| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
1 company
James G Castellano is Director at CNM. James G Castellano's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $334K at current prices.
Our model assigns James G Castellano a below-average insider score of 42/100, based on 7 past trades. Over a 12-month horizon, 14.3% of those trades were profitable, with an average 12-month return of -27.5%.
The CNM filings lean toward selling, a net 93,994 shares.
James G Castellano has 10 Form 4 filings on record from June 2023 to June 2026, all as Director at Core & Main (CNM), 2023–2026.
The 36 reported transactions were 16 other transactions, 7 conversions, 7 open-market sales and 4 stock awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 5 sales worth about $4.7M.
The largest open-market sale was 43,994 shares of CNM at an average $61.98 on July 18, 2025, about $2.7M. Twelve months later CNM was down 27%.
All 5 sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 18, 2025 | CNM Core & Main, Inc. | Director | Sell10b5-1 | 43,994 | $61.98 | $2,726,783.32 | - | -16.1% | -27.0% | |
| Jul 15, 2024 | CNM Core & Main, Inc. | Director | Sell10b5-1 | 12,500 | $52.22 | $652,786.25 | - | -12.1% | +16.6% | |
| Jul 11, 2024 | CNM Core & Main, Inc. | Director | Sell10b5-1 | 12,500 | $50.69 | $633,571.41 | - | -14.5% | +21.1% | |
| Oct 31, 2023 | CNM Core & Main, Inc. | Director | Sell10b5-1 | 12,500 | $30.02 | $375,297.74 | - | +39.6% | +51.0% | |
| Sep 25, 2023 | CNM Core & Main, Inc. | Director | Sell10b5-1 | 12,500 | $28.35 | $354,411.25 | - | +39.6% | +54.0% |