BioLargo - Stock Price History | BLGO

Historical daily share price chart and data for BioLargo since adjusted for splits and dividends. The latest closing stock price for BioLargo as of December 31, 1969 is 0.00.
  • The all-time high BioLargo stock closing price was 0.00 on December 31, 1969.
  • The BioLargo 52-week high stock price is 0.00, which is NAN% above the current share price.
  • The BioLargo 52-week low stock price is 0.00, which is NAN% below the current share price.
  • The average BioLargo stock price for the last 52 weeks is NaN.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
BioLargo Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
Sector Industry Market Cap Revenue
Construction Engineering - Research & Development Services $0.074B $0.012B
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 $40.357B 39.76
Howmet Aerospace (HWM) United States $38.607B 42.42
Alfa Laval AB (ALFVY) Sweden $18.856B 30.01
AECOM (ACM) United States $13.077B 22.90
KBR (KBR) United States $8.253B 20.41
Fluor (FLR) United States $7.915B 15.30
Altair Engineering (ALTR) United States $7.801B 158.45
Spirax Group (SPXSF) United Kingdom $7.142B 0.00
Arcadis (ARCAY) Netherlands $6.596B 0.00
ChampionX (CHX) United States $5.694B 17.38
Gates Industrial (GTES) United States $4.565B 13.02
Sterling Infrastructure (STRL) United States $4.006B 24.92
VSE (VSEC) United States $1.613B 26.94
SENIOR (SNIRF) United Kingdom $0.889B 0.00
Chiyoda (CHYCY) Japan $0.523B 15.54
Mayville Engineering (MEC) United States $0.403B 29.64
TSS (TSSI) United States $0.130B 60.56
Glatfelter (GLT) United States $0.076B 0.00
Harris & Harris (TURN) United States $0.034B 0.00
WANG & LEE GROUP (WLGS) Hong Kong, SAR China $0.020B 0.00
SUs (SUGP) Hong Kong, SAR China $0.015B 0.00
ENGlobal (ENG) United States $0.007B 0.00
CEA Industries (CEAD) United States $0.005B 0.00