| SC 13G | 2014-02-14 | QEP RESOURCES, INC. | QEP Midstream Partners, LP | 30,406,750 | 56.9% | EDGAR |
| SC 13G/A | 2014-02-12 | VANGUARD GROUP INC | QEP RESOURCES, INC. | 12,339,681 | 6.9% | EDGAR |
| SC 13G/A | 2014-02-07 | BlackRock Inc. | QEP RESOURCES, INC. | 14,682,620 | 8.2% | EDGAR |
| SC 13G/A | 2014-02-07 | BlackRock Inc. | QEP RESOURCES, INC. | 19,623,695 | 10.9% | EDGAR |
| SC 13G/A | 2014-02-06 | Invesco Ltd. | QEP RESOURCES, INC. | 7,795,498 | 4.3% | EDGAR |
| SC 13G | 2014-01-30 | JPMORGAN CHASE & CO | QEP RESOURCES, INC. | - | - | EDGAR |
| SC 13D/A | 2014-01-13 | JANA PARTNERS LLC | QEP RESOURCES, INC. | 16,985,857 | - | EDGAR |
| SC 13D/A | 2013-11-13 | JANA PARTNERS LLC | QEP RESOURCES, INC. | 13,542,948 | - | EDGAR |
| SC 13D | 2013-10-21 | JANA PARTNERS LLC | QEP RESOURCES, INC. | 13,500,000 | - | EDGAR |
| SC 13G | 2013-02-13 | Invesco Ltd. | QEP RESOURCES, INC. | 9,369,501 | 5.3% | EDGAR |
| SC 13G/A | 2013-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | QEP RESOURCES, INC. | 5,595,822 | 3.1% | EDGAR |
| SC 13G/A | 2013-02-11 | VANGUARD GROUP INC | QEP RESOURCES, INC. | 10,771,993 | 6.0% | EDGAR |
| SC 13G/A | 2013-02-01 | BlackRock Inc. | QEP RESOURCES, INC. | 15,730,312 | 8.8% | EDGAR |
| SC 13G/A | 2012-02-10 | VANGUARD GROUP INC | QEP RESOURCES, INC. | 9,746,864 | 5.5% | EDGAR |
| SC 13G/A | 2012-02-10 | BlackRock Inc. | QEP RESOURCES, INC. | 13,931,375 | 7.9% | EDGAR |
| SC 13G | 2012-02-10 | PRICE T ROWE ASSOCIATES INC /MD/ | QEP RESOURCES, INC. | 12,450,642 | 7.0% | EDGAR |
| SC 13G | 2011-02-10 | VANGUARD GROUP INC | QEP RESOURCES, INC. | 8,996,214 | 5.1% | EDGAR |
| SC 13G | 2011-02-08 | BlackRock Inc. | QEP RESOURCES, INC. | 10,580,698 | 6.0% | EDGAR |