| 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 March 31, 2020 | | $ | 1,252.1 | | $ | (1,134.7) | | $ | (152.2) | | $ | (34.8) | | $ | 168.8 | | $ | 134.0 | | Net (loss) income | | | — | | | (5.7) | | | — | | | (5.7) | | | 1.7 | | | (4.0) | | Share-based compensation | | | 0.4 | | | — | | | — | | | 0.4 | | | — | | | 0.4 | | Common share repurchases | | | (27.9) | | | — | | | — | | | (27.9) | | | — | | | (27.9) | | 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) | | | — | | | — | | | — | | | — | | | (0.7) | | | (0.7) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$0.363146 per share) | | | — | | | — | | | — | | | — | | | (0.2) | | | (0.2) | | Foreign currency translation adjustments | | | — | | | — | | | 4.9 | | | 4.9 | | | — | | | 4.9 | | Balance at June 30, 2020 | | $ | 1,224.6 | | $ | (1,140.4) | | $ | (147.3) | | $ | (63.1) | | $ | 168.8 | | $ | 105.7 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 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 March 31, 2019 | | $ | 1,261.4 | | $ | (1,112.7) | | $ | (144.1) | | $ | 4.6 | | $ | 183.2 | | $ | 187.8 | | Net income | | | — | | | 1.2 | | | — | | | 1.2 | | | 1.7 | | | 2.9 | | Share-based compensation | | | 0.2 | | | — | | | — | | | 0.2 | | | — | | | 0.2 | | Common share repurchases | | | (0.7) | | | — | | | — | | | (0.7) | | | — | | | (0.7) | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (0.2) | | | (0.2) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.303125 per share) | | | — | | | — | | | — | | | — | | | (0.9) | | | (0.9) | | 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$0.363697 per share) | | | — | | | — | | | — | | | — | | | (0.3) | | | (0.3) | | Realized and unrealized loss on hedging activities, net of tax | | | — | | | — | | | (0.1) | | | (0.1) | | | — | | | (0.1) | | Foreign currency translation adjustments | | | — | | | — | | | 2.7 | | | 2.7 | | | — | | | 2.7 | | Balance at June 30, 2019 | | $ | 1,260.9 | | $ | (1,111.5) | | $ | (141.5) | | $ | 7.9 | | $ | 182.9 | | $ | 190.8 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 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) | | | — | | | 23.8 | | | — | | | 23.8 | | | (4.1) | | | 19.7 | | Share-based compensation | | | 0.8 | | | — | | | — | | | 0.8 | | | — | | | 0.8 | | Common share repurchases | | | (36.1) | | | — | | | — | | | (36.1) | | | — | | | (36.1) | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (6.4) | | | (6.4) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.606250 per share) | | | — | | | — | | | — | | | — | | | (1.6) | | | (1.6) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$0.717376 per share) | | | — | | | — | | | — | | | — | | | (1.3) | | | (1.3) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$0.726488 per share) | | | — | | | — | | | — | | | — | | | (0.5) | | | (0.5) | | Realized and unrealized loss on hedging activities, net of tax | | | — | | | — | | | (0.3) | | | (0.3) | | | — | | | (0.3) | | Foreign currency translation adjustments | | | — | | | — | | | (6.3) | | | (6.3) | | | — | | | (6.3) | | Balance at June 30, 2020 | | $ | 1,224.6 | | $ | (1,140.4) | | $ | (147.3) | | $ | (63.1) | | $ | 168.8 | | $ | 105.7 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 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) | | | — | | | 10.1 | | | — | | | 10.1 | | | (4.8) | | | 5.3 | | Share-based compensation | | | 0.8 | | | — | | | — | | | 0.8 | | | — | | | 0.8 | | Common share repurchases | | | (0.8) | | | — | | | — | | | (0.8) | | | — | | | (0.8) | | Preferred share repurchases | | | — | | | — | | | — | | | — | | | (7.9) | | | (7.9) | | Dividends on preferred shares of a subsidiary company - Series 1 (Cdn$0.606250 per share) | | | — | | | — | | | — | | | — | | | (1.8) | | | (1.8) | | Dividends on preferred shares of a subsidiary company - Series 2 (Cdn$0.696250 per share) | | | — | | | — | | | — | | | — | | | (1.2) | | | (1.2) | | Dividends on preferred shares of a subsidiary company - Series 3 (Cdn$0.726590 per share) | | | — | | | — | | | — | | | — | | | (0.7) | | | (0.7) | | Realized and unrealized gain on hedging activities, net of tax | | | — | | | — | | | (0.2) | | | (0.2) | | | — | | | (0.2) | | Foreign currency translation adjustments | | | — | | | — | | | 4.9 | | | 4.9 | | | — | | | 4.9 | | Balance at June 30, 2019 | | $ | 1,260.9 | | $ | (1,111.5) | | $ | (141.5) | | $ | 7.9 | | $ | 182.9 | | $ | 190.8 | |
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