| 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, 10% Owner
2 companies
David N Capobianco is Director, 10% Owner at WBI, with reported holdings spanning 2 companies. David N Capobianco'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 $56.1M at current prices.
Our model assigns David N Capobianco a below-average insider score of 38/100, based on 3 past trades. Over a 12-month horizon, the one trade was not profitable, with an average 12-month return of -0.3%.
David N Capobianco's largest disclosed position is in WBI as Director, 10% Owner, worth about $56.1M. The WBI filings lean toward selling, a net 5,894,826 shares.
David N Capobianco has 6 Form 4 filings on record from December 2024 to August 2026, across 2 companies: Director, 10% Owner at LandBridge (LB), 2024–2026; Director, 10% Owner at WaterBridge Infrastructure (WBI), 2026.
The 16 reported transactions were 6 other transactions, 4 conversions, 4 open-market sales and 2 dispositions back to the company.
Counted by filing, the open-market trades come to no purchases and 4 sales worth about $588.9M.
The largest open-market sale was 5,894,826 shares of WBI at an average $30.05 on June 22, 2026, about $177.1M.
None of the 4 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 7, 2026 | LB Landbridge Company LLC | Director, 10% Owner | Sell | 1,250,000 | $75.05 | $93,812,500.00 | - | - | - | |
| Jun 22, 2026 | WBI Waterbridge Infrastructure LLC | Director, 10% Owner | Sell | 5,894,826 | $30.05 | $177,139,521.30 | -74.8% | -0.2% | - | |
| Nov 18, 2025 | LB Landbridge Co LLC | Director, 10% Owner | Sell | 2,500,000 | $70.00 | $175,000,000.00 | - | +3.1% | - | |
| May 23, 2025 | LB Landbridge Co LLC | Director, 10% Owner | Sell | 1,900,000 | $75.25 | $142,975,000.00 | - | -32.4% | +0.3% |