Ambarella, Inc. (AMBA) P/E Ratio History
Deep ValueTrading at -39.3x · 0th percentile of 5-year range · Significant discount to historical valuation · Data 2013–2019
Loading P/E history...
P/E Ratio Analysis
As of June 22, 2026, Ambarella, Inc. (AMBA) trades at a price-to-earnings ratio of -39.3x, with a stock price of $69.97 and trailing twelve-month earnings per share of $-1.60.
The current P/E is 182% below its 5-year average of 47.8x. Over the past five years, AMBA's P/E has ranged from a low of 17.6x to a high of 258.8x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Technology sector median P/E of 29.0x, AMBA trades at a 236% discount to its sector peers. The sector includes 352 companies with P/E ratios ranging from 0.0x to 187.7x.
Relative to the broader market, AMBA trades at a notable discount to the S&P 500 median P/E of 24.4x. 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 AMBA 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.
AMBA Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
AMBA P/E vs Peers
Compute Processors and AI Accelerators peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $5.1T | 43.0Lowest | 0.45Best | +67%Best | |
| $238B | 45.1 | 21.70 | -44% | |
| $48B | 419.4 | - | -92% | |
| $212B | 95.3 | 13.99 | +39% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
AMBA Historical P/E Data (2013–2019)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2019 Q1 | Apr 30 2018 | $46.59 | $0.18 | 258.8x | +485% |
| FY2018 Q4 | Jan 31 2018 | $50.40 | $0.55 | 91.6x | +107% |
| FY2018 Q3 | - | $56.44 | $1.04 | 54.3x | +23% |
| FY2018 Q2 | Jul 31 2017 | $50.05 | $1.54 | 32.5x | -27% |
| FY2018 Q1 | Apr 30 2017 | $56.22 | $1.69 | 33.3x | -25% |
| FY2017 Q4 | - | $49.61 | $1.67 | 29.7x | -33% |
| FY2017 Q3 | Oct 31 2016 | $61.37 | $1.29 | 47.6x | +8% |
| FY2017 Q2 | Jul 31 2016 | $57.98 | $1.32 | 43.9x | -1% |
| FY2017 Q1 | Apr 30 2016 | $41.10 | $1.75 | 23.5x | -47% |
| FY2016 Q4 | Jan 31 2016 | $39.68 | $2.26 | 17.6x | -60% |
| FY2016 Q3 | Oct 31 2015 | $49.44 | $2.64 | 18.7x | -58% |
| FY2016 Q2 | Jul 31 2015 | $115.87 | $2.34 | 49.5x | +12% |
| FY2016 Q1 | - | $73.15 | $1.95 | 37.5x | -15% |
| FY2015 Q4 | Jan 31 2015 | $55.31 | $1.56 | 35.5x | -20% |
| FY2015 Q3 | Oct 31 2014 | $44.29 | $1.21 | 36.6x | -17% |
| FY2015 Q2 | - | $28.61 | $0.94 | 30.4x | -31% |
| FY2015 Q1 | Apr 30 2014 | $24.85 | $0.86 | 28.9x | -35% |
| FY2014 Q4 | Jan 31 2014 | $32.03 | $0.85 | 37.7x | -15% |
| FY2014 Q3 | - | $20.55 | $0.80 | 25.7x | -42% |
| FY2014 Q2 | Jul 31 2013 | $16.60 | $0.75 | 22.1x | -50% |
| FY2014 Q1 | - | $13.70 | $0.60 | 22.9x | -48% |
| FY2013 Q4 | - | $9.96 | $0.47 | 21.4x | -52% |
| FY2013 Q3 | Oct 31 2012 | $7.22 | $0.41 | 17.4x | -61% |
Average P/E for displayed period: 44.2x
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
13+ years return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
AMBA — Frequently Asked Questions
Quick answers to the most common questions about buying AMBA stock.
What is AMBA's P/E ratio?
Ambarella, Inc. (AMBA) trailing twelve-month P/E ratio is -39.3x, based on TTM diluted EPS of $-1.60. The 5-year average P/E is 47.8x and the historical range spans 17.6x to 258.8x.
Is AMBA stock overvalued or undervalued?
AMBA trades at -39.3x P/E, below its 5-year average of 47.8x. At the 0th percentile of its historical range (17.6x–258.8x), the stock is priced at a discount to its own history.
Is AMBA stock expensive?
No, AMBA is not expensive on a historical basis. The current P/E of -39.3x is below the 5-year average of 47.8x and sits at the 0th percentile of its valuation range.
What is AMBA's historical P/E range?
Over the past 5 years, AMBA's P/E ratio has ranged from 17.6x to 258.8x, with a median of 35.5x and an average of 47.8x. The current P/E of -39.3x places the stock at the 0th percentile of this range. Full historical data spans 2013–2019.
How does AMBA's P/E compare to the S&P 500?
AMBA trades at -39.3x P/E versus the S&P 500 median of 24.4x. The 261% discount to the market suggests lower growth expectations or perceived higher risk.
How does AMBA's valuation compare to Technology peers?
Ambarella, Inc. P/E of -39.3x compares to the Technology sector median of 29.0x. The discount suggests lower growth expectations, weaker margins, or higher perceived risk relative to peers. See the peer comparison table on this page for ticker-by-ticker P/E and PEG.
What is AMBA's PEG ratio?
AMBA PEG ratio is N/A, based on a P/E of -39.3x and EPS growth of 37.3%. PEG normalises P/E by growth and helps compare stocks with different earnings trajectories.
What is AMBA's earnings yield?
AMBA earnings yield is N/A, the inverse of its -39.3x P/E ratio. Earnings yield represents the percentage of each dollar invested that the company earns. It can be compared directly to bond yields to assess relative attractiveness of stocks versus fixed income.