| Schedule of reconciliation of equity |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Accumulated | | Total | | Preferred | | | | | | | | | | | | Other | | Atlantic Power | | Shares of a | | | | | | Common | | Retained | | Comprehensive | | Corporation | | Subsidiary | | Total | | | | Shares | | Deficit | | (loss) income | | Shareholders' Deficit | | Company | | Equity | | Balance at June 30, 2020 | | $ | 1,224.6 | | $ | (1,140.4) | | $ | (147.3) | | $ | (63.1) | | $ | 168.8 | | $ | 105.7 | | Net income | | | — | | | 16.2 | | | — | | | 16.2 | | | 1.6 | | | 17.8 | | Share-based compensation | | | 0.3 | | | — | | | — | | | 0.3 | | | — | | | 0.3 | | Common share repurchases | | | (5.5) | | | — | | | — | | | (5.5) | | | — | | | (5.5) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.303125 per share) | | | — | | | — | | | — | | | — | | | (0.8) | | | (0.8) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$0.358688 per share) | | | — | | | — | | | — | | | — | | | (0.6) | | | (0.6) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$0.286976 per share) | | | — | | | — | | | — | | | — | | | (0.2) | | | (0.2) | | Realized and unrealized loss on hedging activities, net of tax | | | — | | | — | | | 0.1 | | | 0.1 | | | — | | | 0.1 | | Foreign currency translation adjustments | | | — | | | — | | | 2.5 | | | 2.5 | | | — | | | 2.5 | | Balance at September 30, 2020 | | $ | 1,219.4 | | $ | (1,124.2) | | $ | (144.7) | | $ | (49.5) | | $ | 168.8 | | $ | 119.3 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Accumulated | | Total | | Preferred | | | | | | | | | | | | Other | | Atlantic Power | | Shares of a | | | | | | Common | | Retained | | Comprehensive | | Corporation | | Subsidiary | | Total | | | | Shares | | Deficit | | (loss) income | | Shareholders' Equity | | Company | | Equity | | Balance at June 30, 2019 | | $ | 1,260.9 | | $ | (1,111.5) | | $ | (141.5) | | $ | 7.9 | | $ | 182.9 | | $ | 190.8 | | Net income | | | — | | | 12.6 | | | — | | | 12.6 | | | 1.7 | | | 14.3 | | Share-based compensation | | | 0.4 | | | — | | | — | | | 0.4 | | | — | | | 0.4 | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (0.1) | | | (0.1) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.303125 per share) | | | — | | | — | | | — | | | — | | | (0.8) | | | (0.8) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$0.348125 per share) | | | — | | | — | | | — | | | — | | | (0.6) | | | (0.6) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$0.364858 per share) | | | — | | | — | | | — | | | — | | | (0.4) | | | (0.4) | | Foreign currency translation adjustments | | | — | | | — | | | (1.6) | | | (1.6) | | | — | | | (1.6) | | Balance at September 30, 2019 | | $ | 1,261.3 | | $ | (1,098.9) | | $ | (143.1) | | $ | 19.3 | | $ | 182.7 | | $ | 202.0 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Accumulated | | Total | | Preferred | | | | | | | | | | | | Other | | Atlantic Power | | Shares of a | | | | | | Common | | Retained | | Comprehensive | | Corporation | | Subsidiary | | Total | | | | Shares | | Deficit | | (loss) income | | Shareholders' Deficit | | Company | | Equity | | Balance at January 1, 2020 | | $ | 1,259.9 | | $ | (1,164.2) | | $ | (140.7) | | $ | (45.0) | | $ | 182.7 | | $ | 137.7 | | Net income (loss) | | | — | | | 40.0 | | | — | | | 40.0 | | | (2.5) | | | 37.5 | | Share-based compensation | | | 1.1 | | | — | | | — | | | 1.1 | | | — | | | 1.1 | | Common share repurchases | | | (41.6) | | | — | | | — | | | (41.6) | | | — | | | (41.6) | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (6.4) | | | (6.4) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.909375 per share) | | | — | | | — | | | — | | | — | | | (2.4) | | | (2.4) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$1.076064 per share) | | | — | | | — | | | — | | | — | | | (1.9) | | | (1.9) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$1.013464 per share) | | | — | | | — | | | — | | | — | | | (0.7) | | | (0.7) | | Realized and unrealized loss on hedging activities, net of tax | | | — | | | — | | | (0.2) | | | (0.2) | | | — | | | (0.2) | | Foreign currency translation adjustments | | | — | | | — | | | (3.8) | | | (3.8) | | | — | | | (3.8) | | Balance at September 30, 2020 | | $ | 1,219.4 | | $ | (1,124.2) | | $ | (144.7) | | $ | (49.5) | | $ | 168.8 | | $ | 119.3 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Accumulated | | Total | | Preferred | | | | | | | | | | | | Other | | Atlantic Power | | Shares of a | | | | | | Common | | Retained | | Comprehensive | | Corporation | | Subsidiary | | Total | | | | Shares | | Deficit | | (loss) income | | Shareholders' Equity | | Company | | Equity | | Balance at January 1, 2019 | | $ | 1,260.9 | | $ | (1,121.6) | | $ | (146.2) | | $ | (6.9) | | $ | 199.3 | | $ | 192.4 | | Net income (loss) | | | — | | | 22.7 | | | — | | | 22.7 | | | (3.1) | | | 19.6 | | Share-based compensation | | | 1.2 | | | — | | | — | | | 1.2 | | | — | | | 1.2 | | Common share repurchases | | | (0.8) | | | — | | | — | | | (0.8) | | | — | | | (0.8) | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (8.0) | | | (8.0) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.909375 per share) | | | — | | | — | | | — | | | — | | | (2.6) | | | (2.6) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$1.044375 per share) | | | — | | | — | | | — | | | — | | | (1.8) | | | (1.8) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$1.091448 per share) | | | — | | | — | | | — | | | — | | | (1.1) | | | (1.1) | | Realized and unrealized loss on hedging activities, net of tax | | | — | | | — | | | (0.2) | | | (0.2) | | | — | | | (0.2) | | Foreign currency translation adjustments | | | — | | | — | | | 3.3 | | | 3.3 | | | — | | | 3.3 | | Balance at September 30, 2019 | | $ | 1,261.3 | | $ | (1,098.9) | | $ | (143.1) | | $ | 19.3 | | $ | 182.7 | | $ | 202.0 | |
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