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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.

Latest filed value
34.3M
One-year change
+1.9%
Change since 2020
+26.1%
Latest period end
2025-12-31
TransMedics Group, Inc. Shares Outstanding history from 2018 to 2025FY 2018: 1397493FY 2019: 21184524FY 2020: 27175305FY 2021: 27791615FY 2022: 32141368FY 2023: 32670803FY 2024: 33617972FY 2025: 34267802
Annual filed history. Hover chart points for raw values; the accessible table below is the source of record.
Fiscal yearShares OutstandingChange (YoY)
FY 202534.3M+1.9%
FY 202433.6M+2.9%
FY 202332.7M+1.6%
FY 202232.1M+15.7%
FY 202127.8M+2.3%
FY 202027.2M+28.3%
FY 201921.2M+1415.9%
FY 20181.4M

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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TransMedics 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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