Significant Ownership of Gregory Castaldo
- Large-stake filing summary
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- Recent SEC Schedule 13D/G filings for Gregory Castaldo 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
- Garnet Valley, PA
Large-stake snapshot
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Manager
Names, identifiers, and filing context for this profile.
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Significant Ownership of Gregory Castaldo
| Sym | Company | Class | Ownership | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|---|
| XXII | 22nd Century Group, Inc | Common Stock, $0.00001 par value per share | 9.4% | $212,320 | +$212,320 | 268,760 | Gregory Castaldo | 04 Apr 2025 | |
| VTAK | Catheter Precision, Inc. | Common Stock, $0.0001 par value per share | 7.5% | $355,115 | 176,674 | Gregory Castaldo | 06 Feb 2026 | ||
| TZUP | Thumzup Media Corporation | Common Stock, $0.001 par value per share | 0.01% | $0 | 0 | Gregory Castaldo | 14 Feb 2025 | ||
| DVLT | Datavault AI Inc. | Common Stock, $0.0001 par value per share | 0% | $0 | -$3,646,478 | 0 | -100% | Gregory Castaldo | 13 Feb 2026 |
| GWAV | Greenwave Technology Solutions, Inc. | Common Stock, $0.001 par value per share | 0% | $0 | 0 | Gregory Castaldo | 13 Feb 2026 | ||
| DTCX | Datacentrex, Inc. | Common Stock, $0.001 par value per share | 0% | $0 | 0 | Gregory Castaldo | 13 Feb 2026 | ||
| 22nd Century Group, Inc. | Common Stock, $0.00001 par value per share | 0% | 0 | Gregory Castaldo | 13 Feb 2026 |
Schedules 13D/G Reported by Gregory Castaldo:
| 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.