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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001144204-17-008678
Filing Date
2017-02-14
Accepted
2017-02-14 15:08:05
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A v459399_sc13ga.txt SC 13G/A 8137
  Complete submission text file 0001144204-17-008678.txt   9690
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Subject) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-35797 | Film No.: 17607638
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Mailing Address 1 MARKET STREET #1600 SAN FRANCISCO CA 94105
Business Address 1 MARKET STREET #1600 SAN FRANCISCO CA 94105 4157780200
PARNASSUS INVESTMENTS /CA (Filed by) CIK: 0000948669 (see all company filings)

IRS No.: 000000000 | State of Incorp.: CA
Type: SC 13G/A