Charles Kohnen 13D and 13G filings for SCI Engineered Materials, 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 |
| 2025-02-18 5:48 pm Purchase |
2024-12-31 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 358,000 7.800% |
39,500 (+12.40%) |
Filing |
| 2024-02-12 5:28 pm Purchase |
2023-12-31 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 318,500 7.030% |
25,535 (+8.72%) |
Filing |
| 2023-02-13 12:22 pm Purchase |
2022-12-31 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 292,965 6.480% |
41,065 (+16.30%) |
Filing |
| 2022-02-14 11:29 am Purchase |
2021-12-31 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 251,900 5.590% |
11,300 (+4.70%) |
Filing |
| 2021-02-10 3:57 pm Purchase |
2020-12-31 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 240,600 5.400% |
15,200 (+6.74%) |
Filing |
| 2020-09-21 3:32 pm Purchase |
2020-09-16 | 13G | SCI Engineered Materials, Inc. SCIA |
Charles Kohnen | 225,400 5.100% |
225,400 (New Position) |
Filing |