Core & Main Ownership | Who Owns Core & Main?

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Core & Main Ownership Summary

Core & Main is owned by 108.37% institutional investors, 0.55% insiders. Blackrock is the largest institutional shareholder, holding 11.46% of CNM shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.59% of its assets in Core & Main shares.

CNM Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Core & Main	108.37%	0.55%	-8.92%
Sector	Industrials Stocks	64.11%	12.70%	23.19%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	22.02M	11.46%	$1.08B
Blackrock funding, inc. /de	19.06M	10.04%	$1.15B
Vanguard group	18.22M	9.51%	$927.58M
Select equity group	11.47M	6.04%	$691.95M
Fmr	9.06M	4.73%	$461.04M
Pictet asset management sa	7.73M	4.07%	$466.22M
D1 capital partners	6.01M	3.17%	$362.87M
Invesco	5.93M	3.09%	$301.72M
State street	5.91M	3.09%	$301.00M
Janus henderson group	4.93M	2.57%	$250.99M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Cdam (uk)	1.39M	13.98%	$84.09M
Veristar capital management lp	121.33K	10.35%	$6.18M
Anomaly capital management, lp	3.72M	7.14%	$224.62M
Sea cliff partners management, lp	310.00K	6.38%	$18.71M
Forest avenue capital management lp	1.24M	5.77%	$63.13M
Spruce house investment management	2.45M	5.46%	$147.86M
Pembroke management	718.34K	5.24%	$43.35M
D1 capital partners	6.01M	5.04%	$362.87M
Stenahm asset managment	133.00K	3.50%	$8.03M
Goodnow investment group	559.94K	3.15%	$33.79M

Top Buyers

Holder	Shares	% Assets	Change
Blackrock	22.02M	0.02%	2.42M
Liontrust investment partners llp	2.20M	1.62%	2.20M
Norges bank	1.96M	0.01%	1.96M
Eagle asset management	1.68M	0.44%	1.68M
Capital world investors	1.51M	0.01%	1.51M

Top Sellers

Holder	Shares	% Assets	Change
Blackrock funding, inc. /de	19.06M	0.02%	-2.77M
Maverick capital	-	-	-2.34M
Pointstate capital lp	-	-	-2.25M
Zurich insurance group ltd/fi	-	-	-2.18M
Surgocap partners lp	-	-	-2.08M

New Positions

Holder	Shares	% Assets	Change	Value
Liontrust investment partners llp	2.20M	1.62%	2.20M	$111.77M
Norges bank	1.96M	0.01%	1.96M	$99.73M
Eagle asset management	1.68M	0.44%	1.68M	$81.16M
Capital world investors	1.51M	0.01%	1.51M	$90.89M
Maplelane capital	559.60K	0.95%	559.60K	$33.77M

Sold Out

Holder	Change
Advisornet financial	-3.00
Advantage alpha capital partners lp	-3.00
Financial network wealth advisors	-3.00
Hhm wealth advisors	-4.00
Financial gravity asset management	-7.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	448	4.43%	205,696,983	3.44%	108	0.99%	209	8.29%	171	0.59%
Mar 31, 2025	428	-0.23%	204,418,981	2.27%	107	0.99%	194	-17.45%	169	29.01%
Dec 31, 2024	423	5.75%	199,711,066	0.90%	104	0.98%	231	15.50%	129	-17.83%
Sep 30, 2024	396	-8.33%	197,654,827	-0.70%	102	0.96%	198	-12.39%	155	4.73%
Jun 30, 2024	432	-3.79%	199,043,012	1.04%	103	0.99%	226	-18.70%	148	20.33%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	6.82M	3.59%	753.03K
Pictet Water Segregated Accounts	6.44M	3.34%	6.44M
iShares Core S&P Mid-Cap ETF	6.17M	3.25%	-11.11K
Pictet-Water I EUR	6.13M	3.23%	-59.82K
Vanguard Total Stock Mkt Idx Inv	5.95M	3.14%	-149.80K
Capital Group Growth Fnd of Amer Comp	4.94M	2.56%	1.09M
American Funds Growth Fund of Amer A	4.94M	2.56%	1.09M
Vanguard Small Cap Index	4.60M	2.42%	-29.34K
Pacer US Cash Cows 100 ETF	4.28M	2.25%	5.31K
BlackRock Mid-Cap Growth Equity Instl	3.85M	2.00%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 18, 2025	Witkowski Mark R	Chief Executive Officer	Sell	$6.41M
Jul 22, 2025	Bradbury Robyn L	Chief Financial Officer	Sell	$322.55K
Jul 18, 2025	Castellano James G	-	Sell	$2.73M
Jul 18, 2025	Kimbrough Orvin T	-	Sell	$1.48M
Jul 17, 2025	Witkowski Mark R	Chief Executive Officer	Sell	$1.71M

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	11
2025 Q2	-	7
2025 Q1	-	11
2024 Q4	-	4
2024 Q3	-	4

CNM Ownership FAQ

Who owns the most shares of Core & Main?

Core & Main’s largest shareholders are Blackrock (22.02M shares, 11.46%), Blackrock funding, inc. /de (19.06M shares, 10.04%), and Vanguard group (18.22M shares, 9.51%). Together, they hold 31.01% of Core & Main’s total shares outstanding.

Does Blackrock own Core & Main?

Yes, BlackRock owns 11.46% of Core & Main, totaling 22.02M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 1.08B$. In the last quarter, BlackRock increased its holdings by 2.42M shares, a 12.35% change.

Who is Core & Main’s biggest shareholder by percentage of total assets invested?

Cdam (uk) is Core & Main’s biggest shareholder by percentage of total assets invested, with 13.98% of its assets in 1.39M Core & Main shares, valued at 84.09M$.

Who is the top mutual fund holder of Core & Main shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Core & Main shares, with 3.59% of its total shares outstanding invested in 6.82M Core & Main shares.

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