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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (unaudited) - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Accumulated Deficit
--- | --- | --- | --- | --- | ---
Beginning balance at Jan. 31, 2022 | $ 183,215 |  | $ 525,392 | $ (195) | $ (341,982)
Beginning balance (in shares) at Jan. 31, 2022 |  | 43,847,484 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Issuance of common stock upon exercise of stock options | 3,367 |  | 3,367 |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 560,931 |  |  |
Issuance of common stock in connection with employee stock purchase plan | 3,525 |  | 3,525 |  |
Issuance of common stock in connection with employee stock purchase plan (in shares) |  | 237,499 |  |  |
Vesting of restricted stock units (in shares) |  | 125,803 |  |  |
Stock-based compensation | 12,330 |  | 12,330 |  |
Net unrealized gains (losses) on investments | (848) |  |  | (848) |
Net loss | (35,203) |  |  |  | (35,203)
Ending balance at Jul. 31, 2022 | 166,386 | $ 0 | 544,614 | (1,043) | (377,185)
Ending balance (in shares) at Jul. 31, 2022 |  | 44,771,717 |  |  |
Beginning balance at Apr. 30, 2022 | 174,284 |  | 536,981 | (881) | (361,816)
Beginning balance (in shares) at Apr. 30, 2022 |  | 44,537,296 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Issuance of common stock upon exercise of stock options | 753 |  | 753 |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 108,618 |  |  |
Vesting of restricted stock units (in shares) |  | 125,803 |  |  |
Stock-based compensation | 6,880 |  | 6,880 |  |
Net unrealized gains (losses) on investments | (162) |  |  | (162) |
Net loss | (15,369) |  |  |  | (15,369)
Ending balance at Jul. 31, 2022 | 166,386 | $ 0 | 544,614 | (1,043) | (377,185)
Ending balance (in shares) at Jul. 31, 2022 |  | 44,771,717 |  |  |
Beginning balance at Jan. 31, 2023 | $ 150,264 |  | 561,547 | (807) | (410,476)
Beginning balance (in shares) at Jan. 31, 2023 | 45,432,029 | 45,432,029 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Issuance of common stock upon exercise of stock options | $ 4,650 |  | 4,650 |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 767,552 |  |  |
Issuance of common stock in connection with employee stock purchase plan | 847 |  | 847 |  |
Issuance of common stock in connection with employee stock purchase plan (in shares) |  | 74,113 |  |  |
Vesting of restricted stock units (in shares) |  | 790,220 |  |  |
Stock-based compensation | 21,801 |  | 21,801 |  |
Net unrealized gains (losses) on investments | 506 |  |  | 506 |
Net loss | (42,526) |  |  |  | (42,526)
Ending balance at Jul. 31, 2023 | $ 135,542 | $ 0 | 588,845 | (301) | (453,002)
Ending balance (in shares) at Jul. 31, 2023 | 47,063,914 | 47,063,914 |  |  |
Beginning balance at Apr. 30, 2023 | $ 140,950 |  | 573,791 | (490) | (432,351)
Beginning balance (in shares) at Apr. 30, 2023 |  | 46,155,499 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Issuance of common stock upon exercise of stock options | 2,733 |  | 2,733 |  |
Issuance of common stock upon exercise of stock options (in shares) |  | 378,175 |  |  |
Vesting of restricted stock units (in shares) |  | 530,240 |  |  |
Stock-based compensation | 12,321 |  | 12,321 |  |
Net unrealized gains (losses) on investments | 189 |  |  | 189 |
Net loss | (20,651) |  |  |  | (20,651)
Ending balance at Jul. 31, 2023 | $ 135,542 | $ 0 | $ 588,845 | $ (301) | $ (453,002)
Ending balance (in shares) at Jul. 31, 2023 | 47,063,914 | 47,063,914 |  |  |

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