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Cardio Diagnostics Holdings, Inc. (CDIOW) stock

CDIOWNasdaqIn Vitro & In Vivo Diagnostic SubstancesFiscal year ends December 31Also trades as CDIO
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026Score 4/30
$0.01+0.00 (0.00%)

Close on Oct 30, 2026Market cap $4.94MP/E –Yield –

Cardio Diagnostics shares outstanding

Diluted shares outstanding: the weighted share count used for earnings per share, adjusted for stock splits.

Cardio Diagnostics's shares outstanding was 3M at Jun 30, 2026. For fiscal 2025 it was 2M, up 95.4% from the year before. The highest annual figure on record is 2M in fiscal 2025.

Annual shares outstanding

PeriodPeriod endValueChange
FY2025Dec 31, 20252M+95.4%
FY2024Dec 31, 20241M+112.0%
FY2023Dec 31, 20230M+310.8%
FY2022Dec 31, 20220M+165.4%
FY2021Dec 31, 20210M–

Quarterly shares outstanding

Change is against the same quarter a year earlier.

PeriodPeriod endValueChange
Q2 FY2026Jun 30, 20263M+125.2%
Q1 FY2026Mar 31, 20263M+248.7%
Q4 FY2025Dec 31, 20252M+141.7%
Q1 FY2025Mar 31, 20252M+140.0%
Q4 FY2024Dec 31, 20241M+107.3%
Q3 FY2024Sep 30, 20241M+105.3%
Q2 FY2024Jun 30, 20241M+120.7%
Q1 FY2024Mar 31, 20241M+120.8%
Q4 FY2023Dec 31, 20231M+250.5%
Q3 FY2023Sep 30, 20230M+181.8%
Q2 FY2023Jun 30, 20230M–
Q1 FY2023Mar 31, 20230M–
Q2 FY2022Jun 30, 20220M–
Q1 FY2022Mar 31, 20220M–

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