Comfort Systems USAvs.Modine Manufacturing
FIX vs MOD · both in Cooling, power & data center infrastructure, part of the AI & digital infrastructure value chain: Power, cooling and physical equipment, AI's physical foundation.
Comfort Systems USA is about 6.2× larger than Modine Manufacturing by market cap; Comfort Systems USA trades at the lower P/E (42.1 vs 67.0); year to date, Comfort Systems USA leads (+86.6% vs +41.9%).
Side by side
| FIX | MOD | |
|---|---|---|
| Market cap | $60.3B | $9.7B |
| Price | $1,706.39 | $181.89 |
| Today | −2.0% | −4.0% |
| Return YTD | +86.6% | +41.9% |
| Return 1Y | +113.3% | +26.4% |
| Since June 26, 2026 | −8.0% | −28.9% |
| P/E | 42.1 | 67.0 |
| P/S | 5.4 | 2.9 |
| P/B | 18.8 | 8.0 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
Comfort Systems USAFIX
Mechanical contracting: HVAC and cooling, plus electrical and plumbing work. The data center building boom has been good for the order book.
Full FIX profile →Modine ManufacturingMOD
Thermal systems were the old business; data centre cooling is the new one, sized for the heat AI servers give off.
Full MOD profile →More FIX & MOD comparisons
Other head-to-heads in the Cooling, power & data center infrastructure segment.