Helio - 3 Year Stock Price History | HLEO

Historical daily share price chart and data for Helio since 2023 adjusted for splits and dividends. The latest closing stock price for Helio as of May 15, 2026 is 2.83.
  • The all-time high Helio stock closing price was 9.00 on February 12, 2024.
  • The Helio 52-week high stock price is 9.80, which is 246.3% above the current share price.
  • The Helio 52-week low stock price is 0.10, which is 96.5% below the current share price.
  • The average Helio stock price for the last 52 weeks is 1.79.
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Helio Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 1.7020 0.4499 2.9500 0.4499 2.8300 573.81%
2025 3.3842 4.5000 8.2500 0.1000 0.4200 -90.67%
2024 5.5226 1.0000 9.0000 1.0000 4.5000 350.00%
Sector Industry Market Cap Revenue
Construction Engineering - Research & Development Services $0.066B $0.004B
Helio Corporation is a technology, engineering and research and development holding company serving commercial, government and non-profit organizations. Helio Corporation is based in BERKELEY, CA.
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KBR (KBR) United States $4.649B 9.40
Metallurgical Of China (MLLUY) China $4.445B 0.00
Kadant Inc (KAI) United States $3.838B 35.06
Arcadis (ARCAY) Netherlands $2.445B 0.00
Cardinal Infrastructure Group (CDNL) United States $1.956B 0.00
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SENIOR (SNIRF) United Kingdom $1.749B 0.00
Vesuvius (CKSNY) United Kingdom $1.578B 0.00
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Magnera (MAGN) United States $0.358B 0.00
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Matrix Service (MTRX) United States $0.343B 0.00
Magnitude (MAGH) Singapore $0.237B 0.00
Shimmick (SHIM) United States $0.142B 0.00
Skyline Builders (SKBL) Hong Kong, SAR China $0.047B 0.00
SUs (SUGP) Hong Kong, SAR China $0.007B 0.00
SKK Holdings (SKK) Singapore $0.006B 0.00