BIO-key International, Inc. (BKYI) Stock Price History
Historical prices from 1997 to 2026
- 1M
- +6.4%
- 3M
- -23.9%
- YTD
- -22.8%
- 1Y
- -44.4%
- 3Y
- -67.7%
- 5Y
- -63.4%
Loading 10-year price history...
BKYI Historical Performance
BKYI Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -36.7%
- 2003 annual price return
- +116.4%
- 2004 annual price return
- +46.8%
- 2005 annual price return
- -54.6%
- 2006 annual price return
- -47.6%
- 2007 annual price return
- -67.6%
- 2008 annual price return
- -61.5%
- 2009 annual price return
- +380.0%
- 2010 annual price return
- -46.2%
- 2011 annual price return
- -56.3%
- 2012 annual price return
- +50.0%
- 2013 annual price return
- +77.8%
- 2014 annual price return
- -31.3%
- 2015 annual price return
- +45.5%
- 2016 annual price return
- +38.0%
- 2017 annual price return
- -30.0%
- 2018 annual price return
- -60.1%
- 2019 annual price return
- -41.2%
- 2020 annual price return
- -13.0%
- 2021 annual price return
- -39.9%
- 2022 annual price return
- -73.5%
- 2023 annual price return
- -73.9%
- 2024 annual price return
- -37.8%
- 2025 annual price return
- -61.2%
- 2026 annual price return
- +10.9%
BKYI Stock Price Trajectory (1997–2026)
As of June 30, 2026, BIO-key International, Inc. (BKYI) trades at $4.55, representing a -44.4% return over the past year. The stock has delivered a -99.4% total return over five years (-63.4% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $239,760.00 on November 6, 1997. From this peak, BKYI has corrected -100.0%, currently trading 29% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers IDAI (-34.4% 1Y), XTLB (-48.2% 1Y), and AUID (-80.0% 1Y), BKYI has underperformed the peer group average. Compare BKYI vs IDAI →
BKYI Historical Price Data · from 1997
Rows 1–50 of 7,384| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-29 | 4.55 | 4.65 | 4.51 | 4.55 | 712 | -1.04% |
| 2026-06-26 | 4.51 | 4.60 | 4.50 | 4.60 | 4K | +4.55% |
| 2026-06-25 | 4.32 | 4.70 | 4.28 | 4.40 | 508 | +2.56% |
| 2026-06-24 | 4.66 | 4.66 | 4.12 | 4.29 | 1K | -7.94% |
| 2026-06-23 | 3.99 | 4.80 | 3.99 | 4.66 | 7K | +19.49% |
| 2026-06-22 | 3.79 | 3.90 | 3.79 | 3.90 | 1K | +2.63% |
| 2026-06-18 | 3.80 | 3.85 | 3.75 | 3.80 | 2K | 0.00% |
| 2026-06-17 | 3.71 | 3.83 | 3.71 | 3.80 | 1K | -1.30% |
| 2026-06-16 | 4.10 | 4.10 | 3.57 | 3.85 | 7K | -6.10% |
| 2026-06-15 | 4.25 | 4.25 | 4.10 | 4.10 | 250 | -1.20% |
| 2026-06-12 | 4.00 | 4.46 | 3.90 | 4.15 | 3K | +3.75% |
| 2026-06-11 | 4.10 | 4.10 | 3.91 | 4.00 | 326 | -2.44% |
| 2026-06-10 | 4.12 | 4.12 | 4.10 | 4.10 | 1K | -0.97% |
| 2026-06-09 | 4.25 | 4.25 | 4.14 | 4.14 | 2K | 0.00% |
| 2026-06-08 | 4.13 | 4.15 | 4.13 | 4.14 | 2K | +0.24% |
