BioLargo, Inc.

BioLargo, Inc.

BLGO
BioLargo, Inc.US flagOther OTC
0.09
USD
+0.00
- -
28.82MMarket Cap
2013 Y
2014 Y
2015 Y
2016 Y
2017 Y
2018 Y
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
TTM
Revenue per Share
- -
- -
- -
- -
0.01
0.01
0.01
0.01
0.01
0.02
0.04
0.06
0.03
0.01
Basic EPS, GAAP
-0.03
-0.05
-0.06
-0.09
-0.09
-0.08
-0.07
-0.04
-0.03
-0.02
-0.01
-0.01
-0.04
-0.05
Free Cash Flow per Basic Share
-0.02
-0.02
-0.02
-0.04
-0.04
-0.03
-0.03
-0.02
-0.02
-0.01
-0.01
-0.01
-0.03
-0.03
Dividend per Share
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Book Value per Share
-0.01
-0.01
- -
-0.01
-0.04
-0.01
-0.01
0.02
0.02
0.02
0.02
0.03
0.01
-0.01
Tangible Book Value per Share
-0.01
-0.01
- -
-0.01
-0.04
-0.02
-0.02
0.01
0.02
0.02
0.02
0.03
0.01
-0.01
Basic Weighted Avg Shares
73
80
84
88
99
122
152
196
247
268
286
298
307
316
Sales/Revenue/Turnover
- -
- -
- -
- -
1
1
2
2
3
6
12
18
8
4
Operating Margin (%)
-1,559.82
-3,040.35
-3,199.79
-1,698.09
-1,101.74
-453.15
-344.71
-301.6
-251.32
-85.93
-34.04
-24.21
-141
-348.35
Depreciation Expense
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Net Income, GAAP
-3
-4
-5
-8
-9
-10
-11
-8
-7
-4
-4
-2
-12
-14
Effective Tax Rate (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Profit Margin (%)
-1,505.44
-3,309.92
-3,962.92
-2,788.89
-1,767.05
-749.34
-574.42
-346.71
-279.73
-76.02
-28.65
-13.51
-151.71
-354.76
Working Capital
-1
- -
1
1
-3
-2
-3
-2
- -
2
4
4
- -
-1
LT Debt
- -
- -
- -
2
1
1
1
1
1
1
1
2
2
5
Total Equity
-1
- -
1
-1
-3
-1
-2
- -
1
2
4
6
2
-3
Return on Invested Capital (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Return on Capital (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Return on Common Equity (%)
- -
- -
- -
- -
- -
- -
- -
- -
-166.37
-93.86
-59.79
-30.61
-182.73
-587.39

Capital Structure

FRC

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
ST Debt
2
2
2
LT Borrowings
1
3
4
LT Finance Leases
1
1
1
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
317
320
321
Market Capitalization
58
52
36

Working Capital

FRC

•

in mil. unless spec.
Dec'25
Mar'26
Jun'26
Total Current Assets
5
5
3
Cash, Cash Equivalents & STI
4
4
2
Accounts Receivable, Net
1
1
1
Inventories
- -
- -
- -
Total Current Liabilities
5
5
5
Payables & Accruals
3
3
3
ST Debt
2
2
2
Deferred Revenue
- -
- -
- -

Growth Rates

FRC

•

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
-19.02%
-60.64%
-74.8%
Free Cash Flow
22.23%
21.85%
87.86%
Net Income, GAAP
35.14%
56.89%
390.42%
Sales/Revenue/Turnover
66.88%
46.69%
-56.32%
Total Cash Common Dividend
- -
- -
- -

Quarterly Revenue

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
5
5
4
4
18
2025
3
3
1
1
8
2026
1
1
- -
- -
- -

Quarterly Earnings Per Share

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
-0.01
2025
- -
- -
-0.02
- -
-0.04
2026
-0.01
-0.01
- -
- -
- -

Quarterly Dividends Per Share

FRC

•

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
- -
- -
- -
- -
- -
2025
- -
- -
- -
- -
- -
2026
- -
- -
- -
- -
- -

