BLACK HILLS POWER INC SEC filings

CIK 12400

dateformdocument
2021-02-0215-15D/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000012400-21-000011.txt
2021-02-0115-15Dhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-21-000008.txt
2020-11-0310-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-20-000010.txt
2020-08-0510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-20-000008.txt
2020-05-0510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-20-000004.txt
2020-02-1810-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-20-000002.txt
2019-11-0510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-19-000012.txt
2019-08-0610-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-19-000009.txt
2019-05-0310-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-19-000006.txt
2019-02-2110-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-19-000003.txt
2018-11-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-18-000016.txt
2018-08-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-18-000013.txt
2018-05-0410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-18-000010.txt
2018-02-2710-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-18-000006.txt
2018-02-12SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000093751-18-000007.txt
2018-02-058-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-18-000003.txt
2017-11-0610-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-17-000011.txt
2017-08-0810-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-17-000008.txt
2017-05-0810-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-17-000006.txt
2017-03-0110-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-17-000003.txt
2016-11-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-16-000024.txt
2016-08-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-16-000021.txt
2016-05-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-16-000018.txt
2016-02-2910-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-16-000015.txt
2015-11-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-15-000012.txt
2015-08-1110-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-15-000009.txt
2015-05-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-15-000006.txt
2015-02-2610-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-15-000003.txt
2014-11-0610-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-14-000013.txt
2014-10-028-Khttps://www.sec.gov/Archives/edgar/data/12400/0001130464-14-000164.txt
2014-08-0810-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-14-000010.txt
2014-07-028-Khttps://www.sec.gov/Archives/edgar/data/12400/0001130464-14-000125.txt
2014-05-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-14-000007.txt
2014-02-2710-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-14-000004.txt
2013-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-13-000015.txt
2013-08-0710-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-13-000012.txt
2013-05-2110-Q/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000012400-13-000009.txt
2013-05-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-13-000006.txt
2013-03-0610-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-13-000003.txt
2012-11-0910-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-12-000017.txt
2012-08-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-12-000014.txt
2012-05-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-12-000010.txt
2012-04-0210-K/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000012400-12-000007.txt
2012-03-1210-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-12-000005.txt
2011-11-0810-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-11-000021.txt
2011-08-1110-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-11-000016.txt
2011-05-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-11-000010.txt
2011-03-0810-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-11-000007.txt
2011-02-28UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-11-012541.txt
2011-02-1510-Q/Ahttps://www.sec.gov/Archives/edgar/data/12400/0001130464-11-000021.txt
2011-02-1510-Q/Ahttps://www.sec.gov/Archives/edgar/data/12400/0001130464-11-000019.txt
2011-02-1510-Q/Ahttps://www.sec.gov/Archives/edgar/data/12400/0001130464-11-000017.txt
2011-02-1410-K/Ahttps://www.sec.gov/Archives/edgar/data/12400/0001130464-11-000011.txt
2011-01-27CORRESPhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-11-000003.txt
2011-01-10SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/12400/0001086364-11-000134.txt
2010-12-28UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-10-077601.txt
2010-11-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-10-000008.txt
2010-08-1110-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-10-000005.txt
2010-05-1110-Qhttps://www.sec.gov/Archives/edgar/data/12400/0001130464-10-000050.txt
2010-03-1010-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-10-000002.txt
2010-01-08SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0001086364-10-000299.txt
2009-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-09-000013.txt
2009-10-27POSASRhttps://www.sec.gov/Archives/edgar/data/12400/0001104659-09-060487.txt
2009-10-278-Khttps://www.sec.gov/Archives/edgar/data/12400/0001104659-09-060488.txt
2009-10-23424B2https://www.sec.gov/Archives/edgar/data/12400/0001047469-09-009136.txt
2009-10-22POSASRhttps://www.sec.gov/Archives/edgar/data/12400/0001047469-09-009108.txt
2009-10-22FWPhttps://www.sec.gov/Archives/edgar/data/12400/0001104659-09-059981.txt
2009-10-22424B5https://www.sec.gov/Archives/edgar/data/12400/0001047469-09-009110.txt
2009-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-09-000008.txt
2009-05-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-09-000005.txt
2009-03-1710-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-09-000002.txt
2009-02-05SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-09-003148.txt
2008-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-08-000013.txt
2008-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-08-000009.txt
2008-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-08-000006.txt
2008-03-2110-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-08-000003.txt
2008-02-05SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-08-003397.txt
2008-02-05SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-08-003341.txt
2008-02-05SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-08-003285.txt
2007-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-07-000011.txt
2007-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-07-000008.txt
2007-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-07-000005.txt
2007-03-2210-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-07-000003.txt
2007-01-23SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-07-001614.txt
2007-01-11SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000913414-07-000272.txt
2006-12-288-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000013.txt
2006-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000011.txt
2006-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000009.txt
2006-07-038-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000007.txt
2006-05-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000005.txt
2006-03-2710-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-06-000003.txt
2006-01-26SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-06-000341.txt
2006-01-10SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000312069-06-000022.txt
2005-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-05-000011.txt
2005-10-06UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-05-051414.txt
2005-08-26UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-05-044333.txt
2005-08-1510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-05-000009.txt
2005-08-04UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-05-040117.txt
2005-06-30UPLOADhttps://www.sec.gov/Archives/edgar/data/12400/0000000000-05-033463.txt
2005-05-1610-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-05-000006.txt
2005-03-3010-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-05-000003.txt
2005-02-14SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000913414-05-000105.txt
2004-11-1210-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-04-000013.txt
2004-08-1010-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-04-000010.txt
2004-05-18POS AMhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-04-000006.txt
2004-05-1310-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-04-000004.txt
2004-03-2510-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-04-000002.txt
2003-11-1310-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-03-000015.txt
2003-08-1310-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-03-000013.txt
2003-05-1510-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-03-000010.txt
2003-04-118-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-03-000007.txt
2003-03-3110-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-03-000004.txt
2002-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000013.txt
2002-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000011.txt
2002-08-09424B4https://www.sec.gov/Archives/edgar/data/12400/0000930661-02-002717.txt
2002-08-06S-3/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000930661-02-002633.txt
2002-07-15S-3https://www.sec.gov/Archives/edgar/data/12400/0000930661-02-002419.txt
2002-07-1510-Q/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000009.txt
2002-05-318-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000007.txt
2002-05-1610-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000004.txt
2002-03-2910-K405https://www.sec.gov/Archives/edgar/data/12400/0000012400-02-000002.txt
2001-11-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-500009.txt
2001-08-1410-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-500007.txt
2001-06-11SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/12400/0000315066-01-500266.txt
2001-05-2110-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-500005.txt
2001-05-16NT 10-Qhttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-500003.txt
2001-04-0210-Khttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-000031.txt
2001-02-13SC 13Ghttps://www.sec.gov/Archives/edgar/data/12400/0000315066-01-000181.txt
2001-01-30S-3DPOShttps://www.sec.gov/Archives/edgar/data/12400/0000012400-01-000013.txt

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