Question 1

What is Lightwave Logic's P/E ratio?

Accepted Answer

Lightwave Logic (LWLG) P/E ratio is currently not available. When trailing twelve-month earnings are negative (a net loss), the P/E ratio is mathematically meaningless and is reported as not available (N/A). In that case investors typically use P/S, EV/Sales, or forward P/E instead.

Question 2

How is the P/E ratio calculated?

Accepted Answer

P/E = Share Price ÷ Trailing Twelve-Month (TTM) Diluted EPS, or equivalently Market Capitalisation ÷ TTM Net Income. All inputs are sourced from audited GAAP/IFRS filings and translated to USD using period-end exchange rates so the multiple is comparable across companies and currencies.

Question 3

What is the P/E ratio?

Accepted Answer

The price-to-earnings (P/E) ratio, also called the earnings multiple, measures how much investors pay per dollar of a company's trailing twelve-month (TTM) earnings. It is calculated as share price ÷ TTM diluted EPS (equivalent to market capitalisation ÷ TTM net income). A higher P/E implies the market is pricing in stronger future earnings growth or lower risk; a lower P/E can signal slower expected growth, higher risk, or potential undervaluation.

Question 4

What is a good P/E ratio for Lightwave Logic?

Accepted Answer

There is no universal "good" P/E. As a rule of thumb, the S&P 500 has historically averaged a P/E in the mid-to-high teens; mature, slow-growth businesses commonly trade in the 10–18× range, while high-growth or asset-light companies often trade at 25–50×+. What matters is the comparison to sector peers and to the company's own historical range. For Lightwave Logic specifically, the relevant sector benchmark is the current sector median of 21.4×.

Question 5

Why does Lightwave Logic's P/E ratio change over time?

Accepted Answer

Valuation multiples move with two inputs: the numerator (market capitalisation, which tracks the share price) and the denominator (earnings). Share-price changes — driven by interest rates, earnings expectations, risk appetite, and broader market sentiment — typically dominate short-term moves, while changes in the underlying fundamental drive the longer-term trend. As a result, the ratio can rise during stock-price rallies even if the business itself has not become more valuable, and fall during sell-offs even when fundamentals are improving.

Question 6

Why is Lightwave Logic's P/E ratio not available?

Accepted Answer

When trailing twelve-month earnings are negative (a net loss), the P/E ratio is mathematically meaningless and is reported as not available (N/A). In that case investors typically use P/S, EV/Sales, or forward P/E instead.


2025	$443M	-$20.3M	—	—	Dec 31, 2025
2024	$257M	-$22.5M	—	—	Dec 31, 2024
2023	$584M	-$21M	—	—	Dec 31, 2023
2022	$485M	-$17.2M	—	—	Dec 31, 2022
2021	$1.6B	-$18.6M	—	—	Dec 31, 2021
2020	$84.3M	-$6.72M	—	—	Dec 31, 2020
2019	$60.3M	-$6.73M	—	—	Dec 31, 2019
2018	$55.7M	-$5.77M	—	—	Dec 31, 2018
2017	$80.8M	-$5.75M	—	—	Dec 31, 2017
2016	$40.8M	-$4.41M	—	—	Dec 31, 2016
2015	$36.1M	-$4.85M	—	—	Dec 31, 2015
2014	$44.5M	-$4.41M	—	—	Dec 31, 2014
2013	$47.4M	-$3.91M	—	—	Dec 31, 2013
2012	$58.6M	-$4.56M	—	—	Dec 31, 2012
2011	$65.1M	-$3.48M	—	—	Dec 31, 2011
2010	$60.3M	-$3.71M	—	—	Dec 31, 2010
2009	$58.4M	-$2.72M	—	—	Dec 31, 2009
2008	$20.3M	-$4.34M	—	—	Dec 31, 2008
2007	$27.5M	-$4.22M	—	—	Dec 31, 2007
2006	$13.8M	-$2.6M	—	—	Dec 31, 2006


Solstice Advanced Materials (SOLS)	113.0×
Corteva (CTVA)	48.4×
Ecolab (ECL)	35.6×
Linde (LIN)	32.3×
Vulcan Materials (VMC)	32.1×
Builders FirstSource (BLDR)	31.0×
Freeport-McMoRan (FCX)	30.8×
Air Products and Chemicals (APD)	30.7×
Sherwin-Williams (SHW)	30.3×
Southern Copper (SCCO)	25.5×
Eastman Chemical (EMN)	21.8×
International Flavors & Fragrances (IFF)	21.8×
Avient (AVNT)	21.1×
Steel Dynamics (STLD)	20.6×
RPM International (RPM)	20.1×
Agnico Eagle Mines (AEM)	19.0×
H.B. Fuller (FUL)	18.8×
Nucor (NUE)	16.9×
PPG Industries (PPG)	15.1×
Martin Marietta Materials (MLM)	14.0×
CRH (CRH)	13.9×
Newmont (NEM)	11.6×
CF Industries Holdings (CF)	11.4×
Mosaic (MOS)	11.1×

P/E Ratio for Lightwave Logic (LWLG)

P/E Ratio daily chart for Lightwave Logic (LWLG)

Historical P/E Ratio for Lightwave Logic (LWLG) from 2006 to 2025

About P/E Ratio at Lightwave Logic (LWLG)

Sector peers by P/E Ratio — chart

Sector peers by P/E Ratio — table

Frequently asked questions

Lightwave Logic (LWLG) Key Financials