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.

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	489	$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
Susquehanna International Group, LLP	22,516	$2.34M	0.00%	–	–
Price T Rowe Associates Inc	22,744	$2.36M	0.00%	–	–
Whittier Trust Co of Nevada Inc	24,020	$2.49M	0.11%	–	–
Canada Pension Plan Investment Board	25,000	$2.59M	0.00%	–	–
NFJ Investment Group, LLC	25,040	$2.60M	0.05%	–	–
Two Sigma Advisers, LP	25,400	$2.63M	0.01%	–	–
First Trust Advisors LP	26,478	$2.75M	0.00%	–	–
Ensign Peak Advisors, Inc	29,287	$3.04M	0.01%	–	–
Balyasny Asset Management LLC	30,350	$3.15M	0.02%	–	–
Texas Permanent School Fund	32,375	$3.36M	0.04%	–	–
SeaBridge Investment Advisors LLC	34,089	$3.54M	1.17%	–	–
Bahl & Gaynor Inc	34,502	$3.58M	0.02%	–	–
State of New Jersey Common Pension Fund D	34,830	$3.61M	0.01%	–	–
Public Employees Retirement System of Ohio	35,395	$3.67M	0.01%	–	–
PDT Partners, LLC	35,600	$3.69M	0.27%	–	–
MetLife Investment Management	38,561	$4.00M	0.04%	–	–
New York State Common Retirement Fund	39,600	$4.11M	0.00%	–	–
Advantage Alpha Capital Partners LP	40,865	$4.24M	0.89%	–	–
Prudential Financial Inc	41,372	$4.29M	0.01%	–	–
Deutsche Bank AG	41,507	$4.30M	0.00%	–	–
Man Group plc	42,248	$4.38M	0.02%	–	–
RSM US Wealth Management LLC	42,918	$4.45M	0.28%	–	–
SEI Investments Co	45,106	$4.68M	0.01%	–	–
Envestnet Asset Management Inc	49,334	$5.12M	0.00%	–	–
Holocene Advisors, LP	50,254	$5.21M	0.03%	–	–
Moody Aldrich Partners LLC	50,652	$5.25M	0.76%	–	–
Barclays PLC	54,428	$5.65M	0.01%	–	–
Regions Financial Corp	54,731	$5.68M	0.05%	–	–
Retirement Systems of Alabama	56,562	$5.87M	0.02%	–	–
Los Angeles Capital Management LLC	56,907	$5.90M	0.03%	–	–
Stifel Financial Corp	60,575	$6.28M	0.01%	–	–
Voloridge Investment Management, LLC	62,309	$6.46M	0.05%	–	–
New York State Teachers Retirement System	64,044	$6.64M	0.01%	–	–
DF Dent & Co Inc	64,099	$6.65M	0.08%	–	–
D. E. Shaw & Co., Inc.	64,532	$6.69M	0.01%	–	–
California State Teachers Retirement System	65,735	$6.82M	0.01%	–	–
Legal & General Group Plc	67,860	$7.04M	0.00%	–	–
Congress Asset Management Co	70,957	$7.36M	0.07%	–	–
Manufacturers Life Insurance Company, The	71,990	$7.47M	0.01%	–	–
Whittier Trust Co	75,183	$7.80M	0.15%	–	–
William Blair Investment Management, LLC	75,232	$7.80M	0.03%	–	–
Potrero Capital Research LLC	80,835	$8.38M	2.01%	–	–
Swiss National Bank	89,300	$9.26M	0.01%	–	–
Parametric Portfolio Associates LLC	90,818	$9.42M	0.01%	–	–
Renaissance Technologies LLC	92,100	$9.55M	0.01%	–	–
Millennium Management LLC	93,930	$9.74M	0.01%	–	–
Mutual of America Capital Management LLC	98,334	$10.2M	0.11%	–	–
California Public Employees Retirement System	100,101	$10.4M	0.01%	–	–