| 2026-06-05 | 4.12 | 4.46 | 4.12 | 4.13 | 2K | -3.28% |
| 2026-06-04 | 4.14 | 4.28 | 4.10 | 4.27 | 2K | -0.47% |
| 2026-06-03 | 4.04 | 4.29 | 4.04 | 4.29 | 353 | -2.50% |
| 2026-06-02 | 4.07 | 4.40 | 4.04 | 4.40 | 952 | +2.33% |
| 2026-06-01 | 4.33 | 4.52 | 4.30 | 4.30 | 3K | +0.47% |
| 2026-05-29 | 4.62 | 4.66 | 4.28 | 4.28 | 11K | -8.15% |
| 2026-05-28 | 4.27 | 4.67 | 4.27 | 4.66 | 4K | +2.42% |
| 2026-05-27 | 4.45 | 4.80 | 4.35 | 4.55 | 7K | +3.41% |
| 2026-05-26 | 4.80 | 4.80 | 4.25 | 4.40 | 5K | -7.37% |
| 2026-05-22 | 4.40 | 4.75 | 4.31 | 4.75 | 4K | +2.15% |
| 2026-05-21 | 4.55 | 4.75 | 4.54 | 4.65 | 3K | -2.11% |
| 2026-05-20 | 4.40 | 4.80 | 4.20 | 4.75 | 11K | +3.94% |
| 2026-05-19 | 4.24 | 4.80 | 4.24 | 4.57 | 16K | +7.03% |
| 2026-05-18 | 4.10 | 4.49 | 4.10 | 4.27 | 11K | +0.47% |
| 2026-05-15 | 3.92 | 4.35 | 3.92 | 4.25 | 10K | +7.87% |
| 2026-05-14 | 4.04 | 4.30 | 3.91 | 3.94 | 42K | -2.48% |
| 2026-05-13 | 3.11 | 5.00 | 3.10 | 4.04 | 112K | +16.76% |
| 2026-05-12 | 5.33 | 5.35 | 3.40 | 3.46 | 358K | -34.84% |
| 2026-05-11 | 5.22 | 5.45 | 5.14 | 5.31 | 40K | +1.72% |
| 2026-05-08 | 5.38 | 5.42 | 5.18 | 5.22 | 19K | -2.25% |
| 2026-05-07 | 5.13 | 5.39 | 5.12 | 5.34 | 15K | +2.30% |
| 2026-05-06 | 5.12 | 5.50 | 4.89 | 5.22 | 15K | +1.16% |
| 2026-05-05 | 5.29 | 5.49 | 4.88 | 5.16 | 24K | -2.46% |
| 2026-05-04 | 5.23 | 5.54 | 5.21 | 5.29 | 23K | -0.75% |
| 2026-05-01 | 5.15 | 5.48 | 4.56 | 5.33 | 30K | +6.81% |
| 2026-04-30 | 4.38 | 5.16 | 4.05 | 4.99 | 57K | +7.78% |
| 2026-04-29 | 5.00 | 5.08 | 4.60 | 4.63 | 40K | -9.75% |
| 2026-04-28 | 5.10 | 5.50 | 5.00 | 5.13 | 80K | -14.36% |
| 2026-04-27 | 6.07 | 6.09 | 5.90 | 5.99 | 6K | -1.64% |
| 2026-04-24 | 5.81 | 6.10 | 5.80 | 6.09 | 10K | +2.35% |
| 2026-04-23 | 6.20 | 6.20 | 5.75 | 5.95 | 6K | -5.41% |
| 2026-04-22 | 6.50 | 6.50 | 6.12 | 6.29 | 8K | -0.16% |
| 2026-04-21 | 6.30 | 6.45 | 6.10 | 6.30 | 5K | +0.16% |
| 2026-04-20 | 6.15 | 6.30 | 6.03 | 6.29 | 10K | -0.16% |
| 2026-04-17 | 6.38 | 6.58 | 6.10 | 6.30 | 22K | -2.48% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
BKYI — Frequently Asked Questions
Quick answers to the most common questions about buying BKYI stock.
How has BKYI stock performed recently?
BKYI declined -44.4% over the past year, below its 5-year annualized CAGR of -63.4%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is BKYI's all-time high price?
BIO-key International, Inc. reached $239760.00 on 1997-11-06. The 52-week high is $19.70. Current 1-year return of -44.4% places the stock further from historical peaks.
Where can I download BKYI historical price data?
This page provides BKYI daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1997-2026, downloadable in CSV format.