| SC 13G/A | 2018-02-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 819,869 | 8.8% | EDGAR |
| SC 13G/A | 2018-02-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 826,327 | 7.4% | EDGAR |
| SC 13G/A | 2018-02-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 2,461,940 | 14.1% | EDGAR |
| SC 13G/A | 2018-02-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 1,693,625 | 16.1% | EDGAR |
| SC 13G/A | 2018-02-12 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 3,446,329 | 58.4% | EDGAR |
| SC 13G/A | 2018-02-09 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 1,353,700 | 4.9% | EDGAR |
| SC 13G/A | 2018-02-09 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 604,651 | 2.4% | EDGAR |
| SC 13G/A | 2018-02-09 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 3,316,028 | 49.1% | EDGAR |
| SC 13G/A | 2018-01-31 | FIRST TRUST PORTFOLIOS LP | PowerShares Exchange-Traded Fund Trust II | 325,174 | 3.5% | EDGAR |
| SC 13G/A | 2018-01-25 | FIRST TRUST PORTFOLIOS LP | PowerShares Exchange-Traded Fund Trust II | 353,430 | 6.0% | EDGAR |
| SC 13G/A | 2018-01-22 | FIRST TRUST PORTFOLIOS LP | PowerShares Exchange-Traded Fund Trust II | 223,770 | 8.1% | EDGAR |
| SC 13G/A | 2018-01-10 | FIL Ltd | PowerShares Exchange-Traded Fund Trust II | 445,991 | 27.9% | EDGAR |
| SC 13G/A | 2018-01-10 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 355,779 | 37.5% | EDGAR |
| SC 13G/A | 2018-01-10 | QS Investors, LLC | PowerShares Exchange-Traded Fund Trust II | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-12-11 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 3,270,695 | 48.5% | EDGAR |
| SC 13G/A | 2017-12-11 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 1,292,603 | 19.1% | EDGAR |
| SC 13G/A | 2017-12-11 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 163,522 | 7.3% | EDGAR |
| SC 13G/A | 2017-12-11 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 355,571 | 25.4% | EDGAR |
| SC 13G/A | 2017-11-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 683,513 | 6.6% | EDGAR |
| SC 13G/A | 2017-11-13 | Invesco Ltd. | PowerShares Exchange-Traded Fund Trust II | 1,723,541 | 15.3% | EDGAR |