BioLargo, Inc. (BLGO)
OTCMKTS · Delayed Price · Currency is USD
0.0969
+0.0094 (10.74%)
At close: Sep 8, 2026

BioLargo Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 8, 20260.090.100.090.100.1010.74%647,994
Sep 4, 20260.090.090.090.090.09-2.78%532,835
Sep 3, 20260.090.100.090.090.09-5.26%666,475
Sep 2, 20260.100.100.090.100.101.60%880,903
Sep 1, 20260.100.100.090.090.09-4.54%239,678
Aug 31, 20260.100.110.100.100.10-3.97%334,014
Aug 28, 20260.100.100.100.100.102.20%108,871
Aug 27, 20260.110.110.100.100.10-6.29%501,296
Aug 26, 20260.110.110.100.110.11-2.92%157,171
Aug 25, 20260.110.110.100.110.113.49%190,321
Aug 24, 20260.100.110.100.110.118.94%273,304
Aug 21, 20260.080.100.080.100.1016.64%1,124,405
Aug 20, 20260.100.100.080.080.08-12.47%1,337,657
Aug 19, 20260.100.100.090.100.10-3.00%290,421
Aug 18, 20260.100.100.090.100.10-1.85%332,428
Aug 17, 20260.100.110.100.100.10-3.75%209,832
Aug 14, 20260.100.100.100.100.102.46%138,858
Aug 13, 20260.110.110.100.100.10-2.12%306,753
Aug 12, 20260.110.110.100.100.10-2.63%102,652
Aug 11, 20260.110.110.100.110.110.47%154,981
Aug 10, 20260.110.110.100.110.11-3.64%165,170
Aug 7, 20260.110.110.100.110.114.86%489,445
Aug 6, 20260.100.110.100.100.10-1.96%456,291
Aug 5, 20260.110.110.100.110.11-2.64%526,076
Aug 4, 20260.100.110.100.110.114.67%665,921
Aug 3, 20260.100.110.100.110.110.96%584,411
Jul 31, 20260.100.110.100.100.10-5.45%171,053
Jul 30, 20260.110.110.100.110.112.47%108,345
Jul 29, 20260.110.110.100.110.113.08%325,707
Jul 28, 20260.110.110.100.100.10-3.13%209,940
Jul 27, 20260.110.120.110.110.11-4.51%219,065
Jul 24, 20260.110.120.110.110.11-2.10%542,108
Jul 23, 20260.120.120.110.120.12-3.12%302,917
Jul 22, 20260.110.120.110.120.122.95%74,718
Jul 21, 20260.110.120.100.120.125.30%260,993
Jul 20, 20260.120.120.100.110.111.30%662,109
Jul 17, 20260.120.120.110.110.11-5.28%216,867
Jul 16, 20260.110.120.110.110.111.90%206,768
Jul 15, 20260.120.120.110.110.11-4.92%164,765
Jul 14, 20260.110.120.110.120.125.56%46,830
Jul 13, 20260.110.120.110.110.11-2.53%238,531
Jul 10, 20260.110.110.110.110.11-0.17%20,654
Jul 9, 20260.110.120.110.110.11-1.11%586,718
Jul 8, 20260.110.120.110.120.127.40%199,566
Jul 7, 20260.110.120.110.110.11-2.70%343,503
Jul 6, 20260.110.120.110.110.110.45%163,371
Jul 2, 20260.120.120.110.110.11-2.21%312,710
Jul 1, 20260.120.120.110.110.11-0.44%319,744
Jun 30, 20260.110.120.100.110.11-5.42%852,278
Jun 29, 20260.110.120.110.120.126.18%670,056