| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2011-02-11 | Clearbridge Advisors, LLC | Chesapeake Midstream Partners, L.P. | 3,600,000 | 5.2% | EDGAR |
| SC 13G | 2011-02-11 | Global Infrastructure Investors, Ltd | Chesapeake Midstream Partners, L.P. | 55,263,622 | 40.0% | EDGAR |
| SC 13G | 2011-02-11 | CHESAPEAKE ENERGY CORP | Chesapeake Midstream Partners, L.P. | 58,451,122 | 42.3% | EDGAR |