- ISIN
- US3444374058
- CUSIP
- 344437405
- Delisting Date
- Jun 3, 2026
- Sector
- Healthcare
- Industry
- Medical Devices
- IPO Date
- Jan 1, 1987
Highlights
- Market Cap
- $120.19M
- Enterprise Value
- $109.41M
- EPS (TTM)
- $1.31
- PE Ratio
- 14.58
- Total Revenue (TTM)
- $80.89M
- Gross Profit (TTM)
- $28.41M
- EBITDA (TTM)
- $13.43M
- Year Range
- $13.77 - $19.16
- ROA (TTM)
- 3.81%
- ROE (TTM)
- 4.63%
Share Price Chart
Loading charts...
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
FONR Performance Chart
Loading charts...
Returns By Period
FONAR Corporation (FONR) has returned 2.86% so far this year and 35.25% over the past 12 months. Over the last ten years, FONR has returned 0.88% per year, falling short of the S&P 500 Index benchmark, which averaged 13.71% annually.
FONAR Corporation
- 1D
- 0.00%
- 1M
- 1.03%
- YTD
- 2.86%
- 6M
- 31.47%
- 1Y
- 35.25%
- 3Y*
- 3.88%
- 5Y*
- 1.00%
- 10Y*
- 0.88%
Benchmark (S&P 500 Index)
- 1D
- -1.44%
- 1M
- -1.45%
- YTD
- 7.60%
- 6M
- 6.59%
- 1Y
- 22.24%
- 3Y*
- 19.20%
- 5Y*
- 11.54%
- 10Y*
- 13.71%
FONR Monthly Returns History
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.43% | -0.21% | -0.22% | 1.99% | 0.90% | -0.05% | 2.86% | ||||||
| 2025 | 4.03% | -5.14% | -6.22% | -10.42% | 15.54% | 3.17% | 4.34% | 2.37% | -5.76% | 1.13% | -7.88% | 32.29% | 22.59% |
| 2024 | 0.00% | 13.85% | -4.09% | -26.31% | -0.95% | 2.63% | 15.50% | -5.90% | -6.90% | -6.11% | 8.36% | -8.08% | -22.60% |
| 2023 | 7.64% | -6.82% | -3.57% | -3.21% | 9.18% | -0.12% | -1.29% | -2.49% | -6.44% | -10.45% | 38.00% | 2.79% | 16.78% |
| 2022 | 3.67% | 11.27% | 7.35% | -3.77% | -9.69% | -5.77% | -4.54% | -2.76% | 0.35% | 13.78% | 16.89% | -11.00% | 11.82% |
| 2021 | 2.65% | 8.81% | -6.70% | -5.20% | 5.54% | -2.32% | -4.30% | 3.13% | -11.40% | 3.49% | 2.19% | -8.38% | -13.71% |
Benchmark Metrics
FONAR Corporation has an annualized alpha of 23.24%, beta of 0.44, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since October 27, 1993.
- This stock participated in 102.77% of S&P 500 Index downside but only 49.67% of its upside - more exposed to losses than it benefited from rallies.
- Beta of 0.44 may look defensive, but with R2 of 0.01 this stock is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this stock's risk.
- R2 of 0.01 means this stock moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 23.24%
- Beta
- 0.44
- R²
- 0.01
- Upside Capture
- 49.67%
- Downside Capture
- 102.77%
Return for Risk
Risk / Return Rank
FONR ranks 82 for risk / return — in the top 82% of stocks on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for FONAR Corporation (FONR) and compare them to S&P 500 Index.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| FONR | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.80 | ||
| Sortino ratioReturn per unit of downside risk | +0.62 | ||
| Omega ratioGain probability vs. loss probability | 1.39 | 1.32 | +0.07 |
| Calmar ratioReturn relative to maximum drawdown | 2.27 | 2.46 | -0.18 |
| Martin ratioReturn relative to average drawdown | 6.16 | 10.92 | -4.76 |
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Loading charts...
Worst Drawdowns
The table below displays the maximum drawdowns of the FONAR Corporation. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the FONAR Corporation was 99.44%, occurring on Mar 6, 2009. The portfolio has not yet recovered.
The current FONAR Corporation drawdown is 83.03%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -99.44%Mar 2009 | 8y 11mo | — | 26y 3moMar 2000 - now |
1999 bear market1999 | -80.77%Oct 1999 | 4y 5mo | 4mo 17d | 4y 9moMay 1995 - Mar 2000 |
1994 bear market1994 | -53.53%Jun 1994 | 7mo 23d | 9mo 10d | 1y 4moNov 1993 - Apr 1995 |
1995 bear market1995 | -23.17%May 1995 | 20d | 18d | 1mo 8dApr 1995 - May 1995 |
1995 correction1995 | -14.47%May 1995 | 1d | 2d | 3dMay 1995 - May 1995 |
Drawdown Indicators
| FONR | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.44% | -56.78% | -42.66% |
Max Drawdown (1Y)Largest decline over 1 year | -13.98% | -9.10% | -4.88% |
Max Drawdown (3Y)Largest decline over 3 years | -48.28% | -18.90% | -29.38% |
Max Drawdown (5Y)Largest decline over 5 years | -48.28% | -25.43% | -22.85% |
Max Drawdown (10Y)Largest decline over 10 years | -66.64% | -33.92% | -32.72% |
Current DrawdownCurrent decline from peak | -83.03% | -3.21% | -79.82% |
Average DrawdownAverage peak-to-trough decline | -75.28% | -10.71% | -64.57% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.15% | 2.04% | +3.11% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
Loading charts...
Financials
Financial Performance
The chart below illustrates the trends in the financial health of FONAR Corporation over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.
Valuation
The Valuation section provides an overview of how FONAR Corporation is priced in the market compared to other companies in the Medical Devices industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.
PE Ratio
The chart displays the Price-to-Earnings (P/E) ratio for FONR, comparing it with other companies in the Medical Devices industry. Currently, FONR has a P/E ratio of 14.6. This P/E ratio is in line with the industry average, suggesting the stock may be fairly valued relative to its earnings.
PS Ratio
This chart shows the Price-to-Sales (P/S) ratio for FONR relative to other companies in the Medical Devices industry. Currently, FONR has a P/S ratio of 1.5. This P/S ratio falls within the average range for the industry, suggesting the stock is fairly valued based on its revenue.
PB Ratio
The chart illustrates the Price-to-Book (P/B) ratio for FONR in comparison with other companies in the Medical Devices industry. Currently, FONR has a P/B value of 0.7. This P/B ratio is low compared to industry peers. It might indicate the stock is undervalued or that the company’s assets are not expected to generate strong returns.
Income Statement
| TTM | |
|---|---|
Revenue | — |
Total Revenue | — |
Cost Of Revenue | — |
Gross Profit | — |
Operating Expenses | — |
Selling, General & Admin Expenses | — |
R&D Expenses | — |
Depreciation And Amortization | — |
Total Operating Expenses | — |
Income | — |
Income Before Tax | — |
Operating Income | — |
EBITDA | — |
EBIT | — |
Earnings From Continuing Operations | — |
Net Income | — |
Income Tax Expense | — |
Other Non-Operating Income (Expenses) | — |
Extraordinary Items | — |
Discontinued Operations | — |
Effect Of Accounting Charges | — |
Non Recurring | — |
Minority Interest | — |
Other Items | — |
Interest Income | — |
Interest Expense | — |
Net Interest Income | — |
Build a portfolio with FONR
Add FONAR Corporation to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Analyzer with FONR