Simpson Manufacturing Ownership | Who Owns Simpson Manufacturing?

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Simpson Manufacturing Ownership Summary

Simpson Manufacturing is owned by 100.51% institutional investors, 0.29% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 9.99% of SSD shares. iShares Core S&P Mid-Cap ETF is the top mutual fund, with 3.46% of its assets in Simpson Manufacturing shares.

SSD Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Simpson Manufacturing	100.51%	0.29%	-0.80%
Sector	Basic Materials Stocks	58.82%	12.62%	28.56%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	4.12M	9.99%	$862.14M
Vanguard group	4.04M	9.72%	$651.79M
Blackrock	3.90M	9.20%	$657.38M
Fmr	3.67M	8.90%	$768.22M
Kayne anderson rudnick investment management	3.57M	8.65%	$746.97M
Vanguard capital management	1.85M	4.50%	$388.25M
State street	1.31M	3.17%	$273.91M
Morgan stanley	1.20M	2.91%	$251.46M
Baker avenue asset management, lp	914.51K	2.22%	$191.45M
Dimensional fund advisors lp	887.76K	2.15%	$185.85M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
North berkeley wealth management	79.59K	7.22%	$13.66M
Maren capital	513.03K	4.98%	$107.40M
Rivulet capital	204.30K	4.01%	$34.21M
Baker avenue asset management, lp	914.51K	3.62%	$191.45M
Port capital	394.38K	3.37%	$82.56M
Valueact	830.64K	3.09%	$173.89M
Cornerstone capital	143.05K	2.68%	$29.95M
Berkeley	37.73K	2.48%	$7.90M
Kayne anderson rudnick investment management	3.57M	2.32%	$746.97M
Ranger investment management	151.83K	2.01%	$31.79M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	3.67M	0.03%	1.02M
Sixth street partners management company	502.36K	0.01%	502.36K
Norges bank	434.35K	0.01%	434.35K
Massachusetts financial services co /ma/	542.59K	0.04%	368.84K
Macquarie management	186.38K	0.06%	186.38K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock	3.90M	0.01%	-1.29M
Valueact	830.64K	3.09%	-567.40K
Kayne anderson rudnick investment management	3.57M	2.32%	-317.40K
Conestoga capital advisors	377.34K	1.72%	-227.94K
State farm mutual automobile insurance	-	-	-181.87K

New Positions

Holder	Shares	% Assets	Change	Value
Sixth street partners management company	502.36K	0.01%	502.36K	$105.17M
Norges bank	434.35K	0.01%	434.35K	$90.93M
Macquarie management	186.38K	0.06%	186.38K	$39.02M
Public sector pension investment board	41.88K	0.02%	41.88K	$8.77M
Bridgewater associates, lp	38.77K	0.03%	38.77K	$8.12M

Sold Out

Holder	Change
Dunhill financial	-1.00
Harbour investments	-1.00
Cornerstone planning group	-1.00
Tfc financial management	-1.00
Greenline partners	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	486	4.97%	41,439,628	1.29%	100	1.03%	223	2.29%	177	9.26%
Mar 31, 2026	447	1.59%	40,295,997	-3.95%	97	0.95%	214	7.54%	153	-10.53%
Dec 31, 2025	261	-40.55%	19,123,661	-53.67%	46	0.47%	110	-45.27%	97	-42.26%
Sep 30, 2025	255	-41.11%	19,883,072	-53.56%	47	0.45%	107	-45.96%	97	-45.51%
Jun 30, 2025	428	-0.70%	42,766,983	3.74%	102	1.05%	195	-15.58%	176	24.82%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Mid-Cap ETF	1.41M	3.46%	43.00
Vanguard US Total Market Shares ETF	1.35M	3.21%	1.01K
Vanguard MStar Total Stk Mkt Idx Invest	1.31M	3.21%	3.72K
Vanguard Morn Total Stk Mkt Idx Investor	1.31M	3.17%	-13.13K
Vanguard Total Stock Mkt Idx Inv	1.31M	3.17%	-13.13K
Vanguard Small Cap Index	945.27K	2.32%	1.68K
American Funds SMALLCAP World A	890.56K	2.16%	54.55K
Virtus KAR Small-Cap Core I	672.40K	1.63%	-38.00K
Eaton Vance Atlanta Capital SMID-Cap I	624.02K	1.53%	-4.00K
Vanguard MStar Small Cap Growth Indx Inv	547.11K	1.34%	2.40K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 04, 2026	ANDRASICK JAMES S	-	Sell	$156.50K
Dec 12, 2025	Donaldson Philip E	-	Sell	$399.38K
Nov 11, 2025	ANDRASICK JAMES S	-	Sell	$102.00K
Aug 25, 2025	Andersen Michael	EVP, Europe	Sell	$196.13K
Aug 01, 2025	Gilstrap Jeremy	EVP, Innovation	Sell	$445.68K

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	1
2026 Q2	-	-
2026 Q1	-	-
2025 Q4	-	2
2025 Q3	-	2

SSD Ownership FAQ

Who owns the most shares of Simpson Manufacturing?

Simpson Manufacturing’s largest shareholders are Blackrock funding, inc. /de (4.12M shares, 9.99%), Vanguard group (4.04M shares, 9.72%), and Blackrock (3.9M shares, 9.20%). Together, they hold 28.91% of Simpson Manufacturing’s total shares outstanding.

Does Blackrock own Simpson Manufacturing?

Yes, BlackRock owns 9.20% of Simpson Manufacturing, totaling 3.9M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 657.38M$. In the last quarter, BlackRock decreased its holdings by -1.293M shares, a -24.90% change.

Who is Simpson Manufacturing’s biggest shareholder by percentage of total assets invested?

North berkeley wealth management is Simpson Manufacturing’s biggest shareholder by percentage of total assets invested, with 7.22% of its assets in 79.59K Simpson Manufacturing shares, valued at 13.66M$.

Who is the top mutual fund holder of Simpson Manufacturing shares?

iShares Core S&P Mid-Cap ETF is the top mutual fund holder of Simpson Manufacturing shares, with 3.46% of its total shares outstanding invested in 1.41M Simpson Manufacturing shares.

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