Amphenol (APH) Price to Book (2009 - 2026)
Amphenol's Price to Book came in at 13.92 for Q2 2026, up 33.8% from 10.40 a year earlier and up 26.2% 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 Q2 2026 figure represents the highest quarterly Price to Book in data going back to Q2 2009.
- Year-over-year, Price to Book has increased for five consecutive quarters, with growth averaging 28.8% 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 11.04 (Q1 2026), 12.28 (Q4 2025) and 12.03 (Q3 2025) in the three quarters before Q2 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Caterpillar | 372.79 Bn | 344.49 Bn | 7.76 Bn |
| 2 | Amphenol | 207.98 Bn | 202.68 Bn | 3.55 Bn |
| 3 | Deere | 181.02 Bn | 189.78 Bn | 4.66 Bn |
| 4 | Eaton | 166.86 Bn | 164.09 Bn | 2.86 Bn |
| 5 | Parker-Hannifin | 120.45 Bn | 118.58 Bn | 2.25 Bn |
| 6 | Vertiv Holdings | 92.94 Bn | 83.56 Bn | 1.23 Bn |
| 7 | Emerson Electric | 86.56 Bn | 79.32 Bn | 2.66 Bn |
| 8 | 3M | 84.72 Bn | 66.18 Bn | 2.68 Bn |
| 9 | Illinois Tool Works | 73.32 Bn | 69.88 Bn | 1.90 Bn |
| 10 | Cummins | 71.14 Bn | 68.27 Bn | 2.47 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| 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 |
| Sep 30, 2021 | 7.29 |
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();