Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000950123-11-014730
Filing Date
2011-02-16
Accepted
2011-02-16 16:34:58
Documents
2
Group Members
FREDERIC DORWARTGEORGE KAISER FAMILY FOUNDATIONPHILIP FROHLICHPHILIP LAKIN, JR.

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A c12770sc13gza.htm SC 13G/A 71480
2 EXHIBIT 1 c12770exv99w1.htm EX-99.1 4011
  Complete submission text file 0000950123-11-014730.txt   77379
Mailing Address 1000 KENSINGTON TOWER 7130 SO LEWIS STE 1000 TULSA OK 74136
Business Address 1000 KENSINGTON TOWER 7130 SO LEWIS STE 1000 TULSA OK 74136 9184937700
UNIT CORP (Subject) CIK: 0000798949 (see all company filings)

EIN.: 731283193 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-38944 | Film No.: 11618013
SIC: 1311 Crude Petroleum & Natural Gas

Mailing Address
Business Address 124 E. 4TH STREET TULSA OK 74080
GEORGE KAISER FAMILY FOUNDATION (Filed by) CIK: 0001265376 (see all company filings)

EIN.: 000000000 | State of Incorp.: OK
Type: SC 13G/A