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; 488 institutions reported holding it in 13F filings for Q2 2026, worth $8.59B in total; ValueAct Capital is the only superinvestor holding it.

13F holders, Q1 2021

Institutional positions in Simpson Manufacturing Co., Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 302; No complete 13F data for Q4 2020
Shares held: 38.4M; No complete 13F data for Q4 2020
Total value: $3.99B; No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting SSD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 302 institutions

Value heldQ1 2021: $3.99B

Institutions holding SSD and their total value by quarter
Quarter	Holders	Value
Q2 2026	488	$8.59B
Q1 2026	463	$7.02B
Q4 2025	439	$6.78B
Q3 2025	437	$6.93B
Q2 2025	433	$6.65B
Q1 2025	427	$6.55B
Q4 2024	422	$6.87B
Q3 2024	415	$7.79B
Q2 2024	397	$6.96B
Q1 2024	393	$8.21B
Q4 2023	383	$7.86B
Q3 2023	362	$5.79B
Q2 2023	326	$5.31B
Q1 2023	320	$4.25B
Q4 2022	304	$3.39B
Q3 2022	298	$3.02B
Q2 2022	301	$3.91B
Q1 2022	310	$4.22B
Q4 2021	302	$5.51B
Q3 2021	293	$4.14B
Q2 2021	288	$4.25B
Q1 2021	302	$3.99B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Simpson Manufacturing Co., Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding SSD in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
BlackRock Inc.	5,124,468	$531.6M	0.02%	–	–
Vanguard Group Inc	4,198,619	$435.5M	0.01%	–	–
Kayne Anderson Rudnick Investment Management LLC	3,642,097	$377.8M	1.01%	–	–
Conestoga Capital Advisors, LLC	1,372,711	$142.4M	2.15%	–	–
State Street Corp	1,311,938	$136.4M	0.01%	–	–
Alliancebernstein L.P.	1,206,712	$125.2M	0.06%	–	–
JPMorgan Chase & Co	1,138,770	$118.1M	0.02%	–	–
Dimensional Fund Advisors LP	1,114,830	$115.6M	0.04%	–	–
Wells Fargo & Company	1,041,037	$108.0M	0.02%	–	–
Geode Capital Management, LLC	905,041	$93.9M	0.01%	–	–
Ameriprise Financial Inc	860,517	$89.3M	0.03%	–	–
Northern Trust Corp	727,279	$75.4M	0.01%	–	–
Federated Hermes, Inc.	703,847	$73.0M	0.14%	–	–
Ariel Investments, LLC	680,927	$70.6M	0.70%	–	–
FMR LLC	633,040	$65.7M	0.01%	–	–
Invesco Ltd.	621,667	$64.5M	0.02%	–	–
Bank of New York Mellon Corp	531,563	$55.1M	0.01%	–	–
Port Capital LLC	514,052	$53.3M	3.02%	–	–
Victory Capital Management Inc	479,536	$49.7M	0.05%	–	–
Norges Bank	433,578	$45.0M	0.01%	–	–
Atlanta Capital Management Co L L C	407,610	$42.3M	0.15%	–	–
Burgundy Asset Management Ltd.	364,937	$37.9M	0.39%	–	–
Charles Schwab Investment Management Inc	362,157	$37.6M	0.01%	–	–
Brown Advisory Inc	355,766	$36.9M	0.06%	–	–
Royce & Associates LP	351,835	$36.5M	0.25%	–	–
Rockefeller Capital Management L.P.	344,877	$35.8M	0.24%	–	–
Lord, Abbett & Co. LLC	319,276	$33.1M	0.08%	–	–
Nuveen Asset Management, LLC	312,831	$32.5M	0.01%	–	–
Credit Suisse AG	298,184	$30.9M	0.02%	–	–
Royal Bank of Canada	292,109	$30.3M	0.01%	–	–
Snyder Capital Management L P	288,555	$29.9M	0.86%	–	–
Schroder Investment Management Group	262,644	$27.2M	0.04%	–	–
Arrowstreet Capital, Limited Partnership	244,320	$25.3M	0.03%	–	–
Bank of America Corp	229,243	$23.8M	0.00%	–	–
Morgan Stanley	223,664	$23.2M	0.00%	–	–
Raymond James & Associates	212,483	$22.0M	0.02%	–	–
Cornerstone Capital, Inc.	210,303	$21.8M	2.64%	–	–
UBS Asset Management Americas Inc	202,117	$21.0M	0.01%	–	–
