Reporting owner
Amron Arthur H
Reporting owner CIK 0001179697 · Director
These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.
Transaction timeline
Who reported an acquisition, and when the transaction occurred.
2 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.
View timeline as a table
| Transaction date | Company / security | Reporting owners | Acquisition type |
|---|---|---|---|
| Dec 11, 2025 | MAMMOTH ENERGY SERVICES, INC.Common Stock | Amron Arthur H | Purchase |
| Nov 10, 2025 | NEPHROS INCCommon Stock | Amron Arthur H | Stock award |
Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.
Transactions in associated filings
| Filed / transacted | Company | Reporting owners | Type / security | Quantity | Price / reference value | Details |
|---|---|---|---|---|---|---|
| Trade: | MAMMOTH ENERGY SERVICES, INC.TUSK · company listings | Amron Arthur HDirector | PurchaseCommon StockNon-derivative security · Code P | 10,000 | 1.89Value: 18,900Currency not specified | View ↗ |
| Trade: | NEPHROS INCNEPH · company listings | Amron Arthur HDirector | Stock awardCommon StockNon-derivative security · Code A | 5,391 | 0Value: 0Currency not specified | View ↗ |
2 transactions on this page. Filing date, newest first.