|
⚲
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| Davidson Charles E
✚
|
|
|---|---|
| CIK # | 0001001391 |
| EDGAR Form | CIK | 2011 - 2026 |
|---|---|---|
| 3 | [0001001391] | |
| 4 | [0001001391] | |
| SC 13G | [0001001391] |
| Form 13D/13G Filer | Form 13D/13G Subject | Filed |
|---|---|---|
| Davidson Charles E | Mammoth Energy Services Inc | [2026-06-22] |
| Davidson Charles E | Gulfport Energy Corp | [2012-03-08] |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Nephros Inc NEPH
Common Stock
|
2024-03-13 | Other | 91,463 | $0.00 | |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2024-03-12 | Other | 535,366 | $0.00 | |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-17 | Buy | 10,382 | $2.17 | 22,529 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-16 | Buy | 35,000 | $2.13 | 74,550 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-15 | Buy | 5,100 | $2.23 | 11,373 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-14 | Buy | 20,600 | $2.28 | 46,968 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-13 | Buy | 25,102 | $2.35 | 58,990 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-10 | Buy | 54,779 | $2.46 | 134,756 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-09 | Buy | 27,489 | $2.48 | 68,173 |
|
Mammoth Energy Services Inc TUSK
Common Stock
|
2022-06-08 | Buy | 15,500 | $2.50 | 38,750 |
|
Nephros Inc NEPH
Common Stock
|
2021-06-01 | Option exercise | 66,667 | $2.70 | 180,001 |
|
Nephros Inc NEPH
Common Stock Warrants · derivative
|
2021-06-01 | Option exercise | 66,667 | $2.70 | 180,001 |
|
Nephros Inc NEPH
Common Stock
|
2021-01-27 | Option exercise | 3,765 | $3.60 | 13,554 |
|
Nephros Inc NEPH
Common Stock
|
2021-01-27 | Option exercise | 3,556 | $4.59 | 16,322 |
|
Nephros Inc NEPH
Common Stock
|
2021-01-27 | Option exercise | 4,477 | $4.50 | 20,146 |
|
Nephros Inc NEPH
Common Stock
|
2021-01-27 | Option exercise | 2,956 | $4.14 | 12,238 |
|
Nephros Inc NEPH
Stock Option (Right to Buy) · derivative
|
2021-01-27 | Option exercise | 3,765 | $0.00 | |
|
Nephros Inc NEPH
Stock Option (Right to Buy) · derivative
|
2021-01-27 | Option exercise | 2,956 | $0.00 | |
|
Nephros Inc NEPH
Stock Option (Right to Buy) · derivative
|
2021-01-27 | Option exercise | 3,556 | $0.00 | |
|
Nephros Inc NEPH
Stock Option (Right to Buy) · derivative
|
2021-01-27 | Option exercise | 4,477 | $0.00 | |
| showing 20 of 200 most recent transactions | |||||