Latest Period
Q2 2026
Security Snapshot
Core & Main, Inc. - Class A Common Stock (CNM) Institutional Ownership
CUSIP: 21874C102
13F Institutional Holders and Ownership History from Q3 2021 to Q2 2026
Institutions Reporting
447
Shares (Excl. Options)
200,003,738
Price
$48.25
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- Security type / class
- Equity / Class A Common Stock
- Symbol
- CNM on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 200,003,738
- Total 13F value
- $9,651,306,319
- Portfolio coverage rank
- 0.01%
- Share change
- +5,782,743
- Value change
- +$272,114,051
- Number of holders
- 447
- Shares outstanding
- 187,813,000
- SEC-reported price per share
- $43.75
- Insider filing price
- $43.75
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- CNM - Core & Main, Inc. - Class A Common Stock is tracked under CUSIP 21874C102.
- 447 institutions reported positions in Q2 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 470 to 447 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $9,617,879,035 to $9,651,306,319.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 447 institutions filings for Q2 2026.
Security key
21874C102
Latest holder period
Q2 2026
13F holders
447
13D/G owners
3
CIK / CUSIP context first
Open Q2 2026 holders
CNM full holder history
Core & Main, Inc. SEC filings
Core & Main, Inc. company facts
Core & Main, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 21874C102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
CNM
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 10% | +1% | $938,120,375 | +$766,589 | 18,990,291 | +0.08% | BlackRock, Inc. | 31 Mar 2026 |
| Select Equity Group, L.P. | 4.1% | -20% | $440,489,433 | -$108,397,182 | 7,778,376 | -20% | Select Equity Group, L.P. | 31 Dec 2025 |
| MORGAN STANLEY | 2.7% | -54% | $250,504,979 | -$365,507,142 | 5,070,951 | -59% | Morgan Stanley | 31 Mar 2026 |
As of 30 Jun 2026, 447 institutional investors reported holding 200,003,738 shares of Core & Main, Inc. - Class A Common Stock (CNM). This represents 106% of the company’s total 187,813,000 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
71%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 9.8% | 18,357,688 | -4.4% | 0.01% | $885,758,446 |
| Capital World Investors | 6.1% | 11,473,053 | -0.85% | 0.07% | $553,574,807 |
| FMR LLC | 4.8% | 8,959,133 | +66% | 0.02% | $432,278,184 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5% | 8,517,598 | +0.61% | 0.01% | $410,974,104 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.4% | 8,251,721 | +5.5% | 0.02% | $398,145,538 |
| FIRST TRUST ADVISORS LP | 3.3% | 6,248,855 | +1.9% | 0.18% | $301,507,084 |
| MORGAN STANLEY | 3.2% | 6,040,241 | +11% | 0.02% | $291,441,738 |
| STATE STREET CORP | 3.1% | 5,908,053 | +2.2% | 0.01% | $285,063,557 |
| Select Equity Group, L.P. | 3.1% | 5,840,259 | -19% | 1.5% | $281,792,497 |
| ROYAL LONDON ASSET MANAGEMENT LTD | 2.9% | 5,488,673 | -4.6% | 0.49% | $264,828,473 |
| Pictet Asset Management Holding SA | 2.6% | 4,962,910 | -24% | 0.23% | $239,455,636 |
| D. E. Shaw & Co., Inc. | 2.4% | 4,578,348 | +19% | 0.14% | $220,905,292 |
| Impax Asset Management Group plc | 2.2% | 4,203,618 | +47% | 1.3% | $202,824,569 |
| Amundi | 2% | 3,846,527 | +26% | 0.05% | $185,582,767 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 3,576,939 | -4.6% | 0.01% | $172,630,298 |
| Jupiter Topco LLC | 1.8% | 3,409,409 | 0% | 0.07% | $164,501,966 |
| Point72 Asset Management, L.P. | 1.6% | 3,079,063 | +8.4% | 0.23% | $148,564,790 |
| DIMENSIONAL FUND ADVISORS LP | 1.5% | 2,805,308 | +5.4% | 0.02% | $135,351,304 |
| KBC Group NV | 1.5% | 2,770,513 | +1.2% | 0.29% | $133,677,000 |
| Camrose Capital Investment Partners LLP | 1.3% | 2,504,211 | +10% | 14% | $120,828,181 |
| NORDEA INVESTMENT MANAGEMENT AB | 1.3% | 2,488,658 | 0.1% | $118,684,100 | |
| NORGES BANK | 1.3% | 2,399,645 | 0.01% | $115,782,871 | |
| Findlay Park Partners LLP | 1.3% | 2,395,854 | +20% | 1.6% | $115,599,956 |
| NEUBERGER BERMAN GROUP LLC | 1.3% | 2,362,339 | +353% | 0.08% | $113,982,857 |
| FIDUCIARY MANAGEMENT INC /WI/ | 1.2% | 2,308,589 | -7% | 1.6% | $111,389,419 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
20
Latest
Q2 2026
Rows shown
1-20 of 20
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 200,003,738 | $9,651,306,319 | +$272,114,051 | $48.25 | 447 |
| 2026 Q1 | 194,700,223 | $9,617,879,035 | -$286,933,165 | $49.40 | 470 |
| 2025 Q4 | 200,299,717 | $10,412,885,540 | -$538,817,954 | $51.97 | 437 |
| 2025 Q3 | 210,269,421 | $11,316,032,155 | +$160,358,338 | $53.83 | 423 |
| 2025 Q2 | 206,593,764 | $12,451,777,024 | +$16,448,311 | $60.35 | 440 |
| 2025 Q1 | 206,390,826 | $9,970,106,869 | +$277,240,890 | $48.31 | 414 |
| 2024 Q4 | 200,333,779 | $10,199,303,695 | -$44,316,455 | $50.91 | 411 |
| 2024 Q3 | 200,141,178 | $8,883,403,777 | +$49,910,370 | $44.40 | 384 |
| 2024 Q2 | 199,179,245 | $9,747,046,100 | -$33,313,850 | $48.94 | 415 |
| 2024 Q1 | 198,927,102 | $11,385,192,475 | +$307,264,581 | $57.25 | 425 |
| 2023 Q4 | 209,499,753 | $8,465,834,615 | -$470,507,405 | $40.41 | 360 |
| 2023 Q3 | 222,065,159 | $6,408,350,454 | -$91,228,352 | $28.85 | 261 |
| 2023 Q2 | 224,130,631 | $7,023,915,738 | -$641,868,605 | $31.34 | 220 |
| 2023 Q1 | 245,214,520 | $5,664,008,330 | +$44,987,697 | $23.10 | 176 |
| 2022 Q4 | 243,601,230 | $4,705,019,420 | +$160,071,505 | $19.31 | 162 |
| 2022 Q3 | 237,274,411 | $5,396,150,930 | -$12,519,080 | $22.74 | 166 |
| 2022 Q2 | 237,855,860 | $5,304,172,633 | +$3,775,394 | $22.30 | 133 |
| 2022 Q1 | 237,438,833 | $5,743,687,734 | +$108,546,525 | $24.19 | 136 |
| 2021 Q4 | 232,652,432 | $7,058,397,620 | +$44,279,207 | $30.34 | 116 |
| 2021 Q3 | 231,793,757 | $6,075,305,689 | +$5,967,781,689 | $26.21 | 86 |