Quick Answer
Inogen Inc reported Shares Outstanding of 27.23 million shares for fiscal year 2025.
Inogen Inc Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 27.23M | +13.9% |
| 2024 | 23.90M | +2.5% |
| 2023 | 23.32M | +1.7% |
| 2022 | 22.94M | +0.9% |
| 2021 | 22.73M | +2.7% |
| 2020 | 22.13M | +0.5% |
| 2019 | 22.03M | +1.2% |
| 2018 | 21.78M | +3.8% |
| 2017 | 20.98M | +2.9% |
| 2016 | 20.39M | +3.1% |
| 2015 | 19.78M | +3.8% |
| 2014 | 19.06M | +6683.3% |
| 2013 | 280,974 | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | 27.15M | +14.0% | +0.4% |
| June 30, 2025 | 27.04M | +14.0% | +0.6% |
| March 31, 2025 | 26.89M | +14.2% | +12.5% |
| December 31, 2024 | 23.90M | +2.5% | +0.4% |
| September 30, 2024 | 23.82M | +2.2% | +0.4% |
| June 30, 2024 | 23.72M | +2.3% | +0.7% |
| March 31, 2024 | 23.55M | +1.8% | +1.0% |
| December 31, 2023 | 23.32M | +1.7% | +0.1% |
- Inogen Inc showed an increase of +13.9% in Shares Outstanding compared to the prior fiscal year.
- Over the 2013–2025 period, Inogen Inc’s shares outstanding has grown by 9592.1% (from 281.0 thousand shares to 27.23 million shares).
- The most recent figure is from Inogen Inc’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 27, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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