Quick Answer
Rallybio Corp reported Shares Outstanding of 5.28 million shares for fiscal year 2025.
Rallybio Corp Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 5.28M | +1.8% |
| 2024 | 5.19M | -86.3% |
| 2023 | 37.83M | -0.0% |
| 2022 | 37.84M | +17.8% |
| 2021 | 32.13M | +37.2% |
| 2020 | 23.41M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 41.94M | +1.1% | +0.5% |
| June 30, 2025 | 41.71M | +0.5% | +0.2% |
| March 31, 2025 | 41.61M | +10.0% | +0.2% |
| December 31, 2024 | 41.51M | +9.7% | +0.1% |
| September 30, 2024 | 41.49M | +9.8% | +0.0% |
| June 30, 2024 | 41.49M | +9.8% | +9.7% |
| March 31, 2024 | 37.81M | +0.2% | -0.0% |
| December 31, 2023 | 37.83M | -0.0% | +0.1% |
- Rallybio Corp showed an increase of +1.8% in Shares Outstanding compared to the prior fiscal year.
- Over the 2020–2025 period, Rallybio Corp’s shares outstanding has declined by 77.4% (from 23.41 million shares to 5.28 million shares).
- The most recent figure is from Rallybio Corp’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 16, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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