BioLargo Price to Book Ratio 2012-2025 | BLGO
Historical price to book ratio values for BioLargo (BLGO) over the last 10 years. The current price to book ratio for BioLargo as of February 06, 2026 is 17.09.
| BioLargo Price/Book Ratio Historical Data | |||
|---|---|---|---|
| Date | Stock Price | Book Value per Share | Price to Book Ratio |
| 2026-02-05 | 0.18 | 16.99 | |
| 2025-09-30 | 0.17 | $0.01 | 16.50 |
| 2025-06-30 | 0.21 | $0.02 | 10.38 |
| 2025-03-31 | 0.28 | $0.02 | 16.36 |
| 2024-12-31 | 0.19 | $0.02 | 9.45 |
| 2024-09-30 | 0.23 | $0.02 | 11.77 |
| 2024-06-30 | 0.26 | $0.02 | 12.88 |
| 2024-03-31 | 0.35 | $0.02 | 20.40 |
| 2023-12-31 | 0.17 | $0.01 | 11.75 |
| 2023-09-30 | 0.17 | $0.01 | 12.55 |
| 2023-06-30 | 0.18 | $0.01 | 12.36 |
| 2023-03-31 | 0.20 | $0.01 | 16.39 |
| 2022-12-31 | 0.19 | $0.01 | 27.07 |
| 2022-09-30 | 0.27 | $0.01 | 36.59 |
| 2022-06-30 | 0.18 | $0.01 | 34.60 |
| 2022-03-31 | 0.23 | $0.01 | 43.06 |
| 2021-12-31 | 0.21 | $0.00 | 58.94 |
| 2021-09-30 | 0.19 | $0.00 | 48.41 |
| 2021-06-30 | 0.17 | $0.00 | 33.86 |
| 2021-03-31 | 0.23 | $0.00 | 71.09 |
| 2020-12-31 | 0.12 | $0.00 | -123.00 |
| 2020-09-30 | 0.15 | $0.00 | 68.27 |
| 2020-06-30 | 0.16 | $-0.01 | -18.74 |
| 2020-03-31 | 0.17 | $-0.01 | -11.49 |
| 2019-12-31 | 0.22 | $-0.01 | -16.49 |
| 2019-09-30 | 0.31 | $-0.01 | -49.20 |
| 2019-06-30 | 0.23 | $-0.01 | -18.02 |
| 2019-03-31 | 0.16 | $-0.01 | -13.23 |
| 2018-12-31 | 0.24 | $-0.01 | -30.32 |
| 2018-09-30 | 0.27 | $-0.01 | -37.08 |
| 2018-06-30 | 0.43 | $-0.01 | -86.88 |
| 2018-03-31 | 0.26 | $-0.04 | -5.97 |
| 2017-12-31 | 0.39 | $-0.03 | -11.77 |
| 2017-09-30 | 0.51 | $-0.02 | -21.61 |
| 2017-06-30 | 0.43 | $-0.03 | -12.37 |
| 2017-03-31 | 0.50 | $-0.02 | -29.24 |
| 2016-12-31 | 0.83 | $-0.01 | -99.64 |
| 2016-09-30 | 0.76 | $0.00 | -424.72 |
| 2016-06-30 | 0.45 | $0.00 | -91.84 |
| 2016-03-31 | 0.33 | $0.00 | 132.00 |
| 2015-12-31 | 0.50 | $0.01 | 37.59 |
| 2015-09-30 | 0.57 | $0.00 | 190.00 |
| 2015-06-30 | 0.37 | $-0.01 | -63.79 |
| 2015-03-31 | 0.36 | $-0.01 | -71.98 |
| 2014-12-31 | 0.31 | $0.00 | -65.96 |
| 2014-09-30 | 0.45 | $0.00 | -112.50 |
| 2014-06-30 | 0.68 | $0.00 | -964.29 |
| 2014-03-31 | 0.39 | $0.00 | -1300.00 |
| 2013-12-31 | 0.25 | $-0.01 | -33.33 |
| 2013-09-30 | 0.28 | $0.00 | -57.12 |
| 2013-06-30 | 0.28 | $-0.01 | -35.44 |
| 2013-03-31 | 0.29 | $-0.01 | -43.28 |
| 2012-12-31 | 0.24 | $0.00 | -58.54 |
| 2012-09-30 | 0.25 | $-0.02 | -15.72 |
| 2012-06-30 | 0.36 | $-0.01 | -25.00 |
| 2012-03-31 | 0.31 | $-0.03 | -10.84 |
| 2011-12-31 | 0.32 | $-0.03 | -12.50 |
| 2011-09-30 | 0.34 | $-0.04 | -8.40 |
| 2011-06-30 | 0.40 | $-0.04 | -11.27 |
| 2011-03-31 | 0.48 | $-0.03 | -14.77 |
| 2010-12-31 | 0.50 | $-0.05 | -9.98 |
| 2010-09-30 | 0.35 | $-0.06 | -5.41 |
| 2010-06-30 | 0.25 | $-0.07 | -3.37 |
| 2010-03-31 | 0.50 | $-0.12 | -4.33 |
| 2009-12-31 | 0.70 | $-0.09 | -7.83 |
| 2009-09-30 | 0.40 | $0.12 | 3.33 |
| 2009-06-30 | 0.45 | $0.14 | 3.13 |
| 2009-03-31 | 0.48 | $0.14 | 3.32 |
| 2008-12-31 | 0.41 | $0.17 | 2.36 |
| 2008-09-30 | 0.89 | $0.19 | 4.70 |
| 2008-06-30 | 1.10 | $0.20 | 5.46 |
| 2008-03-31 | 1.20 | $0.20 | 5.88 |
| 2007-12-31 | 0.96 | $0.23 | 4.25 |
| 2007-09-30 | 0.36 | $-0.05 | -6.65 |
| 2007-06-30 | 0.65 | $-0.05 | -13.74 |
| 2007-03-31 | 0.31 | $-0.28 | -1.10 |
| 2006-12-31 | 0.30 | $-1.70 | -0.18 |
| 2006-09-30 | 0.50 | $-1.84 | -0.27 |
| 2006-06-30 | 0.50 | $-2.10 | -0.24 |
| 2006-03-31 | 0.50 | $-2.09 | -0.24 |
| Sector | Industry | Market Cap | Revenue |
|---|---|---|---|
| Construction | Engineering - Research & Development Services | $0.056B | $0.018B |
| BioLargo Inc. is a cleantech and life sciences innovator and engineering services solution provider. The company's core products address PFAS contamination, achieve advanced water and wastewater treatment, control odor and VOCs. BioLargo Inc. is based in WESTMINSTER, CA. | |||
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