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STOCK-BASED COMPENSATION (Tables) | 9 Months Ended
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Oct. 31, 2024
STOCK-BASED COMPENSATION |
Schedule of stock option activity under the Company's stock plans | A summary of stock option activity for the nine months ended October 31, 2024 is presented below (shares in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | Weighted- | ​ | Weighted-
​ | ​ | ​ | ​ | Weighted- | ​ | Average | ​ | Average
​ | ​ | ​ | ​ | Average Exercise | ​ | Remaining | ​ | Grant-Date
​ | ​ | ​ | ​ | Price | ​ | Contractual | ​ | Fair Value
​ |  | Shares |  | Per Share |  | Term (years) |  | Per Share
Outstanding, February 1, 2024 |  | 1,365 | ​ | $ | 44.95 |  | 4.67 | ​ | $ | 10.43
Granted | ​ | 6 | ​ | $ | 61.22 | ​ | ​ | ​ | ​ | ​
Exercised | ​ | (800) | ​ | $ | 44.59 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (13) | ​ | $ | 46.72 | ​ | ​ | ​ | ​ | ​
Outstanding, October 31, 2024 | ​ | 558 | ​ | $ | 45.61 |  | 4.70 | ​ | $ | 10.26
Exercisable, October 31, 2024 |  | 500 | ​ | $ | 46.22 | ​ | 4.30 | ​ | $ | 10.51
Vested or expected to vest, October 31, 2024 |  | 558 | ​ | $ | 45.61 |  | 4.70 | ​ | $ | 10.26
Schedule of changes in the number of non-vested options to purchase shares of common stock | The changes in the number of non-vested options to purchase shares of common stock for the nine months ended October 31, 2024 is presented below (shares in thousands):
​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ | Weighted-
​ | ​ | ​ | ​ | Average
​ | ​ | ​ | ​ | Grant-Date
​ | ​ | ​ | ​ | Fair Value
​ | ​ | Shares |  | Per Share
Non-vested, February 1, 2024 |  | 92 | ​ | $ | 7.85
Granted |  | 6 | ​ | $ | 13.89
Vested |  | (33) | ​ | $ | 8.44
Forfeited | ​ | (7) | ​ | $ | 7.67
Non-vested, October 31, 2024 |  | 58 | ​ | $ | 8.15
Schedule of changes in the maximum number of shares of common stock issuable pursuant to outstanding restricted stock units | The changes in the maximum number of shares of common stock issuable pursuant to outstanding restricted stock units for the nine months ended October 31, 2024, are presented below (shares in thousands):
​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Weighted-
​ | ​ | ​ | ​ | Average
​ | ​ | ​ | ​ | Grant-Date
​ | ​ | ​ | ​ | Fair Value
​ | ​ | Shares | ​ | Per Share
Outstanding, February 1, 2024 |  | 348 | ​ | $ | 30.21
Granted |  | 81 | ​ | $ | 43.82
Issued | ​ | (70) | ​ | $ | 42.58
Forfeited | ​ | (64) | ​ | $ | 27.04
Outstanding, October 31, 2024 |  | 295 | ​ | $ | 31.69

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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