BioLargo PE Ratio 2010-2025 | BLGO

Current and historical p/e ratio for BioLargo (BLGO) from 2010 to 2025. The price to earnings ratio is calculated by taking the latest closing price and dividing it by the most recent earnings per share (EPS) number. The PE ratio is a simple way to assess whether a stock is over or under valued and is the most widely used valuation measure. BioLargo PE ratio as of June 11, 2025 is 0.00.

Please refer to the Stock Price Adjustment Guide for more information on our historical prices.

BioLargo PE Ratio Historical Data
Date Stock Price TTM Net EPS PE Ratio
2025-06-11 0.20 0.00
2025-03-31 0.28 $-0.01 0.00
2024-12-31 0.19 $-0.01 0.00
2024-09-30 0.23 $-0.01 0.00
2024-06-30 0.26 $-0.02 0.00
2024-03-31 0.35 $-0.03 0.00
2023-12-31 0.17 $-0.03 0.00
2023-09-30 0.17 $-0.02 0.00
2023-06-30 0.18 $-0.01 0.00
2023-03-31 0.20 0 0.00
2022-12-31 0.19 $-0.01 0.00
2022-09-30 0.27 $-0.02 0.00
2022-06-30 0.18 $-0.03 0.00
2022-03-31 0.23 $-0.04 0.00
2021-12-31 0.21 $-0.04 0.00
2021-09-30 0.19 $-0.03 0.00
2021-06-30 0.17 $-0.03 0.00
2021-03-31 0.23 $-0.04 0.00
2020-12-31 0.12 $-0.04 0.00
2020-09-30 0.15 $-0.07 0.00
2020-06-30 0.16 $-0.08 0.00
2020-03-31 0.17 $-0.07 0.00
2019-12-31 0.22 $-0.08 0.00
2019-09-30 0.31 $-0.07 0.00
2019-06-30 0.23 $-0.07 0.00
2019-03-31 0.16 $-0.09 0.00
2018-12-31 0.24 $-0.09 0.00
2018-09-30 0.27 $-0.09 0.00
2018-06-30 0.43 $-0.09 0.00
2018-03-31 0.26 $-0.09 0.00
2017-12-31 0.39 $-0.09 0.00
2017-09-30 0.51 $-0.09 0.00
2017-06-30 0.43 $-0.10 0.00
2017-03-31 0.50 $-0.09 0.00
2016-12-31 0.83 $-0.08 0.00
2016-09-30 0.76 $-0.07 0.00
2016-06-30 0.45 $-0.06 0.00
2016-03-31 0.33 $-0.05 0.00
2015-12-31 0.50 $-0.05 0.00
2015-09-30 0.57 $-0.05 0.00
2015-06-30 0.37 $-0.04 0.00
2015-03-31 0.36 $-0.04 0.00
2014-12-31 0.31 $-0.04 0.00
2014-09-30 0.45 $-0.04 0.00
2014-06-30 0.68 $-0.04 0.00
2014-03-31 0.39 $-0.04 0.00
2013-12-31 0.25 $-0.04 0.00
2013-09-30 0.28 $-0.05 0.00
2013-06-30 0.28 $-0.04 0.00
2013-03-31 0.29 $-0.06 0.00
2012-12-31 0.24 $-0.05 0.00
2012-09-30 0.25 $-0.03 0.00
2012-06-30 0.36 $-0.03 0.00
2012-03-31 0.31 0 0.00
2011-12-31 0.32 0 0.00
2011-09-30 0.34 0 0.00
2011-06-30 0.40 0 0.00
2011-03-31 0.48 0 0.00
2010-12-31 0.50 0 0.00
2010-09-30 0.35 0 0.00
2010-06-30 0.25 0 0.00
2010-03-31 0.50 0 0.00
2009-12-31 0.70 0 0.00
Sector Industry Market Cap Revenue
Construction Engineering - Research & Development Services $0.063B $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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