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Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0000899140-09-001043
Filing Date
2009-06-01
Accepted
2009-06-01 16:19:10
Documents
1
Group Members
BERKSHIRE HATHAWAY, INC.MEHC INVESTMENT, INC.WARREN E. BUFFETT

Document Format Files

Seq Description Document Type Size
1 FOURTH AMENDMENT m060109.txt SC 13D/A 21631
  Complete submission text file 0000899140-09-001043.txt   24195
Mailing Address 100 CONSTELLATION WAY BALTIMORE MD 21202
Business Address 100 CONSTELLATION WAY BALTIMORE MD 21202 4104702800
CONSTELLATION ENERGY GROUP INC (Subject) CIK: 0001004440 (see all company filings)

IRS No.: 521964611 | State of Incorp.: MD | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-57901 | Film No.: 09865196
SIC: 4911 Electric Services

Mailing Address 666 GRAND AVE SUITE 500 DES MOINES IA 50309-2580
Business Address 666 GRAND AVE SUITE 500 DES MOINES IA 50309-2580 515-242-4300
MIDAMERICAN ENERGY HOLDINGS CO /NEW/ (Filed by) CIK: 0001081316 (see all company filings)

IRS No.: 942213782 | State of Incorp.: IA | Fiscal Year End: 1231
Type: SC 13D/A
SIC: 4900 Electric, Gas & Sanitary Services