Insider / Core & Main, Inc.
Castellano James G
Director at Core & Main, Inc.
- Company
- Core & Main, Inc.
- Ticker
- CNM
- First filing on record
- June 24, 2026
- Latest trade on record
- June 23, 2026
- SEC filings
- EDGAR ↗
Castellano James G, Director at Core & Main, Inc., has disclosed 1 transaction in CNM since June 24, 2026: 0 purchases (0 open-market buys) and 0 sales, worth about $0 at the reported prices. The latest was filed June 24, 2026, 1 day after the trade.
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
In the last 12 months Castellano James G reported 1 transaction that was neither a purchase nor a sale, such as stock awards, option exercises or shares withheld for tax.
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| A | Grant or award | 1 | 2,799 | — |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 1 | 0 | 0 |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| CNM | Other A | June 23, 2026 | June 24, 2026 | 1d | 2,799 | — | — | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| June 24, 2026 | Form 4 | 0001856525-26-000079 | 1 | published | EDGAR ↗ |
Other insiders at Core & Main, Inc.
- Bradbury Robyn L Chief Financial Officer 11 rows
- Harper Carla D Senior VP, Human Resources 7 rows
- LeClair Stephen O Director 7 rows
- Witkowski Mark R Chief Executive Officer 6 rows
- Cowles Bradford A President 5 rows
- HUEBERT MICHAEL G. President 5 rows
- Stephens John Weldon Chief Accounting Officer 5 rows
- Giles Jeffrey D EVP, Corporate Development 4 rows
- Hope James D Director 4 rows
- Whittenburg Mark G General Counsel and Secretary 4 rows
Everyone on file, with contracts and lobbying under the company's name: Core & Main, Inc..
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 1 | 1 | June 24, 2026 | June 24, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.