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Net Loss Per Share (Tables) | 6 Months Ended
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Jun. 30, 2026
Earnings Per Share [Abstract] |
Schedule of basic and diluted net loss per share | Basic and diluted net loss per share attributable to common shareholders of Biohaven was calculated as follows:
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2026 |  | 2025 |  | 2026 |  | 2025
Numerator: |  |  |  |  |  |  |  |
Net loss |  | $ | (137,311) |  |  | $ | (198,147) |  |  | $ | (267,843) |  |  | $ | (419,824) |
Denominator: |  |  |  |  |  |  |  |
Weighted average common shares outstanding—basic and diluted |  | 150,636,620 |  |  | 102,372,820 |  |  | 149,134,255 |  |  | 102,159,294 |
Net loss per share — basic and diluted |  | $ | (0.91) |  |  | $ | (1.94) |  |  | $ | (1.80) |  |  | $ | (4.11) |
Schedule of potentially anti-dilutive securities excluded from calculation of diluted net loss per share | The Company excluded the following potential common shares, presented based on amounts outstanding at each period end, from the computation of diluted net loss per share attributable to common shareholders for the periods indicated because including them would have had an anti-dilutive effect:
|  | As of June 30,
|  | 2026 |  | 2025
Options to purchase common shares |  | 20,375,534 |  |  | 15,671,561 |
Warrants to purchase common shares |  | — |  |  | 294,195 |
Restricted share units |  | 899,579 |  |  | 1,397,184 |
Total |  | 21,275,113 |  |  | 17,362,940 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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