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Masterson William F III
InsiderCIK 0002098902
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 6
- Buy transactions
- 0
- Sell transactions
- 0
- Companies
- 1
- Active
- 2025–2026
Masterson William F III accounts for 6 disclosed filings worth $824.0K, all concentrated in CABOT CORP (CBT), active 2025–2026. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
6 loaded
| Oct 1 | CBT CABOT CORP | Masterson William F III | Insider | Award | $0 |
| Sep 14 | CBT CABOT CORP | Masterson William F III | Insider | Award | $0 |
| Jan 5 | CBT CABOT CORP | Masterson William F III | Insider | Award | $0 |
| Dec 16 | CBT CABOT CORP | Masterson William F III | Insider | Award | $0 |
| Dec 5 | CBT CABOT CORP | Masterson William F III | Insider | Grant | $824.0K |
| Dec 2 | CBT CABOT CORP | Masterson William F III | Insider | Other | $0 |
6 filings