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Trading Hours (Monday - Friday):

Pre-market
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All times are displayed in the America/New_York timezone (EDT, UTC-04:00).
4 USD
0.27
6.32%
Last update Apr 6, 3:55 PM EDT
Pre-market
Day range
3.95000
4.29000
Previous close
4.27000
Open
4.17000
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Precision Optics Corporation, Inc.
4.00
0.27
6.32%

Historical data

Prices

Date Open High Low Close % Change Volume
Apr 06, 2026 4.17 4.29 3.95 4 -4.08% 26991
Apr 02, 2026 4.05 4.29 4.05 4.27 5.43% 31000
Apr 01, 2026 4.41 4.45 4.01 4.01 -9.07% 38000
Mar 31, 2026 4.33 4.41 4.24 4.39 1.39% 8200
Mar 30, 2026 4.19 4.39 3.93 4.20 0.24% 26000
Mar 27, 2026 3.89 4.27 3.55 4.19 7.71% 151300
Mar 26, 2026 4.05 4.42 4.05 4.21 3.95% 42800
Mar 25, 2026 4.47 4.56 4.35 4.49 0.45% 2800
Mar 24, 2026 4.38 4.56 4.28 4.28 -2.28% 3700
Mar 23, 2026 4.53 4.53 4.27 4.38 -3.31% 3700
Mar 20, 2026 4.08 4.48 4.08 4.40 7.84% 35600
Mar 19, 2026 4.19 4.44 4.05 4.11 -1.91% 11100
Mar 18, 2026 4.48 4.48 4.12 4.18 -6.70% 10100
Mar 17, 2026 4.14 4.30 3.95 4.15 0.24% 30700
Mar 16, 2026 4.20 4.79 4.15 4.27 1.67% 17300
Mar 13, 2026 4.42 4.48 4.25 4.29 -2.94% 8400
Mar 12, 2026 4.40 4.52 4.23 4.52 2.73% 1900
Mar 11, 2026 4.48 4.60 4.30 4.41 -1.56% 10500
Mar 10, 2026 4.34 4.52 4.30 4.40 1.38% 9500
Mar 09, 2026 4.41 5.34 4.11 4.34 -1.59% 20000
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Pre-market

Exchange is currently open for pre-market.
Main market opens in 4 hours 19 minutes

05:10
00:00
09:30
16:00
23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).