TransMedics Group, Inc. Shares Outstanding 2018–2025
TransMedics Group, Inc. reported 34.3M of shares outstanding for fiscal 2025. That was 1.9% higher than fiscal 2024. Compared with fiscal 2020, the change was +26.1%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details.
| Fiscal year | Shares Outstanding | Change (YoY) |
|---|---|---|
| FY 2025 | 34.3M | +1.9% |
| FY 2024 | 33.6M | +2.9% |
| FY 2023 | 32.7M | +1.6% |
| FY 2022 | 32.1M | +15.7% |
| FY 2021 | 27.8M | +2.3% |
| FY 2020 | 27.2M | +28.3% |
| FY 2019 | 21.2M | +1415.9% |
| FY 2018 | 1.4M | — |
Source: TransMedics Group, Inc. SEC filings — balance sheet (10-K), split-adjusted. Computed deterministically; refreshed nightly (last updated August 2, 2026). Open TMDX 10-K filings at SEC EDGAR · Methodology · Download CSV.
How to read this history
TransMedics Group, Inc. reported 34.3M of shares outstanding for fiscal 2025. That was 1.9% higher than fiscal 2024. Compared with fiscal 2020, the change was +26.1%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.
Prepared and reviewed by the stockportfolio.pro research desk. Corrections: support@stockportfolio.pro.
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Open the interactive view — freeTransMedics Group, Inc. — frequently asked questions
What is TransMedics Group, Inc.'s shares outstanding?
TransMedics Group, Inc. (TMDX) reported shares outstanding of 34.3M for fiscal year 2025, per its SEC filings.
How has TransMedics Group, Inc.'s shares outstanding changed over time?
Between fiscal 2018 and 2025, TMDX's shares outstanding grew at roughly 57.9% per year (compound annual rate), from 1.4M to 34.3M.
Where does this data come from?
Figures are computed from TransMedics Group, Inc.'s official SEC filings (balance sheet (10-K), split-adjusted), refreshed nightly. Not investment advice.
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