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NASDAQ · Diagnostics & Research · USD

bioAffinity Technologies, Inc. (BIAF) Stock Analysis

bioAffinity Technologies, Inc. (BIAF) is a Diagnostics & Research stock listed on NASDAQ and quoted in US Dollar.

Last Updated: October 21, 2026

BIAF

$3.57

−$0.09 (−2.46%)

Oct 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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BIAF Key Statistics

As of Oct 21, 2026
Trading
Open
$3.68
Previous Close
$3.66
Day's Range
3.54–3.69
52-Week Range
3.23–80.70
Volume
61.89K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
−1.25
Valuation
Market Cap
$4.50M
P/E Ratio
unprofitable
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
0.76
EPS (ttm)Profit attributable to each share over the last twelve months.
−109.35
Financials (FY)
Revenue (FY)
$6.11M−34.76%
Net Income (FY)
−$14.91M
Profit marginThe share of revenue left as profit after all costs and taxes.
−257.33%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
1.28M
1-Year Return
−91.59%
Dividend and dates
Avg Volume
3.71M

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, BIAF closed at $3.57, −91.59% over 1 year.

bioAffinity Technologies, Inc. (BIAF) has a market capitalization of $4.50M.

In fiscal 2025, BIAF reported revenue of $6.11M.

BIAF Stock Return by Calendar Year

bioAffinity Technologies, Inc. (BIAF) return since Sep 2022: what $10,000 became

1 year
$10,000 $841
−91.59%
3 years
$10,000 $55
−99.45%
Since Sep 2022
$10,000 $10
−99.90%

If you had invested $10,000 in bioAffinity Technologies, Inc. (BIAF) at the close on September 1, 2022, the earliest close on record here, it would have been worth $10 at the close on October 21, 2026: −99.90% in total, −81.38% a year, over a partial period shorter than 10 years. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)−79.83%
2025−95.68%
2024−38.14%
2023−8.06%
2022 (partial year)−80.72%

As of October 21, 2026.

BIAF Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$6.11M−$14.91M−244.1%
2024$9.36M−$9.04M−96.6%
2023$2.53M−$7.94M−313.4%
2022$4.80K−$8.15M−169,771.2%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$6.11M$1.88M−$10.63M−$14.91M−244.1%
2024$9.36M$3.38M−$8.95M−$9.04M−96.6%
2023$2.53M$791.62K−$7.97M−$7.94M−313.4%
2022$4.80K$4.34K−$4.01M−$8.15M−169,771.2%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

BIAF Valuation vs Diagnostics & Research Median

Median of 45 stocks
MetricBIAFDiagnostics & Research medianvs median
P/S ratio0.765.230.1x the median
Profit margin−257.33%−0.93%256.4 pts below

Medians across 45 Diagnostics & Research stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 20 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

bioAffinity Technologies, Inc. (BIAF) is capitalised at $4.50M on the latest close. The company sits in the Healthcare sector, in the Diagnostics & Research industry. The company reports 57 employees.

Over the past 52 weeks the price has ranged from $3.23 to $80.70. BIAF last closed at $3.57 on October 21, 2026. That is −$0.09 (−2.46%) against the previous close. The latest close sits 10.53% above that 52-week low.

Financial Health

Fiscal 2025 revenue came to $6.11M. That is −34.76% against the prior fiscal year, when revenue was $9.36M. The same year closed with a net loss of $14.91M. Profit margin runs at −257.33%. That is 256.4 percentage points below the Diagnostics & Research median of −0.93%. Trailing earnings per share are −109.35.

Across the 4 fiscal years on file, revenue moves from $4.80K in 2022 to $6.11M in 2025. Of those 4 years, 0 report positive net income.

Valuation Assessment

The record shows negative trailing earnings, so no price-to-earnings ratio is published. Measured against sales, the shares trade at 0.76 times revenue. On price-to-sales that is 0.1 times the Diagnostics & Research median of 5.23. 45 Diagnostics & Research companies report these metrics, and the medians quoted come from that group.

Over the trailing twelve months the total return is −91.59%. Across 3 years the annualized return works out at −82.34%. The reported beta is −1.25. Daily returns over the trailing 4 years annualize to a volatility of 223.99%.

Growth & Income

No dividend is on file for BIAF.

2026 is still running; the total return is −79.83% year to date. The strongest complete calendar year on file is 2023 at −8.06%; the weakest is 2025 at −95.68%. Of the 3 complete calendar years on file, 0 finished higher.

Peer Comparison

bioAffinity Technologies, Inc. (BIAF) operates in the Diagnostics & Research industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
bioAffinity Technologies, Inc. BIAF $4.50M —
Thermo Fisher Scientific Inc. TMO $256.61B 37.4
Danaher Corporation DHR $164.40B 41.7
Natera, Inc. NTRA $59.59B —

The Diagnostics & Research industry average P/E ratio is 37.6x. bioAffinity Technologies, Inc. has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About bioAffinity Technologies, Inc.

bioAffinity Technologies, Inc. engages in developing non-invasive diagnostic laboratory tests to detect early-stage lung cancer and other diseases of the lung using flow cytometry and automated analysis in the United States. The company operates through two segments: Diagnostic Research and Development; and Laboratory Services. The company offers CyPath lung which uses flow cytometry technology to detect and analyze cell populations in a person's sputum, or phlegm, to find characteristics indicative of lung cancer, including cancer and/or cancer-related cells that have shed from a lung tumor. The company has a collaboration with Brooke Army Medical Center to evaluate its proprietary tests under development to identify inflammatory biomarkers for asthma and chronic obstructive pulmonary disease. bioAffinity Technologies, Inc. was incorporated in 2014 and is based in San Antonio, Texas.

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