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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000902664-13-000969
Filing Date
2013-02-14
Accepted
2013-02-14 16:38:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEMGROUP CORP. p13-0610sc13ga.htm SC 13G/A 71464
  Complete submission text file 0000902664-13-000969.txt   73025
Mailing Address 510 MADISON AVENUE 28TH FLOOR NEW YORK NY 10022
Business Address 510 MADISON AVENUE 28TH FLOOR NEW YORK NY 10022 (212) 376-4305
Senator Investment Group LP (Filed by) CIK: 0001443689 (see all company filings)

IRS No.: 262124641 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address TWO WARREN PLACE 6120 SOUTH YALE AVENUE, SUITE 700 TULSA OK 74136-4216
Business Address TWO WARREN PLACE 6120 SOUTH YALE AVENUE, SUITE 700 TULSA OK 74136-4216 918-524-8100
SemGroup Corp (Subject) CIK: 0001489136 (see all company filings)

IRS No.: 203533152 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-85990 | Film No.: 13614848
SIC: 1389 Oil & Gas Field Services, NEC