Amphenol (APH) Price to Book (2009 - 2026)
Amphenol's Price to Book came in at 12.05 for Q3 2026, up 0.2% from 12.03 a year earlier but down 13.5% from the prior quarter.
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Analysis
Amphenol (APH) Price to Book (2009 - 2026) Analysis & Trends
For FY2025, Amphenol's Price to Book was 12.28, up 44.0% from FY2024.
- Price to Book has increased in each of the last three years.
- Going back by year, Price to Book was 8.53 in FY2024 (+20.6%), 7.07 in FY2023 (+10.5%), 6.40 in FY2022 (-22.3%) and 8.24 in FY2021 (+14.7%).
- The five-year range for quarterly Price to Book is 5.87 (Q2 2022) to 13.92 (Q2 2026).
- Year-over-year, Price to Book has increased for six consecutive quarters, with growth averaging 25.1% over the last eight quarters.
- The fastest year-over-year change in Price to Book over five years came in Q3 2025 (growth of 45.5%), and the weakest in Q4 2022 (a decline of 22.3%).
- Business Quant data shows APH's Price to Book at 13.92 (Q2 2026), 11.04 (Q1 2026) and 12.28 (Q4 2025) in the three quarters before Q3 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Caterpillar | 267.46 Bn | 238.77 Bn | 7.35 Bn |
| 2 | Amphenol | 197.37 Bn | 192.21 Bn | 4.02 Bn |
| 3 | Deere | 185.36 Bn | 194.13 Bn | 4.66 Bn |
| 4 | Eaton | 137.64 Bn | 134.62 Bn | 3.11 Bn |
| 5 | Parker-Hannifin | 121.80 Bn | 119.79 Bn | 2.26 Bn |
| 6 | 3M | 97.84 Bn | 80.25 Bn | 2.78 Bn |
| 7 | Emerson Electric | 93.37 Bn | 85.86 Bn | 2.74 Bn |
| 8 | Illinois Tool Works | 81.86 Bn | 78.53 Bn | 1.91 Bn |
| 9 | Vertiv Holdings | 74.77 Bn | 63.62 Bn | 1.64 Bn |
| 10 | Tenaris | 64.57 Bn | 36.09 Bn | 1.07 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 12.06 |
| Jun 30, 2026 | 13.92 |
| Mar 31, 2026 | 11.04 |
| Dec 31, 2025 | 12.28 |
| Sep 30, 2025 | 12.03 |
| Jun 30, 2025 | 10.40 |
| Mar 31, 2025 | 7.65 |
| Dec 31, 2024 | 8.53 |
| Sep 30, 2024 | 8.26 |
| Jun 30, 2024 | 8.99 |
| Mar 31, 2024 | 7.93 |
| Dec 31, 2023 | 7.07 |
| Sep 30, 2023 | 6.35 |
| Jun 30, 2023 | 6.69 |
| Mar 31, 2023 | 6.60 |
| Dec 31, 2022 | 6.40 |
| Sep 30, 2022 | 6.01 |
| Jun 30, 2022 | 5.87 |
| Mar 31, 2022 | 6.94 |
| Dec 31, 2021 | 8.24 |
API Access
Amphenol Price to Book API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=price-to-book&ticker=APH&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "price-to-book", "ticker": "APH", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=price-to-book&ticker=APH&period=max&api_key=YOUR_API_KEY");
const data = await res.json();