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 13, 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
2025-06-13 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 $0.062B $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.
Stock Name Country Market Cap PE Ratio
Quanta Services (PWR) United States $53.175B 41.95
Alfa Laval AB (ALFVY) Sweden $17.659B 24.41
AECOM (ACM) United States $14.835B 22.47
Fluor (FLR) United States $7.968B 18.83
Babcock Group (BCKIY) United Kingdom $7.174B 0.00
KBR (KBR) United States $6.966B 15.08
Sterling Infrastructure (STRL) United States $6.214B 31.15
Amentum Holdings (AMTM) United States $5.587B 0.00
ChampionX (CHX) United States $5.012B 14.46
Arcadis (ARCAY) Netherlands $4.714B 0.00
VSE (VSEC) United States $2.905B 46.39
Vesuvius (CKSNY) United Kingdom $1.201B 0.00
TSS (TSSI) United States $0.512B 56.83
Chiyoda (CHYCY) Japan $0.505B 6.96
Magnera (MAGN) United States $0.494B 0.00
Skyline Builders (SKBL) Hong Kong, SAR China $0.329B 0.00
Mayville Engineering (MEC) United States $0.302B 13.66
Harris & Harris (TURN) United States $0.040B 0.00
SKK Holdings (SKK) Singapore $0.011B 0.00
SUs (SUGP) Hong Kong, SAR China $0.009B 0.00
CEA Industries (CEAD) United States $0.008B 0.00
WANG & LEE GROUP (WLGS) Hong Kong, SAR China $0.001B 0.00