Lightwave Logic, Inc. (LWLG) stock
Close on Nov 13, 2026Market cap $494.88MP/E –Yield –
Lightwave Logic, Inc. grew revenue 157.0% to $258.59K over the twelve months to Sep 30, 2026. Free cash flow was -$21.63M. At the latest close the market valued the company at $494.88M.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $494.88M
- P/E ratio
- –
- Price to sales
- 1913.79
- Price to book
- 5.11
- Dividend yield
- –
- Free cash flow yield
- -4.37%
Fundamentals
- Revenue
- $258.59K
- Net income
- -$25.69M
- EPS, diluted
- -$0.17
- Free cash flow
- -$21.63M
- Book value per share
- $0.63
- Diluted shares
- 154M
Trading
- Previous close
- $3.39
- Open
- $3.39
- Day's range
- $3.11 – $3.39
- Volume
- 4,876,541
- Average volume (20 days)
- 3,806,718
- Index membership
- Russell 2000 (since Jun 2026), Russell 3000
- Beta (5 years)
- 2.29
- 52-week range
- $2.84 – $18.71
- RSI (14 days)
- 35.6
- Volatility (1 year)
- 123.5%
- Relative volume
- 1.51×
- WACC
- 16.6%
On 2 of our idea lists: Institutions accumulating, Most shorted (a warning list)
Index membership is inferred from the holdings of funds that track each index (IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2013, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.
| Period | LWLG | S&P 500 | Difference | LWLG per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -25.4% | -3.0% | −22.4 pts | ||
| 3 months | -56.0% | -2.8% | −53.2 pts | ||
| Year to date | -0.9% | +11.5% | −12.4 pts | ||
| 1 year | -33.1% | +13.5% | −46.6 pts | ||
| 3 years | -29.8% | +77.7% | −107.5 pts | -11.1% | +21.1% |
| 5 years | -75.6% | +72.6% | −148.2 pts | -24.6% | +11.5% |
| 10 years | +435.0% | +308.2% | +126.8 pts | +18.3% | +15.1% |
Fifteen years at a glance
Fiscal years 2011 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Lightwave Logic filed with the SEC as exhibits to Form 8-K or 6-K
- Update
- Update
- Update
- Update
- Update
- Update
About Lightwave Logic
Miscellaneous Plastics Products
Lightwave Logic, Inc. develops proprietary electro-optic polymer materials designed to enable high-speed optical modulators for data communications and photonic applications. Its core offering is the Perkinamine family of materials, which are engineered for integration into silicon photonics platforms and compatibility with standard complementary metal-oxide-semiconductor manufacturing processes. Rather than manufacturing finished transceivers or discrete photonic modules, the business commercializes its technology through commercial material sales, intellectual property licensing, and process design kit enablement. The company targets customers including semiconductor foundries, silicon photonics device designers, optical module manufacturers, and system integrators across cloud computing, artificial intelligence, and telecommunications markets.
Company profile, executives and historyLightwave Logic stock: common questions
What is Lightwave Logic's stock price?
LWLG closed at $3.21 on Nov 13, 2026, down 5.31% on the day. Over the past 52 weeks it traded between $2.84 and $18.71.
What is Lightwave Logic's market cap?
Lightwave Logic was worth $494.88M at the close on Nov 13, 2026: the share price times the diluted shares outstanding.
What is LWLG's P/E ratio?
Lightwave Logic lost money over the twelve months to Sep 30, 2026 (diluted EPS -$0.17), so it has no meaningful P/E ratio.
How much revenue does Lightwave Logic make?
Lightwave Logic reported revenue of $258.59K for the twelve months to Sep 30, 2026, up 157.0% from a year earlier.
Does Lightwave Logic pay a dividend?
No. Lightwave Logic has not paid a cash dividend over the last twelve months.
How has LWLG stock performed over the past year?
Including dividends, LWLG returned -33.1% over the past year, against +13.5% for the S&P 500.
How many LWLG shares are sold short?
30M shares were sold short at the latest FINRA report, 20.09% of the float, or 9.6 days of average trading volume.
Who are Lightwave Logic's competitors?
Companies most similar to Lightwave Logic by business, industry and size include ATOM, STI, REFR, LQMT, SMTK.
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