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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands | Common Shares | Treasury Stock | Additional Paid-in Capital | Retained Earnings (Accumulated Deficit) | Accumulated Other Comprehensive Income | Equity (Deficits) Attribute to Canadian Solar Inc. | Non-Controlling Interest | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2018 |  | $ 702,931 |  | $ 10,675 | $ 622,016 | $ (110,149) | $ 1,225,473 | $ 47,372 | $ 1,272,845
Balance (in shares) at Dec. 31, 2018 |  | 59,180,624 |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Net Income (loss) |  |  |  |  | 171,585 |  | 171,585 | (5,030) | 166,555
Foreign currency translation adjustment |  |  |  |  |  | 6,389 | 6,389 | (6,070) | 319
Acquisition of non-controlling interest's ownership |  |  |  | (4,178) |  |  | (4,178) | (9,998) | (14,176)
Repurchase of common shares | [1] |  | $ (11,845) |  |  |  | (11,845) |  | (11,845)
Repurchase of common shares (in shares) | [1] | (609,516) | 609,516,000 |  |  |  |  |  |
Share-based compensation |  |  |  | 10,682 |  |  | 10,682 |  | 10,682
Exercise of share options and RSUs |  | $ 875 |  |  |  |  | 875 |  | 875
Exercise of share options and RSUs (in shares) |  | 800,576 |  |  |  |  |  |  |
Proceeds from non-controlling interests |  |  |  |  |  |  |  | 5,650 | 5,650
Fair value change on derivatives |  |  |  |  |  | (5,847) | (5,847) |  | (5,847)
Balance at Dec. 31, 2019 |  | $ 703,806 |  | 17,179 | 793,601 | (109,607) | 1,393,134 | 31,924 | 1,425,058
Balance (in shares) at Dec. 31, 2019 |  | 59,371,684 |  |  |  |  |  |  |
Treasury stock, balance at Dec. 31, 2019 |  |  | $ (11,845) |  |  |  |  |  |
Treasury stock, balance (in shares) at Dec. 31, 2019 |  |  | 609,516,000 |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Net Income (loss) |  |  |  |  | 146,703 |  | 146,703 | 543 | 147,246
Foreign currency translation adjustment |  |  |  |  |  | 74,319 | 74,319 | 1,869 | 76,188
Acquisition of non-controlling interest's ownership |  |  |  | (8,414) |  |  | (8,414) |  | (8,414)
Repurchase of common shares | [2] |  | $ (5,963) |  |  |  | (5,963) |  | (5,963)
Repurchase of common shares (in shares) | [2] | (381,330) | 381,330 |  |  |  |  |  |
Share-based compensation |  |  |  | 12,350 |  |  | 12,350 |  | 12,350
Transfer of equity interest in subsidiaries to non-controlling shareholders |  |  |  | (49,351) |  |  | (49,351) | 273,904 | 224,553
Exercise of share options and RSUs |  | $ 1,035 |  |  |  |  | 1,035 |  | 1,035
Exercise of share options and RSUs (in shares) |  | 830,030 |  |  |  |  |  |  |
Retirement of treasury stock (in shares) | [3] |  | (990,846,000) |  |  |  |  |  |
Retirement of treasury stock | [3] | $ 17,808 | $ 17,808 |  |  |  |  |  |
De-recognition of derivatives |  |  |  |  |  | 10,724 | 10,724 |  | 10,724
Proceeds from non-controlling interests |  |  |  |  |  |  |  | 14,123 | 14,123
Fair value change on derivatives |  |  |  |  |  | (4,115) | (4,115) |  | (4,115)
Balance at Dec. 31, 2020 |  | $ 687,033 |  | (28,236) | 940,304 | (28,679) | 1,570,422 | 322,363 | $ 1,892,785
Balance (in shares) at Dec. 31, 2020 |  | 59,820,384 |  |  |  |  |  |  | 59,820,384
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |
Net Income (loss) |  |  |  |  | 95,248 |  | 95,248 | 14,628 | $ 109,876
Foreign currency translation adjustment |  |  |  |  |  | (21,964) | (21,964) | (4,332) | (26,296)
Acquisition of non-controlling interest's ownership |  |  |  |  |  |  |  | (10,719) | (10,719)
Share-based compensation |  |  |  | 8,808 |  |  | 8,808 |  | 8,808
Exercise of share options and RSUs (in shares) |  | 562,376 |  |  |  |  |  |  |
Issuance of ordinary shares, net of issuance costs | [4] | $ 148,510 |  |  |  |  | 148,510 |  | 148,510
Issuance of ordinary shares, net of issuance costs (in shares) | [4] | 3,639,918 |  |  |  |  |  |  |
Proceeds from non-controlling interests |  |  |  |  |  |  |  | 10,003 | 10,003
Disposal of subsidiaries |  |  |  |  |  |  |  | 6,588 | 6,588
Fair value change on derivatives |  |  |  |  |  | 59 | 59 |  | 59
Balance at Dec. 31, 2021 |  | $ 835,543 |  | $ (19,428) | $ 1,035,552 | $ (50,584) | $ 1,801,083 | $ 325,355 | $ 2,126,438
Balance (in shares) at Dec. 31, 2021 |  | 64,022,678 |  |  |  |  |  |  | 64,022,678
[1] | Following the share repurchase plan authorized by the Board Directors on December 9, 2019, the Company repurchased 609,516 outstanding shares with total costs of $11,845 in December 2019. The Company retired all outstanding shares repurchased during 2020.
[2] | Following the share repurchase plan authorized by the Board Directors on December 9, 2019, the Company repurchased 91,424 and 289,906 outstanding shares with total costs of $2,000 and $3,963 in January 2020 and March 2020, respectively. The Company retired all outstanding shares repurchased during 2020.
[3] | The Company completed capital raising RMB 1.78 billion (approximately $261,332) for CSI Solar Co., Ltd., to qualify it for the planned carve-out IPO in China and bring in leading institutional investors and strategic partners. Refer to Note 1 to the consolidated financial statements for further information.
[4] | Represents proceeds from “at-the-market” offering of 3,639,918 shares of common shares in 2021, net of commissions and offering expenses of $1,490.

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