| SC 13G/A | 2016-01-20 | FIRST TRUST PORTFOLIOS LP | ClearBridge Energy MLP Opportunity Fund Inc. | 3,505,500 | 11.3% | EDGAR |
| SC 13G | 2015-07-31 | Mutual of Omaha Insurance Co | ClearBridge Energy MLP Opportunity Fund Inc. | 100 | 14.3% | EDGAR |
| SC 13G | 2015-07-31 | UNITED OF OMAHA LIFE INSURANCE CO | ClearBridge Energy MLP Opportunity Fund Inc. | 50 | 7.1% | EDGAR |
| SC 13G | 2015-04-10 | GUARDIAN LIFE INSURANCE CO OF AMERICA | ClearBridge Energy MLP Opportunity Fund Inc. | 60 | 8.6% | EDGAR |
| SC 13G | 2015-04-10 | Voya Financial, Inc. | ClearBridge Energy MLP Opportunity Fund Inc. | 250 | 35.7% | EDGAR |
| SC 13D | 2015-04-06 | BABSON CAPITAL MANAGEMENT LLC | ClearBridge Energy MLP Opportunity Fund Inc. | 240 | 34.3% | EDGAR |
| SC 13G/A | 2015-02-17 | MORGAN STANLEY | ClearBridge Energy MLP Opportunity Fund Inc. | 2,125,072 | 6.9% | EDGAR |
| SC 13G/A | 2015-02-02 | FIRST TRUST PORTFOLIOS LP | ClearBridge Energy MLP Opportunity Fund Inc. | 3,708,501 | 12.0% | EDGAR |
| SC 13G/A | 2014-02-12 | FIRST TRUST PORTFOLIOS LP | ClearBridge Energy MLP Opportunity Fund Inc. | 3,934,884 | 12.9% | EDGAR |
| SC 13G/A | 2014-02-10 | MORGAN STANLEY | ClearBridge Energy MLP Opportunity Fund Inc. | 2,195,910 | 7.1% | EDGAR |
| SC 13G/A | 2013-05-10 | FIRST TRUST PORTFOLIOS LP | ClearBridge Energy MLP Opportunity Fund Inc. | 3,091,991 | 10.1% | EDGAR |
| SC 13G | 2013-02-14 | MORGAN STANLEY | ClearBridge Energy MLP Opportunity Fund Inc. | 1,894,448 | 6.3% | EDGAR |
| SC 13G | 2013-02-13 | FIRST TRUST PORTFOLIOS LP | ClearBridge Energy MLP Opportunity Fund Inc. | 2,144,877 | 7.9% | EDGAR |