LINGTAO KONG 13D and 13G filings for Ridgetech Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-12-01 4:30 pm Unchanged | 2025-11-24 | 13D | RIDGETECH, INC. RDGT | LINGTAO KONG | 14,833 12.200% | 0 (Unchanged) | Filing |
| 2025-03-06 4:48 pm Purchase | 2025-02-28 | 13D | RIDGETECH, INC. RDGT | LINGTAO KONG | 14,833 38.000% | 14,833 (New Position) | Filing |