Company Description

CEO
Dennis Calvert
Full Time Employees
45
Sector
Basic Materials
Industry
Chemicals - Specialty
Address
14921 Chestnut Street Westminster CA United States of America 92683
IPO Date
Mar 22, 2007
Business
BioLargo, Inc. innovates, engineers, and markets a range of proprietary technologies. The company’s solutions address critical environmental issues, including per- and polyfluoroalkyl substances (PFAS) contamination, advanced water and wastewater treatment, industrial odor and volatile organic compound (VOC) management, air quality improvement, and infection control. With a foundation of extensive research and development, it holds numerous issued patents, cultivates a robust product pipeline, and offers comprehensive environmental engineering services. Among its offerings are the Aqueous Electrostatic Concentrator (AEC) system, designed for efficient PFAS removal from water, and the Advanced Oxidation System (AOS), which rapidly eliminates pathogens and complex contaminants. Its CupriDyne Clean industrial products are formulated to neutralize challenging odors and VOCs across various industrial environments. The company also develops advanced wound care and surgical irrigation products through its Clyra Medical Technologies subsidiary, including the ViaCLYR™ Wound Irrigation Solution. Additionally, BioLargo is advancing its Cellinity Liquid Sodium Battery technology for long-duration energy storage. BioLargo, Inc. was established in 1991 and maintains its operations in Westminster, California.

Company News

  • BioLargo, Inc. (BLGO) Q2 2026 Earnings Call Transcript

  • BioLargo Canada and Tu Nipi Form Indigenous-Led Partnership to Treat Oil Sands Process Water and More

  • BioLargo Townhall and Q2 2026 Earnings Results Webcast and Conference Call on Thursday, September 10th, 2026 - 4:00 PM Eastern Time

  • BioLargo's Subsidiary Clyra Medical Adds Third Distribution Channel Accelerating Commercial Rollout of ViaClyr Wound Irrigation Solution

  • BioLargo, Inc. to Present at the Inaugural Nasdaq / LD Micro Summit on September 9, 2026

  • Critical Review: BioLargo (NASDAQ:BLGO) and Akzo Nobel (OTCMKTS:AKZOD)

  • BioLargo to Participate in Gabelli Funds' 4th Annual PFAS Symposium in New York

  • Gabelli To Host 4th Annual PFAS Symposium

  • BioLargo Reports Second Quarter 2026 Results; Revenue Up 12% Sequentially, Gross Margin Expands to 54%

  • BioLargo's Lake Stockholm AEC Installation passes six months of PFAS remediation Topping Two Million Gallons

  • BioLargo Joins New Jersey Institute of Technology-Led PFAS Consortium; President Tonya Chandler Appointed to Board of Directors

  • BioLargo Equipment Solutions & Technologies' "PFAS Lady" to Teach PFAS 101 at 41st Annual Tri-State Seminar

  • BioLargo PFAS Treatment Technology Featured in The Disruptive Quarterly

  • BioLargo Relaunching CupriDyne(R)-Based Consumer Products - Back by Popular Demand and Generated More than $125 Million in Pet-Care Sales

  • BioLargo Engineering Unit Awarded $1.4 Million in U.S. Air Force Environmental Contract Renewals

  • BioLargo, Inc. (BLGO) Shareholder/Analyst Call Transcript

  • BioLargo Subsidiary Clyra Medical Signs Exclusive Distribution Agreement with Al- Hikma FZCO for ViaCLYR(TM) Across the Middle East, North Africa, and Adjacent Markets

  • BioLargo Signs Memorandum of Understanding with Aquatech to Accelerate Commercialization of PFAS Treatment Technology

  • BioLargo to Participate in a Town Hall Meeting Hosted by the BioLargo Shareholder Community on Discord on May 5, 2026

  • BioLargo (NASDAQ:BLGO) versus Global Partner Acquisition Corp II (NASDAQ:GPAC) Critical Survey