Armata Pharmaceuticals, Inc. (ARMP) P/E Ratio History
Deep ValueTrading at -1.4x · 0th percentile of 5-year range · Significant discount to historical valuation · Data 2013–2015
Loading P/E history...
P/E Ratio Analysis
As of June 23, 2026, Armata Pharmaceuticals, Inc. (ARMP) trades at a price-to-earnings ratio of -1.4x, with a stock price of $6.87 and trailing twelve-month earnings per share of $-7.74.
The current P/E is 114% below its 5-year average of 10.1x. Over the past five years, ARMP's P/E has ranged from a low of 1.4x to a high of 48.3x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Healthcare sector median P/E of 22.1x, ARMP trades at a 106% discount to its sector peers. The sector includes 233 companies with P/E ratios ranging from 0.0x to 194.5x.
Relative to the broader market, ARMP trades at a notable discount to the S&P 500 median P/E of 24.3x. 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 ARMP 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.
ARMP Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
ARMP P/E vs Peers
Microbiome and Phage Therapeutics peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $311M | 13.1Lowest | -Best | -60% | |
| $2B | 14.3 | -Best | -26%Best | |
| $11B | 48.5 | -Best | -70% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
ARMP Historical P/E Data (2013–2015)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2015 Q2 | - | $1309.00 | $27.11 | 48.3x | +380% |
| FY2015 Q1 | - | $2065.00 | $273.51 | 7.5x | -25% |
| FY2014 Q4 | Dec 31 2014 | $1435.00 | $342.11 | 4.2x | -58% |
| FY2014 Q3 | - | $1512.00 | $793.20 | 1.9x | -81% |
| FY2014 Q2 | Jun 30 2014 | $3066.00 | $541.20 | 5.7x | -44% |
| FY2014 Q1 | Mar 31 2014 | $4046.00 | $2768.58 | 1.5x | -85% |
| FY2013 Q4 | - | $3500.00 | $2576.36 | 1.4x | -86% |
Average P/E for displayed period: 10.1x
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.
ARMP — Frequently Asked Questions
Quick answers to the most common questions about buying ARMP stock.
What is ARMP's P/E ratio?
Armata Pharmaceuticals, Inc. (ARMP) trailing twelve-month P/E ratio is -1.4x, based on TTM diluted EPS of $-7.74. The 5-year average P/E is 10.1x and the historical range spans 1.4x to 48.3x.
Is ARMP stock overvalued or undervalued?
ARMP trades at -1.4x P/E, below its 5-year average of 10.1x. At the 0th percentile of its historical range (1.4x–48.3x), the stock is priced at a discount to its own history.
Is ARMP stock expensive?
No, ARMP is not expensive on a historical basis. The current P/E of -1.4x is below the 5-year average of 10.1x and sits at the 0th percentile of its valuation range.
What is ARMP's historical P/E range?
Over the past 5 years, ARMP's P/E ratio has ranged from 1.4x to 48.3x, with a median of 4.2x and an average of 10.1x. The current P/E of -1.4x places the stock at the 0th percentile of this range. Full historical data spans 2013–2015.
How does ARMP's P/E compare to the S&P 500?
ARMP trades at -1.4x P/E versus the S&P 500 median of 24.3x. The 106% discount to the market suggests lower growth expectations or perceived higher risk.
How does ARMP's valuation compare to Healthcare peers?
Armata Pharmaceuticals, Inc. P/E of -1.4x compares to the Healthcare sector median of 22.1x. 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 ARMP's PEG ratio?
ARMP PEG ratio is N/A, based on a P/E of -1.4x and EPS growth of -823.1%. PEG normalises P/E by growth and helps compare stocks with different earnings trajectories.
What is ARMP's earnings yield?
ARMP earnings yield is N/A, the inverse of its -1.4x 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.