AirJoule Technologies (AIRJ) vs Perma-Pipe International (PPIH)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Perma-Pipe International (PPIH) has outperformed AirJoule Technologies (AIRJ) over the past year, gaining 32.7% versus a loss of 31.6%. AirJoule Technologies is the larger company by market cap ($271.0 million vs $255.6 million), about 1.1 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | AIRJ | PPIH |
|---|---|---|
| Share price | $3.70 | $31.19 |
| Market cap | $271.02M | $255.61M |
| 1-day change | +0.41% | -1.64% |
| YTD return | -6.60% | +4.45% |
| 1-year return | -31.60% | +32.68% |
| 5-year return | — | +278.85% |
| P/E ratio (TTM) | — | 16.42 |
| EPS (TTM) | $-1.30 | $1.90 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $6.75 | $36.72 |
| 52-week low | $2.22 | $23.01 |
| Distance from 52-week high | -45.26% | -15.06% |
| Analyst consensus | strong_buy | none |
| Avg. price target upside | +151.42% | +21.83% |
| Average volume | 1.33M | 80.20K |
| Shares outstanding | 73.35M | 8.20M |
| Employees | 16 | 909 |
| Sector | Industrials | Industrials |
| Industry | Industrial Machinery/Components | Pollution Control Equipment |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- PPIH has outperformed AIRJ by 64.3 percentage points over the past year.
About AirJoule Technologies
AIRJ stock →AirJoule Technologies Corporation operates as an atmospheric renewable energy and water harvesting technology company. It provides energy and dehumidification, water harvesting systems, water recapture systems, evaporative heat pump systems, water heating systems, low relative humidity drying systems, pre- and mid-cool integration coils, evaporative cooling, advanced vacuum pump systems, isothermal condenser design, gate and seal systems, and atmospheric water generation through its AirJoule technology.
Industrials · Industrial Machinery/Components · 16 employees
About Perma-Pipe International
PPIH stock →Perma-Pipe International Holdings, Inc., together with its subsidiaries, designs, engineers, manufactures, and sells specialty piping and leak detection systems in the United States, Canada, the United Arab Emirates, Saudi Arabia, and internationally. The company offers insulated and jacketed district heating and cooling piping systems for energy distribution from central energy plants to other locations; and primary and secondary containment piping systems for transporting chemicals, hazardous fluids, and petroleum products.
Industrials · Pollution Control Equipment · 909 employees
AIRJ vs PPIH FAQ
Which is bigger, AirJoule Technologies or Perma-Pipe International?
AirJoule Technologies (AIRJ) is larger, with a market capitalization of $271.02M compared with $255.61M for Perma-Pipe International (PPIH).
Which stock has performed better over the past year, AIRJ or PPIH?
PPIH returned +32.68% over the past 12 months, compared with -31.60% for AIRJ (price return, excluding dividends). Past performance does not predict future results.
Are AirJoule Technologies and Perma-Pipe International in the same industry?
Both are in the Industrials sector, but in different industries: Industrial Machinery/Components for AirJoule Technologies and Pollution Control Equipment for Perma-Pipe International.