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BIO-key International (BKYI) Stock Chart & Stock Price History

BIO-key International logo
$2.57 +0.01 (+0.39%)
Closing price 04:00 PM Eastern
Extended Trading
$2.54 -0.03 (-1.13%)
As of 07:57 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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BIO-key International Stock Price Performance

The BIO-key International (BKYI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 66.21%, with a year-to-date return of -52.33%. In the past month, the stock has decreased 18.15%, reflecting recent market activity.

As of the latest close, BIO-key International traded at $2.57 with a market cap of $3.69 million and volume of 16,211 shares. Five years ago, the stock traded at a split-adjusted price of $581.40, representing a 99.56% decrease over that period. At the time, it had a market cap of $25.28 million and a volume of 173 shares.

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5 Day
Performance
-3.02%
1 Month
Performance
-18.15%
3 Month
Performance
-32.90%
Year-To-Date
Performance
-52.33%
1 Year
Performance
-66.21%
5 Year
Performance
-99.56%

BKYI Stock Chart for Thursday, September, 17, 2026

BKYI Chart by TradingView

BIO-key International Stock Price History

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DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
09/16/2026$2.66$2.56
-3.76%		$2.70$2.5011,384 shs$3.69 million
09/15/2026$2.65$2.66
+0.38%		$2.67$2.5010,435 shs$3.83 million
09/14/2026$2.65$2.65$2.77$2.6115,297 shs$3.81 million
09/11/2026$2.75$2.65
-3.46%		$2.88$2.6114,618 shs$3.81 million
09/10/2026$2.75$2.75
-0.33%		$2.81$2.688,788 shs$3.95 million
09/09/2026$2.73$2.75
+1.06%		$2.77$2.5712,683 shs$3.97 million
09/08/2026$2.81$2.73
-3.02%		$2.78$2.6514,805 shs$3.91 million
09/07/2026$2.81$2.81$2.96$2.6623,830 shs$4.05 million
09/04/2026$2.82$2.81
-0.35%		$2.96$2.6623,830 shs$4.05 million
09/03/2026$2.93$2.82
-3.75%		$2.98$2.779,770 shs$4.06 million
09/02/2026$3.01$2.93
-2.66%		$3.01$2.936,369 shs$4.21 million
09/01/2026$3.10$3.01
-2.90%		$3.19$3.0016,547 shs$4.33 million
08/31/2026$3.08$3.10
+0.65%		$3.26$3.0011,943 shs$4.46 million
08/28/2026$3.10$3.08
-0.65%		$3.20$3.0321,272 shs$4.44 million
08/27/2026$2.96$3.10
+4.73%		$3.30$3.0142,742 shs$4.46 million
08/26/2026$3.02$2.96
-1.99%		$3.13$2.9018,666 shs$4.26 million
08/25/2026$2.97$3.02
+1.68%		$3.08$2.8862,832 shs$4.35 million
08/24/2026$3.07$2.97
-3.26%		$3.20$2.9213,393 shs$4.28 million
08/21/2026$3.10$3.07
-0.97%		$3.24$3.0323,311 shs$4.42 million
08/20/2026$3.06$3.10
+1.47%		$3.14$2.9720,961 shs$4.34 million
08/19/2026$3.07$3.06
-0.49%		$3.19$2.9016,522 shs$3.33 million
08/18/2026$3.14$3.07
-2.23%		$3.28$2.9064,554 shs$3.35 million
08/17/2026$3.18$3.14
-1.26%		$3.47$3.1040,880 shs$3.41 million
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This page (NASDAQ:BKYI) was last updated on 9/17/2026 by MarketBeat.com Staff.
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