Quick Answer
Theriva Biologics, Inc. reported Shares Outstanding of 35.69 million shares for fiscal year 2025.
Theriva Biologics, Inc. Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 35.69M | +1182.6% |
| 2024 | 2.78M | +176.8% |
| 2024 | 1.01M | +46.5% |
| 2023 | 686,219 | -95.5% |
| 2022 | 15.12M | -4.5% |
| 2022 | 15.84M | +0.0% |
| 2022 | 15.84M | +0.0% |
| 2022 | 15.84M | +20.0% |
| 2021 | 13.20M | -54.9% |
| 2020 | 29.25M | +74.0% |
| 2019 | 16.81M | +8.6% |
| 2018 | 15.48M | +321.7% |
| 2017 | 3.67M | -96.9% |
| 2016 | 117.17M | +29.0% |
| 2015 | 90.83M | +25.3% |
| 2014 | 72.51M | +24.6% |
| 2013 | 58.21M | +31.2% |
| 2012 | 44.36M | +41.8% |
| 2011 | 31.29M | +34.1% |
| 2010 | 23.34M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 10.30M | +293.7% | +13.7% |
| June 30, 2025 | 9.06M | -59.5% | +225.6% |
| March 31, 2025 | 2.78M | -83.8% | +0.0% |
| December 31, 2024 | 2.78M | +305.5% | +6.3% |
| September 30, 2024 | 2.62M | -84.6% | +160.4% |
| August 31, 2024 | 1.01M | — | -95.5% |
| June 30, 2024 | 22.39M | +31.4% | +30.6% |
| March 31, 2024 | 17.15M | +13.4% | +2398.9% |
- Theriva Biologics, Inc. showed an increase of +1182.6% in Shares Outstanding compared to the prior fiscal year.
- Over the 2010–2025 period, Theriva Biologics, Inc.’s shares outstanding has grown by 52.9% (from 23.34 million shares to 35.69 million shares).
- The most recent figure is from Theriva Biologics, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 12, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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