10-KThe Record
MDU RESOURCES GROUP INC files 10-K
Filed Feb 24, 2012 · 14y ago · Accession 0000067716-12-000031
Plain English
Annual report — full-year financials, business overview, and risk factors.
Read the source below for the full document.
Filing details
- Company
- MDU RESOURCES GROUP INC
- Ticker
- MDU
- CIK
- 67716
- Form type
- 10-K
- Filing date
- Feb 24, 2012
- Report date
- Dec 31, 2011
- Document
- mdu123111-10k.htm
- Size
- 32.4 MB