![William F Iii Masterson](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
William F Iii Masterson
No open positions remaining
Net worth: 596 339 $ as of 2026-08-30
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CABOT CORPORATION 0.01% | 2026-06-11 | 7,210 ( 0.01% ) | 596 339 $ | 2026-08-30 |
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