hardware
SEC CIK: 0000920371

SEC filings (opens in a new tab)

In the last 90 days, Simpson Manufacturing Co., Inc. insiders filed 0 open-market purchases and 2 sales; 489 institutions reported holding it in 13F filings for Q2 2026, worth $8.59B in total; ValueAct Capital is the only superinvestor holding it.

Q3 2021 vs. Q2 2021

How the institutions holding Simpson Manufacturing Co., Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021 All holders in Q2 2021

13F holders of SSD: Q2 2021 compared with Q3 2021
Measure	Q2 2021	Of which not filed for Q3 2021	Q3 2021	Change
Holders	288	2	293	+7
Shares	38.5M	3.11K	38.7M	+198.1K (+0.5%)
Value	$4.25B	$344.0K	$4.14B	−$111.2M (−2.6%)

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to SSD in Q3 2021
Institution	Shares	Value	% of portfolio
Great Lakes Advisors, LLC	63,998	$6.85M	0.11%
Aviva PLC	15,327	$1.64M	0.01%
Mirabella Financial Services LLP	13,936	$1.49M	0.20%
Algert Global LLC	12,357	$1.32M	0.18%
Tower Bridge Advisors	11,000	$1.18M	0.08%
Stansberry Asset Management, LLC	6,220	$665.0K	0.13%
Liontrust Investment Partners LLP	5,842	$624.9K	0.01%
Pictet Asset Management SA	3,058	$327.0K	0.00%
Engineers Gate Manager LP	2,930	$313.0K	0.02%
CWM Advisors, LLC	2,638	$282.0K	0.04%
Mackenzie Financial Corp	2,554	$273.0K	0.00%
XTX Topco Ltd	2,523	$270.0K	0.09%
AlphaCrest Capital Management LLC	2,432	$260.0K	0.01%
Franklin Resources Inc	2,168	$232.0K	0.00%
Virtu Financial LLC	1,994	$213.0K	0.02%
Diversified Trust Co	1,929	$206.0K	0.01%
Pacific Center for Financial Services	1,105	$118.0K	0.05%
Harbor Investment Advisory, LLC	766	$82.0K	0.01%
Kings Point Capital Management	441	$47.0K	0.00%
MUFG Americas Holdings Corp	206	$22.0K	0.00%
Global Retirement Partners, LLC	35	$4.00K	0.00%
Cahill Financial Advisors Inc	15	$2.00K	0.00%
Meridian Wealth Partners, LLC	16	$2.00K	0.00%
Bell Investment Advisors, Inc	16	$2.00K	0.00%
Manchester Capital Management LLC	12	$1.00K	0.00%
Financial Management Professionals, Inc.	5	$1.00K	0.00%
Cordant, Inc.	5	$1.00K	0.00%

Sold out (20)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

Institutions that sold out of SSD in Q3 2021
Institution	Shares, Q2 2021	Value, Q2 2021
Arrowstreet Capital, Limited Partnership	96,133	$10.6M
APG Asset Management N.V.	13,395	$1.25M
Maverick Capital LtdSuperinvestorMaverick Capital	10,537	$1.16M
William Blair Investment Management, LLC	8,669	$957.0K
Hancock Whitney Corp	6,100	$674.0K
Clearbridge Investments, LLC	6,093	$673.0K
Duality Advisers, LP	5,918	$654.0K
Virginia Retirement Systems Et Al	3,800	$420.0K
Blueshift Asset Management, LLC	3,240	$358.0K
Chevy Chase Trust Holdings, Inc.	2,353	$260.0K
Caxton Associates LP	2,094	$231.0K
Cetera Advisor Networks LLC	2,055	$227.0K
Standard Family Office LLC	1,994	$220.0K
Blair William & Co	1,840	$203.0K
Cornerstone Investment Partners, LLC	1,840	$203.0K
FORA Capital, LLC	223	$25.0K
Arkadios Wealth Advisors	118	$13.0K
Dark Forest Capital Management LP	39	$4.00K
Loring Wolcott & Coolidge Fiduciary Advisors LLP	23	$3.00K
Advisory Services Network, LLC	25	$3.00K

Not filed for Q3 2021 yet (2)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SSD in Q2 2021 that haven't filed for Q3 2021
Institution	Shares, Q2 2021	Value, Q2 2021
Pictet Asset Management Ltd	3,058	$338.0K
CWM, LLC	53	$6.00K