Array Digital Infrastructure, Inc. (AD) P/E Ratio History
Historical price-to-earnings valuation from 2015 to 2025
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AD Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 7, 2026, Array Digital Infrastructure, Inc. (AD) trades at a price-to-earnings ratio of 14.9x, with a stock price of $49.75 and trailing twelve-month earnings per share of $3.35.
The current P/E is 63% below its 5-year average of 40.4x. Over the past five years, AD's P/E has ranged from a low of 10.7x to a high of 286.5x, placing the current valuation at the 15th percentile of its historical range.
Compared to the Communication Services sector median P/E of 15.5x, AD is roughly in line with its sector peers. The sector includes 109 companies with P/E ratios ranging from 0.1x to 187.4x.
The PEG ratio of 3.04 (P/E divided by 824% EPS growth) suggests the stock may be expensive relative to its earnings growth. Peter Lynch popularized the rule that a PEG below 1.0 indicates an attractive entry point.
Relative to the broader market, AD trades at a notable discount to the S&P 500 median P/E of 25.2x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our AD DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
AD P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $3B | 2.3Lowest | - | +661%Best | |
| $2B | 14.7 | 3.92 | -29% | |
| $84B | 33.4 | 4.58 | +12% | |
| $39B | 88.5 | - | +111% | |
| $23B | 22.3 | 0.19Best | +41% | |
| $107B | 79.0 | 2.94 | +62% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
AD Historical P/E Data (2015–2025)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2025 Q4 | Wed Dec 31 2025 00:00:00 GM | $53.62 | $3.34 | 16.1x | -69% |
| FY2025 Q3 | $50.01 | $2.93 | 17.1x | -67% | |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $55.82 | $0.83 | 67.3x | +32% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $36.50 | $0.69 | 52.9x | +4% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $41.54 | $0.64 | 64.9x | +27% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $42.97 | $0.15 | 286.5x | +460% |
| FY2022 Q4 | Sat Dec 31 2022 00:00:00 GM | $20.85 | $0.33 | 63.2x | +24% |
| FY2022 Q3 | Fri Sep 30 2022 00:00:00 GM | $26.03 | $0.97 | 26.8x | -47% |
| FY2022 Q2 | $28.96 | $1.50 | 19.3x | -62% | |
| FY2022 Q1 | $30.23 | $1.65 | 18.3x | -64% | |
| FY2021 Q4 | Fri Dec 31 2021 00:00:00 GM | $31.52 | $1.77 | 17.8x | -65% |
| FY2021 Q3 | $31.89 | $1.52 | 21.0x | -59% |
Average P/E for displayed period: 51.1x
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Start ComparisonAD — Frequently Asked Questions
Quick answers to the most common questions about buying AD stock.
Is AD stock overvalued or undervalued?
AD trades at 14.9x P/E, below its 5-year average of 40.4x. At the 15th percentile of historical range, the stock is priced at a discount to its own history.
How does AD's valuation compare to peers?
Array Digital Infrastructure, Inc. P/E of 14.9x compares to sector median of 15.5x. The discount suggests lower growth expectations or higher risk.
What is AD's PEG ratio?
AD PEG ratio is 3.04. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2015-2025.