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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 –

Price history

Cardio Diagnostics share prices for every week, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$0.0098
0.00% on the day
52-week range
$0.0052 – $0.0721
-86.4% from the high
Change over 52 weeks
-54.8%
From $0.0217 on Oct 30, 2025
Average volume
9,250
Shares a day, last 90 sessions
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$0.012$0.012$0.0098$0.0098-18.33%47,126
Oct 19, 2026$0.0076$0.0123$0.0067$0.012+87.50%134,639
Oct 12, 2026$0.0074$0.0098$0.0064$0.0064-36.00%87,476
Oct 5, 2026$0.0123$0.0123$0.0052$0.010.00%138,396
Sep 28, 2026$0.01$0.01$0.0083$0.010.00%74,583
Sep 21, 2026$0.0104$0.0104$0.01$0.01-3.85%4,137
Sep 14, 2026$0.01$0.0146$0.01$0.0104+4.00%33,373
Sep 8, 2026$0.0159$0.0159$0.01$0.01-37.11%9,918
Aug 31, 2026$0.0125$0.0169$0.0121$0.0159-10.17%46,619
Aug 24, 2026$0.0115$0.0177$0.0115$0.0177+1.14%67,331
Aug 17, 2026$0.0101$0.0177$0.0101$0.0175+23.24%48,570
Aug 10, 2026$0.0171$0.0174$0.0101$0.0142-16.96%20,223
Aug 3, 2026$0.014$0.0171$0.0115$0.0171+22.14%21,869
Jul 27, 2026$0.017$0.017$0.0104$0.014-4.11%21,053
Jul 20, 2026$0.0168$0.0168$0.0115$0.0146-13.10%13,799
Jul 13, 2026$0.0153$0.018$0.0128$0.0168+9.09%41,355
Jul 6, 2026$0.0182$0.0182$0.012$0.0154-15.38%14,891
Jun 29, 2026$0.0182$0.0182$0.0182$0.0182-1.09%7,124
Jun 22, 2026$0.0158$0.0184$0.015$0.01840.00%2,783
Jun 15, 2026$0.0181$0.0185$0.012$0.0184-0.54%8,687
Jun 8, 2026$0.0168$0.0187$0.0168$0.0185+46.83%54,777
Jun 1, 2026$0.013$0.0498$0.0126$0.0126-3.82%1,036,096
May 26, 2026$0.0116$0.0136$0.0116$0.0131-5.76%8,511
May 18, 2026$0.0116$0.0143$0.0115$0.0139-4.14%12,412
May 11, 2026$0.0138$0.0156$0.0115$0.0145+5.07%101,185
May 4, 2026$0.0165$0.0166$0.0115$0.0138+6.98%124,469
Apr 27, 2026$0.0158$0.0158$0.0115$0.0129-18.35%76,122
Apr 20, 2026$0.0163$0.0163$0.0136$0.0158-3.07%25,482
Apr 13, 2026$0.0168$0.0168$0.0128$0.0163-2.98%27,364
Apr 6, 2026$0.0155$0.0168$0.0147$0.0168+7.69%35,802
Mar 30, 2026$0.0168$0.0168$0.012$0.0156-21.21%35,150
Mar 23, 2026$0.0198$0.0198$0.0167$0.0198+9.39%23,948
Mar 16, 2026$0.0185$0.0227$0.015$0.0181-2.69%117,151
Mar 9, 2026$0.03$0.0348$0.0185$0.0186-45.45%235,320
Mar 2, 2026$0.044$0.044$0.0205$0.0341-31.66%487,617
Feb 23, 2026$0.0299$0.0721$0.0233$0.0499+99.60%1,590,236
Feb 17, 2026$0.0158$0.0333$0.0154$0.025+49.70%502,285
Feb 9, 2026$0.0174$0.0174$0.0162$0.0167-4.57%1,427
Feb 2, 2026$0.017$0.0175$0.0161$0.0175+2.34%27,734
Jan 26, 2026$0.0195$0.0195$0.0143$0.0171-13.20%80,260
Jan 20, 2026$0.0184$0.0209$0.015$0.0197+3.68%51,267
Jan 12, 2026$0.016$0.0194$0.0135$0.019-4.04%159,402
Jan 5, 2026$0.0201$0.0249$0.0156$0.0198-10.41%432,371
Dec 29, 2025$0.0203$0.0277$0.0175$0.0221-2.21%1,717,581
Dec 22, 2025$0.0234$0.0276$0.0182$0.0226-3.42%238,907
Dec 15, 2025$0.0182$0.0239$0.0163$0.0234+4.00%246,070
Dec 8, 2025$0.021$0.0229$0.0175$0.0225+6.64%62,055
Dec 1, 2025$0.0182$0.0211$0.0165$0.0211+9.33%52,335
Nov 24, 2025$0.0183$0.0195$0.0161$0.0193-2.03%25,713
Nov 17, 2025$0.02$0.02$0.0161$0.0197-5.29%8,300
Nov 10, 2025$0.0205$0.0208$0.0205$0.0208-0.48%1,144
Nov 3, 2025$0.0188$0.0214$0.0161$0.0209-3.69%48,795

Seasonality

CDIOW return in each calendar month over the last 5 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average-14.6%73.8%0.3%-20.2%-30.6%20.2%-17.0%-2.7%-14.0%-1.6%69.2%44.3%
Months up1 of 44 of 51 of 51 of 51 of 53 of 50 of 53 of 52 of 53 of 52 of 43 of 4
2026-34.0%191.8%-66.9%-29.7%12.9%38.9%-23.1%19.3%-48.5%14.0%
2025-0.1%-51.6%-0.2%-14.3%-55.7%6.6%-10.5%10.3%27.5%6.4%-11.1%34.2%
2024-25.2%13.5%-27.9%-34.2%-35.6%-13.7%-22.4%10.9%16.1%-2.3%-21.1%176.3%
20231.0%200.2%113.1%-35.5%-46.1%69.7%-16.4%-54.0%-51.7%14.3%262.5%19.9%
202215.1%-16.7%12.5%-28.4%-0.6%-12.5%0.0%-13.5%-40.3%46.5%-53.3%