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CONSOLIDATED STATEMENTS OF CASH FLOWS - CAD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Operating Activities |  |  |
Net loss for the year | $ (17,037,225) | $ (15,616,851) | $ (15,139,979)
Depreciation - property and equipment | 95,375 | 90,768 | 162,233
Share based compensation | 1,415,833 | 578,703 | 406,078
Unrealized foreign exchange gain | (374,337) | (124,793) | (139,810)
Onerous lease contract | 67,588 | 0 | 0
Amortization - lease incentive liability | 8,189 | 0 | 0
Net change in non-cash working capital | 3,904,339 | 180,855 | 2,233,865
Cash used in operating activities | (11,920,238) | (14,891,318) | (12,477,613)
Investing Activities |  |  |
Acquisition of property and equipment | (107,466) | (105,765) | (23,527)
Redemption (purchase) of short-term investments | 0 | 2,088,800 | (27,823)
Cash (used in) provided by investing activities | (107,466) | 1,983,035 | (51,350)
Financing Activities |  |  |
Proceeds from exercise of stock options | 123,538 | 343,440 | 0
Cash provided by financing activities | 13,299,136 | 12,812,704 | 956,133
Increase (decrease) in cash | 1,271,432 | (95,579) | (11,572,830)
Cash and cash equivalents, beginning of year | 11,836,119 | 12,034,282 | 24,016,275
Impact of foreign exchange on cash and cash equivalents | 592,330 | (102,584) | (409,163)
Cash and cash equivalents, end of year | 13,699,881 | 11,836,119 | 12,034,282
Common Stock Purchase Agreement |  |  |
Financing Activities |  |  |
Proceeds from share issuance | 2,533,980 | 0 | 0
At-the-market agreement |  |  |
Financing Activities |  |  |
Proceeds from share issuance | 451,675 | 2,103,166 | 956,133
Public Offering |  |  |
Financing Activities |  |  |
Proceeds from share issuance | 10,188,526 | 10,366,098 | 0
Warrants |  |  |
Financing Activities |  |  |
Proceeds from share issuance | $ 1,417 | $ 0 | $ 0

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