Live feed
Filing
SC 13G/A
SC 13G/A0001274173-19-000022·JANUS HENDERSON GROUP PLC
Schedule 13G ownership disclosure
Mammoth Energy Services Inc
Security class unavailable · CUSIP: 56155L108
Event date: 2018-12-31
Legacy cover-page extraction is best effort and may not include every reporting person.
- Filing-level shares
- 724,004
- Percent of class
- 1.6000%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0001274173-19-000022
- Form type
- SC 13G/A
- Filer
- JANUS HENDERSON GROUP PLC
- CIK
- CIK 1274173
- Filed
- Feb 11, 2019
- Reporting period
- Dec 31, 2018
- Description
- Schedule 13G beneficial ownership