American International Group, Inc.	103,416	$10.7M	0.04%	–	–
Goldman Sachs Group Inc	110,765	$11.5M	0.00%	–	–
Comerica Bank	116,998	$12.6M	0.07%	–	–
Eagle Ridge Investment Management	132,886	$13.8M	1.67%	–	–
Rhumbline Advisers	135,462	$14.1M	0.02%	–	–
Eagle Asset Management Inc	138,842	$14.6M	0.06%	–	–
AQR Capital Management LLC	145,266	$15.1M	0.02%	–	–
Fisher Asset Management, LLC	147,470	$15.3M	0.01%	–	–
Voya Investment Management LLC	148,552	$15.4M	0.03%	–	–
Thrivent Financial for Lutherans	151,859	$15.8M	0.03%	–	–
Citadel Advisors LLC	152,438	$15.8M	0.02%	–	–
Principal Financial Group Inc	155,332	$16.1M	0.01%	–	–
Redwood Investments, LLC	167,449	$17.4M	1.53%	–	–
State Farm Mutual Automobile Insurance Co	181,873	$18.9M	0.02%	–	–
British Columbia Investment Management Corp	199,800	$20.7M	0.15%	–	–
UBS Asset Management Americas Inc	202,117	$21.0M	0.01%	–	–
Cornerstone Capital, Inc.	210,303	$21.8M	2.64%	–	–
Raymond James & Associates	212,483	$22.0M	0.02%	–	–
Morgan Stanley	223,664	$23.2M	0.00%	–	–
Bank of America Corp	229,243	$23.8M	0.00%	–	–
Arrowstreet Capital, Limited Partnership	244,320	$25.3M	0.03%	–	–
Schroder Investment Management Group	262,644	$27.2M	0.04%	–	–
Snyder Capital Management L P	288,555	$29.9M	0.86%	–	–
Royal Bank of Canada	292,109	$30.3M	0.01%	–	–
Credit Suisse AG	298,184	$30.9M	0.02%	–	–
Nuveen Asset Management, LLC	312,831	$32.5M	0.01%	–	–
Lord, Abbett & Co. LLC	319,276	$33.1M	0.08%	–	–
Rockefeller Capital Management L.P.	344,877	$35.8M	0.24%	–	–
Royce & Associates LP	351,835	$36.5M	0.25%	–	–
Brown Advisory Inc	355,766	$36.9M	0.06%	–	–
Charles Schwab Investment Management Inc	362,157	$37.6M	0.01%	–	–
Burgundy Asset Management Ltd.	364,937	$37.9M	0.39%	–	–
Atlanta Capital Management Co L L C	407,610	$42.3M	0.15%	–	–
Norges Bank	433,578	$45.0M	0.01%	–	–
Victory Capital Management Inc	479,536	$49.7M	0.05%	–	–
Port Capital LLC	514,052	$53.3M	3.02%	–	–
Bank of New York Mellon Corp	531,563	$55.1M	0.01%	–	–
Invesco Ltd.	621,667	$64.5M	0.02%	–	–
FMR LLC	633,040	$65.7M	0.01%	–	–
Ariel Investments, LLC	680,927	$70.6M	0.70%	–	–
Federated Hermes, Inc.	703,847	$73.0M	0.14%	–	–
Northern Trust Corp	727,279	$75.4M	0.01%	–	–
Ameriprise Financial Inc	860,517	$89.3M	0.03%	–	–
Geode Capital Management, LLC	905,041	$93.9M	0.01%	–	–
Wells Fargo & Company	1,041,037	$108.0M	0.02%	–	–
Dimensional Fund Advisors LP	1,114,830	$115.6M	0.04%	–	–
JPMorgan Chase & Co	1,138,770	$118.1M	0.02%	–	–
Alliancebernstein L.P.	1,206,712	$125.2M	0.06%	–	–
State Street Corp	1,311,938	$136.4M	0.01%	–	–
Conestoga Capital Advisors, LLC	1,372,711	$142.4M	2.15%	–	–
Kayne Anderson Rudnick Investment Management LLC	3,642,097	$377.8M	1.01%	–	–
Vanguard Group Inc	4,198,619	$435.5M	0.01%	–	–