| Date | Event |
| 18-Nov-09 | Price hit new 52-week high ($40.25) |
| 16-Nov-09 | Price hit new 52-week high ($40.20) |
| 5-Nov-09 | ONEOK INC /NEW/ Files SEC form 10-Q, Quarterly Report |
| 4-Nov-09 | ONEOK Inc. and ONEOK Partners Earnings Call scheduled for 11:00 am ET today |
| 3-Nov-09 | ONEOK INC /NEW/ Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 3-Nov-09 | Earnings announcement |
| 28-Oct-09 | Ex-Date for dividend payment of $0.42 |
| 27-Oct-09 | ONEOK downgraded by Citigroup |
| 20-Oct-09 | ONEOK INC /NEW/ Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 20-Oct-09 | Price hit new 52-week high ($39.09) |
| 1-Oct-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 10-Sep-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure |
| 8-Sep-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 2-Sep-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 6-Aug-09 | ONEOK INC /NEW/ Files SEC form 8-K, Change in Directors or Principal Officers |
| 6-Aug-09 | ONEOK INC /NEW/ Files SEC form 10-Q, Quarterly Report |
| 5-Aug-09 | ONEOK Inc. Earnings Call scheduled for 11:00 am ET today |
| 4-Aug-09 | ONEOK INC /NEW/ Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 29-Jul-09 | Ex-Date for dividend payment of $0.42 |
| 17-Jul-09 | ONEOK INC /NEW/ Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhibits |
| 8-Jul-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 30-Jun-09 | ONEOK INC /NEW/ Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 22-Jun-09 | ONEOK INC /NEW/ Files SEC form 8-K, Change in Directors or Principal Officers |
| 2-Jun-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 1-Jun-09 | ONEOK INC /NEW/ Files SEC form 8-K, Change in Directors or Principal Officers |
| 27-May-09 | ONEOK INC /NEW/ Files SEC form 8-K, Change in Directors or Principal Officers, Other Events, Financial Statements and |
| 18-May-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 30-Apr-09 | ONEOK INC /NEW/ Files SEC form 10-Q, Quarterly Report |
| 29-Apr-09 | ONEOK INC /NEW/ Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 20-Apr-09 | ONEOK INC /NEW/ Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 13-Apr-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 8-Apr-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 9-Mar-09 | Price hit new 52-week low ($18.10) |
| 6-Mar-09 | Price hit new 52-week low ($18.35) |
| 5-Mar-09 | Price hit new 52-week low ($19.13) |
| 25-Feb-09 | ONEOK INC /NEW/ Files SEC form 10-K, Annual Report |
| 24-Feb-09 | ONEOK INC /NEW/ Files SEC form 8-K, Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 9-Feb-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 29-Jan-09 | ONEOK INC /NEW/ Files SEC form 8-K, Regulation FD Disclosure, Financial Statements and Exhibits |
| 20-Jan-09 | ONEOK INC /NEW/ Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year, Financial Statem |