British Columbia Investment Management Corp	199,800	$20.7M	0.15%	–	–
State Farm Mutual Automobile Insurance Co	181,873	$18.9M	0.02%	–	–
Redwood Investments, LLC	167,449	$17.4M	1.53%	–	–
Principal Financial Group Inc	155,332	$16.1M	0.01%	–	–
Citadel Advisors LLC	152,438	$15.8M	0.02%	–	–
Thrivent Financial for Lutherans	151,859	$15.8M	0.03%	–	–
Voya Investment Management LLC	148,552	$15.4M	0.03%	–	–
Fisher Asset Management, LLC	147,470	$15.3M	0.01%	–	–
AQR Capital Management LLC	145,266	$15.1M	0.02%	–	–
Eagle Asset Management Inc	138,842	$14.6M	0.06%	–	–
Rhumbline Advisers	135,462	$14.1M	0.02%	–	–
Eagle Ridge Investment Management	132,886	$13.8M	1.67%	–	–
Comerica Bank	116,998	$12.6M	0.07%	–	–
Goldman Sachs Group Inc	110,765	$11.5M	0.00%	–	–
American International Group, Inc.	103,416	$10.7M	0.04%	–	–
California Public Employees Retirement System	100,101	$10.4M	0.01%	–	–
Mutual of America Capital Management LLC	98,334	$10.2M	0.11%	–	–
Millennium Management LLC	93,930	$9.74M	0.01%	–	–
Renaissance Technologies LLC	92,100	$9.55M	0.01%	–	–
Parametric Portfolio Associates LLC	90,818	$9.42M	0.01%	–	–
Swiss National Bank	89,300	$9.26M	0.01%	–	–
Potrero Capital Research LLC	80,835	$8.38M	2.01%	–	–
William Blair Investment Management, LLC	75,232	$7.80M	0.03%	–	–
Whittier Trust Co	75,183	$7.80M	0.15%	–	–
Manufacturers Life Insurance Company, The	71,990	$7.47M	0.01%	–	–
Congress Asset Management Co	70,957	$7.36M	0.07%	–	–
Legal & General Group Plc	67,860	$7.04M	0.00%	–	–
California State Teachers Retirement System	65,735	$6.82M	0.01%	–	–
D. E. Shaw & Co., Inc.	64,532	$6.69M	0.01%	–	–
DF Dent & Co Inc	64,099	$6.65M	0.08%	–	–
New York State Teachers Retirement System	64,044	$6.64M	0.01%	–	–
Voloridge Investment Management, LLC	62,309	$6.46M	0.05%	–	–
Stifel Financial Corp	60,575	$6.28M	0.01%	–	–
Los Angeles Capital Management LLC	56,907	$5.90M	0.03%	–	–
Retirement Systems of Alabama	56,562	$5.87M	0.02%	–	–
Regions Financial Corp	54,731	$5.68M	0.05%	–	–
Barclays PLC	54,428	$5.65M	0.01%	–	–
Moody Aldrich Partners LLC	50,652	$5.25M	0.76%	–	–
Holocene Advisors, LP	50,254	$5.21M	0.03%	–	–
Envestnet Asset Management Inc	49,334	$5.12M	0.00%	–	–
SEI Investments Co	45,106	$4.68M	0.01%	–	–
RSM US Wealth Management LLC	42,918	$4.45M	0.28%	–	–
Man Group plc	42,248	$4.38M	0.02%	–	–
Deutsche Bank AG	41,507	$4.30M	0.00%	–	–
Prudential Financial Inc	41,372	$4.29M	0.01%	–	–
Advantage Alpha Capital Partners LP	40,865	$4.24M	0.89%	–	–
New York State Common Retirement Fund	39,600	$4.11M	0.00%	–	–
MetLife Investment Management	38,561	$4.00M	0.04%	–	–
PDT Partners, LLC	35,600	$3.69M	0.27%	–	–
Public Employees Retirement System of Ohio	35,395	$3.67M	0.01%	–	–
State of New Jersey Common Pension Fund D	34,830	$3.61M	0.01%	–	–
Bahl & Gaynor Inc	34,502	$3.58M	0.02%	–	–
SeaBridge Investment Advisors LLC	34,089	$3.54M	1.17%	–	–
Texas Permanent School Fund	32,375	$3.36M	0.04%	–	–
Balyasny Asset Management LLC	30,350	$3.15M	0.02%	–	–
Ensign Peak Advisors, Inc	29,287	$3.04M	0.01%	–	–
First Trust Advisors LP	26,478	$2.75M	0.00%	–	–
Two Sigma Advisers, LP	25,400	$2.63M	0.01%	–	–
NFJ Investment Group, LLC	25,040	$2.60M	0.05%	–	–
Canada Pension Plan Investment Board	25,000	$2.59M	0.00%	–	–
Whittier Trust Co of Nevada Inc	24,020	$2.49M	0.11%	–	–
Price T Rowe Associates Inc	22,744	$2.36M	0.00%	–	–