| SC 13G/A | 2012-09-10 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 2,389,931 | 10.1% | EDGAR |
| SC 13G/A | 2012-05-10 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 1,835,563 | 11.4% | EDGAR |
| SC 13G/A | 2012-03-09 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 104,331 | 10.9% | EDGAR |
| SC 13G | 2012-02-14 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 1,484,111 | 8.6% | EDGAR |
| SC 13G | 2012-02-14 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 63,517 | 6.4% | EDGAR |
| SC 13G/A | 2012-02-10 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 5,079,470 | 12.6% | EDGAR |
| SC 13G/A | 2012-02-08 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 56,788 | 8.1% | EDGAR |
| SC 13G/A | 2012-02-08 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 34,487 | 3.4% | EDGAR |
| SC 13G/A | 2012-02-08 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 1,690,062 | 7.9% | EDGAR |
| SC 13G/A | 2011-07-11 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 112,511 | 10.2% | EDGAR |
| SC 13G | 2011-07-08 | Quantitative Advantage LLC | POWERSHARES EXCHANGE TRADED FUND TRUST | 0 | 0.0% | EDGAR |
| SC 13G | 2011-05-13 | Quantitative Advantage LLC | POWERSHARES EXCHANGE TRADED FUND TRUST | 320,760 | 12.1% | EDGAR |
| SC 13G | 2011-03-03 | Quantitative Advantage LLC | POWERSHARES EXCHANGE TRADED FUND TRUST | 131,470 | 12.0% | EDGAR |
| SC 13G | 2011-02-14 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 54,929 | 6.1% | EDGAR |
| SC 13G | 2011-02-14 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 69,350 | 6.9% | EDGAR |
| SC 13G | 2011-02-14 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 1,090,559 | 6.6% | EDGAR |
| SC 13G | 2011-02-11 | Quantitative Advantage LLC | POWERSHARES EXCHANGE TRADED FUND TRUST | 126,068 | 4.7% | EDGAR |
| SC 13G/A | 2011-02-10 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 4,288,787 | 14.0% | EDGAR |
| SC 13G/A | 2011-02-09 | Invesco Ltd. | POWERSHARES EXCHANGE TRADED FUND TRUST | 0 | 0.0% | EDGAR |
| SC 13G | 2011-01-13 | HARRIS FINANCIAL CORP | POWERSHARES EXCHANGE TRADED FUND TRUST | 6,201,882 | 6.5% | EDGAR |