| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2012-05-16 | EMERA INC | ALGONQUIN POWER & UTILITIES CORP. | 20,523,000 | 12.9% | EDGAR |
| SC 13G/A | 2012-02-13 | RBC Global Asset Management Inc. | ALGONQUIN POWER & UTILITIES CORP. | 7,556,418 | 5.6% | EDGAR |
| SC 13G | 2011-07-29 | EMERA INC | ALGONQUIN POWER & UTILITIES CORP. | 8,523,000 | 7.2% | EDGAR |
| SC 13G | 2011-02-14 | RBC Global Asset Management Inc. | ALGONQUIN POWER & UTILITIES CORP. | 5,111,021 | 5.4% | EDGAR |