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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000812295-18-000043
Filing Date
2018-02-13
Accepted
2018-02-13 16:41:35
Documents
1

Document Format Files

Seq Description Document Type Size
1 JCM CLOSEOUT LETTER BECAUSE JCM MERGED WITH JANUS HENDERSON GROUP PLC tusk2102018.txt SC 13G/A 8440
  Complete submission text file 0000812295-18-000043.txt   10400
Mailing Address 151 DETROIT ST. DENVER CO 80206-4805
Business Address 151 DETROIT ST. DENVER CO 80206-4805 3033333863
JANUS CAPITAL MANAGEMENT LLC (Filed by) CIK: 0000812295 (see all company filings)

IRS No.: 753019302 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 14201 CALIBER DRIVE SUITE 300 OKLAHOMA CITY OK 73134
Business Address 14201 CALIBER DRIVE SUITE 300 OKLAHOMA CITY OK 73134 405-608-6007
MAMMOTH ENERGY SERVICES, INC. (Subject) CIK: 0001679268 (see all company filings)

IRS No.: 320498321 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-89809 | Film No.: 18604095
SIC: 1389 Oil & Gas Field Services, NEC