| SC 13G/A | 2017-01-17 | FIRST TRUST PORTFOLIOS LP | SPDR SERIES TRUST | 552,707 | 11.3% | EDGAR |
| SC 13G/A | 2017-01-09 | BlackRock Inc. | SPDR SERIES TRUST | 16,203,167 | 4.9% | EDGAR |
| SC 13G | 2016-10-14 | TIAA CREF TRUST CO FSB/MO | SPDR SERIES TRUST | 376,454,923 | 10.4% | EDGAR |
| SC 13G | 2016-09-09 | Prospera Financial Services Inc | SPDR SERIES TRUST | 10 | 12.0% | EDGAR |
| SC 13G | 2016-08-16 | Prospera Financial Services Inc | SPDR SERIES TRUST | 717,398 | 8.8% | EDGAR |
| SC 13G/A | 2016-03-10 | QS Investors, LLC | SPDR SERIES TRUST | 1,072,657 | 10.0% | EDGAR |
| SC 13G/A | 2016-02-16 | QS Investors, LLC | SPDR SERIES TRUST | 1,055,968 | 9.4% | EDGAR |
| SC 13G | 2016-02-16 | QS Investors, LLC | SPDR SERIES TRUST | 3,370,916 | 5.8% | EDGAR |
| SC 13G/A | 2016-02-12 | FIRST TRUST PORTFOLIOS LP | SPDR SERIES TRUST | 35,003 | 1.3% | EDGAR |
| SC 13G | 2016-02-12 | FMR LLC | SPDR SERIES TRUST | 3,477,146 | 6.0% | EDGAR |
| SC 13G/A | 2016-02-11 | FIRST TRUST PORTFOLIOS LP | SPDR SERIES TRUST | 778,451 | 2.8% | EDGAR |
| SC 13G/A | 2016-02-10 | FIRST TRUST PORTFOLIOS LP | SPDR SERIES TRUST | 437,243 | 10.4% | EDGAR |
| SC 13G/A | 2016-01-25 | FIRST TRUST PORTFOLIOS LP | SPDR SERIES TRUST | 363,391 | 8.9% | EDGAR |
| SC 13G/A | 2015-12-10 | QS Investors, LLC | SPDR SERIES TRUST | 1,227,913 | 10.3% | EDGAR |
| SC 13G | 2015-11-12 | BANK OF MONTREAL /CAN/ | SPDR SERIES TRUST | 1,112,923 | 12.9% | EDGAR |
| SC 13G/A | 2015-11-10 | Forward Management, LLC | SPDR SERIES TRUST | 1,071,393 | 2.3% | EDGAR |
| SC 13G/A | 2015-07-13 | Forward Management, LLC | SPDR SERIES TRUST | 2,999,746 | 10.3% | EDGAR |
| SC 13G/A | 2015-04-10 | FMR LLC | SPDR SERIES TRUST | 2,170,509 | 3.7% | EDGAR |
| SC 13G | 2015-02-17 | QS Investors, LLC | SPDR SERIES TRUST | 1,074,149 | 8.1% | EDGAR |
| SC 13G | 2015-02-04 | PALLADIEM, LLC | SPDR SERIES TRUST | 71,400 | 5.1% | EDGAR |