TLSA
Tiziana Life Sciences Ltd
NASDAQ: TLSA · HEALTHCARE · BIOTECHNOLOGY
$1.28
+1.59% today
Updated 2026-04-30
Market cap
$159.06M
P/E ratio
—
P/S ratio
—
EPS (TTM)
$-0.12
Dividend yield
—
52W range
$1 – $3
Volume
0.1M
Tiziana Life Sciences Ltd (TLSA) Financial statements
SEC filings — annual and quarterly data.
Income statement — annual
| Item | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $116000.00 | $405000.00 | $64000.00 | $92000.00 | $56000.00 | — | $-127313.00 | — | $3000.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| Revenue growth (YoY) | — | +249.1% | -84.2% | +43.8% | -39.1% | -100.0% | — | +100.0% | — | -100.0% | — | — | — | — | — | — | — | — | — | — |
| Cost of revenue | $40000.00 | $209000.00 | $24000.00 | $20000.00 | $11000.00 | — | — | — | — | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $250044.00 | $89764.00 | $141000.00 | $51000.00 | — | — |
| Gross profit | $76000.00 | $196000.00 | $40000.00 | $72000.00 | $45000.00 | — | $-127313.00 | $-195000.00 | $3000.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $-250044.00 | $-89764.00 | $-141000.00 | $-51000.00 | — | — |
| Gross margin | 65.5% | 48.4% | 62.5% | 78.3% | 80.4% | — | 100.0% | — | 100.0% | — | — | — | — | — | — | — | — | — | — | — |
| R&D | $745000.00 | $826000.00 | $737000.00 | $412000.00 | $80000.00 | — | — | — | — | $794000.00 | $9.31M | $2.96M | $4.67M | $4.34M | $2.91M | $5.99M | $13.21M | $12.96M | $8.11M | $5.23M |
| SG&A | — | $1.67M | $1.53M | $1.18M | $719000.00 | — | $321388.00 | $458000.00 | $286000.00 | $10.51M | $112.54M | $33.63M | $72.00M | $4.42M | $6.21M | $13.21M | $855000.00 | $1.63M | $0.00 | — |
| Operating income | $-2.21M | $-2.29M | $-2.55M | $-1.54M | $-754000.00 | $-3.03M | $-448702.00 | $-458000.00 | $-286000.00 | $-2.76M | $-12.76M | $-7.29M | $-8.25M | $-7.82M | $-7.77M | $-28.03M | $-27.37M | $-14.59M | $-17.98M | $-15.79M |
| Operating margin | -1907.8% | -564.4% | -3982.8% | -1675.0% | -1346.4% | — | 352.4% | — | -9533.3% | — | — | — | — | — | — | — | — | — | — | — |
| EBITDA | $-2.18M | $-2.15M | $-2.49M | $-1.24M | $-516000.00 | $-3.03M | $-448702.00 | $-653000.00 | $-283000.00 | $-3.56M | $-12.76M | $-7.28M | $-8.23M | $-7.81M | $-7.58M | $-27.93M | $-26.34M | $-15.34M | $-17.14M | $-16.62M |
| EBITDA margin | -1879.3% | -531.6% | -3890.6% | -1348.9% | -921.4% | — | 352.4% | — | -9433.3% | — | — | — | — | — | — | — | — | — | — | — |
| EBIT | $-2.21M | $-2.29M | $-2.55M | $-1.54M | $-754000.00 | $-3.03M | $-448702.00 | $-458000.00 | $-286000.00 | $-2.76M | $-12.76M | $-7.29M | $-8.25M | $-7.82M | $-7.77M | $-28.02M | $-26.48M | $-15.39M | $-17.23M | $-16.74M |
| Interest expense | $10000.00 | $8000.00 | $5000.00 | $3000.00 | $4000.00 | $0.00 | $0.00 | $0.00 | $0.00 | $14000.00 | $26667.00 | $9000.00 | $9000.00 | $9456.00 | $73000.00 | $320000.00 | $176000.00 | $7000.00 | $10000.00 | $6000.00 |
| Income tax | $-82000.00 | $-118000.00 | $-169000.00 | $-81000.00 | $-28000.00 | $4.68M | $759222.00 | $195000.00 | $-3000.00 | $-60000.00 | $0.00 | $-89000.00 | $-1.49M | $-1.53M | $-540000.00 | $-2.21M | $-3.24M | $811000.00 | $449000.00 | $-4.88M |
| Effective tax rate | 3.7% | 5.1% | 6.5% | 5.4% | 3.7% | — | -169.2% | -29.9% | 1.1% | 1.7% | 0.0% | 1.2% | 18.0% | 19.6% | 6.9% | 7.8% | 12.2% | -5.6% | -2.6% | 29.2% |
| Net income | $-2.14M | $-2.18M | $-2.42M | $-1.43M | $-730000.00 | $-4.68M | $-1.21M | $-848000.00 | $-280000.00 | $-3.51M | $-12.79M | $-7.21M | $-6.77M | $-6.30M | $-7.31M | $-26.13M | $-23.42M | $-15.40M | $-17.69M | $-11.86M |
| Net income growth (YoY) | — | -1.6% | -11.1% | +40.9% | +48.9% | -540.8% | +74.2% | +29.8% | +67.0% | -1153.6% | -264.3% | +43.6% | +6.1% | +7.0% | -16.0% | -257.7% | +10.4% | +34.2% | -14.9% | +32.9% |
| Profit margin | -1845.7% | -537.3% | -3776.6% | -1553.3% | -1303.6% | — | 948.8% | — | -9333.3% | — | — | — | — | — | — | — | — | — | — | — |