Carlisle Companies Inc (CSL) is overvalued and Advanced Drainage Systems Inc (WMS) is overvalued.
Both trade above our estimate of their intrinsic value. CSL is the closer of the two: -24%, against -30% for WMS.
Values as of the 19 Oct 2026 close.
Discounting its cash flows at 8.6% (average of 3 methods) values the shares at $266.46; the price of $330.47 is 24% above that value, and 77% of that value comes from beyond year five.
Leak Score 67/100 on 12 of 12 signals
Discounting its cash flows at 10.2% (average of 3 methods) values the shares at $98.51; the price of $127.78 is 30% above that value, and 72% of that value comes from beyond year five.
Leak Score 63/100 on 12 of 12 signals
| Metric | CSL | WMS |
|---|---|---|
| Verdict | Overvalued | Overvalued |
| Price | $330.47 | $127.78 |
| Intrinsic value | $266.46 | $98.51 |
| Margin of safety | -24% | -30% |
| Leak Score | 67/100 (12/12) | 63/100 (12/12) |
| Market cap | $13.1B | $9.6B |
| Revenue growth, 5 years | 4.8% | 9.0% |
| Operating margin | 20.6% | 21.5% |
| Net margin | 14.3% | 14.0% |
| Return on equity | 39.4% | 25.3% |
| Debt to equity | 1.78 | 0.95 |
| P/E | 18.8x | 22.1x |
| Forward P/E | 13.8x | 17.3x |
| P/B | 8.1x | 5.1x |
| Dividend yield | 1.4% | 0.6% |