Canadian Solar Financial and Operational Summary Q1 2022

Summary balance sheet USD millions Cash and cash equivalents Restricted cash current Accounts receivable Inventories Project assets - current Other current assets 4Q19 1Q20 2Q20 3Q20 4Q20 1Q21 2Q21 3Q21 4Q21 1Q22 669 I 619 579 1,103 1,179 I 981 814 868 870 845 ! ! 527 I 494 399 445 458 I 539 494 487 561 845 T T 437 385 422 494 409 396 625 742 652 " 728 554 I I 632 547 625 696 934 1,130 1,213 1,192 D 1,629 I 604 | 583 654 544 748 I 756 563 661 594 683 + + 462 | 600 595 711 696 802 736 986 903 964 I I Total current assets 3,253 3,313 3,196 3,921 4,186 4,408 4,362 4,957 4,772 5,694 Restricted cash non-current 10 I 10 17 14 3 I 3 3 2 4 4 M - Property, plant and equipment 1,046 I 977 970 989 1,158 | 1,265 1,398 1,367 1,402 1,382 " B I | Net intangible assets and goodwill 23 22 22 22 22 21 20 19 19 18 I I Project assets - non-current 483 I 442 493 589 390 I 327 390 423 433 526 " Solar power systems 53 I 51 50 87 158 I 155 160 109 108 108 " T Investments in affiliates 153 68 79 78 78 74 63 83 99 99 B I I Other non-current assets 446 I 433 432 491 542 I 586 629 522 551 542 Total non-current assets 2,214 I 2,003 2,063 2,271 2,351 I 2,431 2,663 2,525 2,616 2,679 B TOTAL ASSETS 5,467 5,316 5,259 6,193 I 6,537 I 6,839 7,025 7,482 7,388 8,373 Short-term borrowings 933 I 910 1,016 1,065 1,202 1,217 867 1,083 1,271 1,283 + + Long-term borrowings on project assets-current 286 | 183 180 238 199 I 264 491 297 322 324 Accounts and notes payable | 1,131 | 1,048 933 1,103 1,225 I 1,395 I 1,579 1,617 1,384 2,130 D Other payables Other current liabilities 446 I 410 449 458 509 I 588 658 704 668 669 + | 296 I 282 213 306 453 410 274 477 393 355 Total current liabilities Long-term borrowings Convertible notes 3,092 I T 2,833 2,791 3,170 3,588 3,874 3,869 4,178 4,038 4,761 | I 619 | 666 580 624 446 I 467 531 579 524 753 i 0 I 0 0 223 223 I 224 224 224 225 225 Other non-current liabilities 331 324 339 360 387 400 437 467 475 489 Total non-current liabilities 950 | 989 919 1,207 1,056 I 1,091 1,192 1,270 1,224 1,467 i TOTAL LIABILITIES 4,042 I 3,823 3,710 4,377 4,644 | 4,965 5,061 5,448 5,262 6,228 I Common shares 704 686 686 687 687 687 745 793 836 836 I Retained earnings 794 I 904 925 934 940 I 963 974 1,010 1,036 1,045 i Other equity -105 I -138 -103 -120 -56 I -80 -68 -90 -71 -63 Total Canadian Solar Inc. shareholders' equity Non-controlling interests 1,393 1,452 1,508 1,501 1,571 1,570 1,651 1,713 1,801 1,818 I I 32 I 41 41 315 322 I 304 313 321 325 327 i i TOTAL EQUITY 1,425 I 1,493 1,549 1,816 1,893 I 1,874 1,964 2,034 2,126 2,145 CanadianSolar MAKE THE DIFFERENCE 40

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