BioLargo, Inc. (BLGO)
OTCMKTS · Delayed Price · Currency is USD
0.1700
+0.0002 (0.11%)
At close: Feb 12, 2026

BioLargo Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Feb 12, 20260.170.170.170.170.170.12%288,563
Feb 11, 20260.170.180.160.170.17-2.86%365,184
Feb 10, 20260.180.180.170.170.17-2.40%333,279
Feb 9, 20260.170.180.170.180.181.76%515,517
Feb 6, 20260.170.180.170.180.180.92%448,382
Feb 5, 20260.180.180.170.170.172.35%696,929
Feb 4, 20260.180.180.170.170.17-2.85%123,295
Feb 3, 20260.170.180.170.180.18-1.96%89,285
Feb 2, 20260.170.180.170.180.18-0.06%115,127
Jan 30, 20260.170.180.170.180.18-0.22%175,407
Jan 29, 20260.180.180.170.180.18-0.17%538,147
Jan 28, 20260.180.180.170.180.181.53%348,561
Jan 27, 20260.180.190.170.180.18-3.49%414,242
Jan 26, 20260.190.190.180.180.18-0.86%448,539
Jan 23, 20260.190.190.180.190.19-1.28%309,074
Jan 22, 20260.190.190.180.190.192.85%223,437
Jan 21, 20260.190.190.180.180.18-1.25%265,236
Jan 20, 20260.190.190.180.180.18-2.59%384,272
Jan 16, 20260.180.190.180.190.194.64%636,813
Jan 15, 20260.180.180.180.180.18-1.63%389,776
Jan 14, 20260.190.190.180.180.18-0.54%110,809
Jan 13, 20260.190.190.180.190.18-2.48%328,237
Jan 12, 20260.180.190.180.190.19-2.62%509,545
Jan 9, 20260.190.190.190.190.191.46%25,638
Jan 8, 20260.200.200.190.190.19-1.69%135,169
Jan 7, 20260.190.200.190.200.204.05%739,109
Jan 6, 20260.190.190.180.190.191.46%101,373
Jan 5, 20260.180.190.180.190.19-1.49%425,054
Jan 2, 20260.190.190.180.190.191.90%237,029
Dec 31, 20250.180.190.180.180.182.73%252,181
Dec 30, 20250.180.180.180.180.181.64%164,167
Dec 29, 20250.180.180.180.180.180.74%264,815
Dec 26, 20250.180.180.170.180.18-3.42%595,443
Dec 24, 20250.180.180.180.180.180.28%221,646
Dec 23, 20250.180.180.180.180.18-0.60%229,918
Dec 22, 20250.180.180.180.180.180.11%215,760
Dec 19, 20250.180.180.180.180.18-0.87%456,390
Dec 18, 20250.180.180.180.180.18-0.11%149,779
Dec 17, 20250.180.180.180.180.182.00%693,950
Dec 16, 20250.180.180.180.180.18-2.44%121,270
Dec 15, 20250.180.190.170.180.185.37%712,394
Dec 12, 20250.180.180.170.180.18-2.72%478,858
Dec 11, 20250.180.190.180.180.180.73%306,788
Dec 10, 20250.180.180.180.180.18-0.72%309,787
Dec 9, 20250.180.180.180.180.181.12%150,548
Dec 8, 20250.190.190.180.180.18-6.27%372,667
Dec 5, 20250.190.190.180.190.19-223,174
Dec 4, 20250.190.190.190.190.19-1.09%154,686
Dec 3, 20250.190.200.190.190.19-0.36%424,949
Dec 2, 20250.190.190.180.190.194.05%317,171