Significant Ownership of C. James Koch
- Large-stake filing summary
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- Recent SEC Schedule 13D/G filings for C. James Koch focus on large-stake beneficial ownership disclosures and amendments.
- Use this view to spot new large holders, amended positions, and activist-style ownership evidence.
- Manager location
- Boston, MA
Large-stake snapshot
1 signal
Manager
Names, identifiers, and filing context for this profile.
1 identity field
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Significant Ownership of C. James Koch
| Sym | Company | Class | Ownership | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|---|
| SAM | The Boston Beer Company, Inc. | Class A Common Stock | 22% | $443,232,331 | 2,271,472 | 0% | C. James Koch | 31 Dec 2025 |
Schedules 13D/G Reported by C. James Koch:
| Sym | Target | Class | Ownership | Change | Current shares | Change | Value | Reporting name | Form | Report period | Filing date |
|---|
Schedule rows are parsed from SEC 13D/G filings. Open the linked filing or target page to verify the reported ownership and shares.