BioLargo, Inc. (BLGO) stock

BLGOOTCChemicals & Allied ProductsFiscal year ends December 31

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 14, 2026Score 0/30

$0.07+0.00 (+0.90%)

Close on Oct 19, 2026Market cap $23.27MP/E –Yield –

BioLargo gross margin

Gross margin is gross profit as a percentage of revenue.

BioLargo's gross margin for the twelve months ending Jun 30, 2026 was 40.0%. For fiscal 2025 it was 43.9%, against 44.2% the year before. The highest annual figure on record is 82.3% in fiscal 2013.

Annual gross margin

Period	Period end	Value	Change (pts)
FY2025	Dec 31, 2025	43.9%	−0.3
FY2024	Dec 31, 2024	44.2%	−6.1
FY2023	Dec 31, 2023	50.3%	+1.8
FY2022	Dec 31, 2022	48.6%	+5.0
FY2021	Dec 31, 2021	43.6%	−6.9
FY2020	Dec 31, 2020	50.5%	+1.3
FY2019	Dec 31, 2019	49.2%	+3.7
FY2018	Dec 31, 2018	45.5%	+8.1
FY2017	Dec 31, 2017	37.4%	−24.9
FY2016	Dec 31, 2016	62.3%	+11.0
FY2015	Dec 31, 2015	51.4%	+1.6
FY2014	Dec 31, 2014	49.8%	−32.5
FY2013	Dec 31, 2013	82.3%	+43.0
FY2012	Dec 31, 2012	39.3%	−32.0
FY2011	Dec 31, 2011	71.3%	+51.4
FY2010	Dec 31, 2010	20.0%	–

Quarterly gross margin

Change is against the same quarter a year earlier.

Period	Period end	Value	Change (pts)
Q2 FY2026	Jun 30, 2026	54.1%	+2.9
Q1 FY2026	Mar 31, 2026	41.1%	−4.4
Q4 FY2025	Dec 31, 2025	20.7%	−27.1
Q3 FY2025	Sep 30, 2025	33.7%	−5.9
Q2 FY2025	Jun 30, 2025	51.2%	+8.5
Q1 FY2025	Mar 31, 2025	45.5%	−1.7
Q4 FY2024	Dec 31, 2024	47.9%	+0.1
Q3 FY2024	Sep 30, 2024	39.6%	−14.1
Q2 FY2024	Jun 30, 2024	42.6%	−14.0
Q1 FY2024	Mar 31, 2024	47.2%	−1.2
Q4 FY2023	Dec 31, 2023	47.8%	+1.8
Q3 FY2023	Sep 30, 2023	53.7%	+3.6
Q2 FY2023	Jun 30, 2023	56.6%	+9.5
Q1 FY2023	Mar 31, 2023	48.4%	−5.6
Q4 FY2022	Dec 31, 2022	46.0%	+5.0
Q3 FY2022	Sep 30, 2022	50.1%	+1.0
Q2 FY2022	Jun 30, 2022	47.1%	+3.8
Q1 FY2022	Mar 31, 2022	54.0%	+13.4
Q4 FY2021	Dec 31, 2021	41.0%	−10.3
Q3 FY2021	Sep 30, 2021	49.2%	−5.6
Q2 FY2021	Jun 30, 2021	43.3%	−8.6
Q1 FY2021	Mar 31, 2021	40.6%	−0.1
Q4 FY2020	Dec 31, 2020	51.3%	−0.5
Q3 FY2020	Sep 30, 2020	54.8%	+4.6
Q2 FY2020	Jun 30, 2020	51.9%	+5.4
Q1 FY2020	Mar 31, 2020	40.8%	−6.5
Q4 FY2019	Dec 31, 2019	51.8%	+3.5
Q3 FY2019	Sep 30, 2019	50.2%	−5.8
Q2 FY2019	Jun 30, 2019	46.5%	+7.9
Q1 FY2019	Mar 31, 2019	47.3%	+19.8
Q4 FY2018	Dec 31, 2018	48.3%	+0.7
Q3 FY2018	Sep 30, 2018	56.0%	+27.6
Q2 FY2018	Jun 30, 2018	38.5%	+11.9
Q1 FY2018	Mar 31, 2018	27.5%	−23.6
Q4 FY2017	Dec 31, 2017	47.6%	+3.6
Q3 FY2017	Sep 30, 2017	28.3%	−42.6
Q2 FY2017	Jun 30, 2017	26.6%	–
Q1 FY2017	Mar 31, 2017	51.0%	–
Q4 FY2016	Dec 31, 2016	43.9%	–
Q3 FY2016	Sep 30, 2016	71.0%	–