Notes / Company National Oxygen Ltd. NOL BSE 507813 ISIN INE296D01010 Industrial Gases & Fuels Fundamentals Market cap₹35.7 cr P/E19.43× ROE87.43% Debt / equity-3.83 52-week range 57.00 — 147.45 The timeline — 1 note on National Oxygen Ltd. May 2026 25 May 26 · 3:04 PM IST Brief Brief · Earnings · Micro cap National Oxygen swings to profit on land sale, but core operations are gone A ₹812 lakh land sale flips the bottom line, but the company has shut its only plant. Verify on exchange BSE filings for NOL NSE filings for NOL