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NASDAQ · Biotechnology · USD

Tiziana Life Sciences Ltd (TLSA) Stock Analysis

Tiziana Life Sciences Ltd (TLSA) is a Biotechnology stock listed on NASDAQ and quoted in US Dollar.

TLSA

$1.02

+$0.05 (+5.15%)

Sep 4, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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TLSA Key Statistics

As of Sep 4, 2026
Trading
Open
$0.97
Previous Close
$0.97
Day's Range
0.95–1.06
52-Week Range
0.87–2.35
Volume
573.90K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
0.45
Valuation
Market Cap
$129.80M
P/E Ratio
unprofitable
EPS (ttm)Profit attributable to each share over the last twelve months.
−0.17
Financials (FY)
Revenue (FY)
$0.00
Net Income (FY)
−$18.43M
Profit marginThe share of revenue left as profit after all costs and taxes.
0.00%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
127.26M
1-Year Return
−35.44%
Dividend and dates
Avg Volume
559.85K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

TLSA Stock Return by Calendar Year

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)−31.54%
2025+112.86%
2024+25.00%
2023−6.67%
2022−37.50%
2021−52.48%
2020+86.97%
2019−27.52%
2018 (partial year)−10.78%

As of September 4, 2026.

TLSA Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$0.00−$18.43M
2024$0.00−$11.86M
2023$0.00−$17.69M
2022$0.00−$15.40M
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$0.00−$21.13M−$18.43M
2024$0.00−$15.79M−$11.86M
2023$0.00−$17.98M−$17.69M
2022$0.00−$14.59M−$15.40M

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

TLSA Valuation vs Biotechnology Median

Median of 656 stocks
MetricTLSABiotechnology medianvs median
Profit margin0.00%0.00%0.0 pts above

Medians across 656 Biotechnology stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of September 4, 2026.

Recent News

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

Tiziana Life Sciences Ltd (TLSA) carries a market capitalisation of $129.80M. The company sits in the Healthcare sector, in the Biotechnology industry. Headcount on file is 10.

The 52-week range on file runs from $0.87 to $2.35. TLSA last closed at $1.02 on September 4, 2026. That is +$0.05 (+5.15%) against the previous close. The latest close sits 17.24% above that 52-week low.

Financial Health

In fiscal 2025, Tiziana Life Sciences Ltd reported revenue of $0.00. The same year closed with a net loss of $18.43M. Profit margin runs at 0%. Trailing earnings per share are −0.17.

Across the 4 fiscal years on file, revenue moves from $0.00 in 2022 to $0.00 in 2025. Of those 4 years, 0 report positive net income.

Valuation Assessment

No trailing P/E applies: the last reported earnings figure is negative.

The reported beta is 0.45. Annualized volatility over the trailing 7 years is 111.51%. Over the trailing twelve months the price has returned −35.44%. Measured over 5 years, that is −13.28% a year compounded.

Growth & Income

No dividend is on file for TLSA.

2026 is still running; the price is −31.54% year to date. The strongest complete calendar year on file is 2025 at +112.86%; the weakest is 2021 at −52.48%. Of the 7 complete calendar years on file, 3 finished higher.

Peer Comparison

Tiziana Life Sciences Ltd (TLSA) operates in the Biotechnology industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
Tiziana Life Sciences Ltd TLSA $129.80M
Vertex Pharmaceuticals Incorporated VRTX $138.42B 32.5
Regeneron Pharmaceuticals, Inc. REGN $85.22B 20.5
argenx SE ARGX $64.25B 40.1

The Biotechnology industry average P/E ratio is 12.6x. Tiziana Life Sciences Ltd has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each nightly rebuild. Informational only, not financial advice. As of September 4, 2026.

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About Tiziana Life Sciences Ltd

Tiziana Life Sciences Ltd, together with its subsidiaries, engages in the research and development of therapies for neurodegenerative and neuroinflammatory diseases in the United Kingdom and internationally. It develops Foralumab TZLS-401, a human anti-CD3 monoclonal antibody, which is Phase II clinical trial for the treatment of non-active secondary progressive multiple sclerosis, Alzheimer's disease, multi system atrophy, and amyotrophic lateral sclerosis; and TZLS-501, a human anti-IL-6R monoclonal antibody for the treatment of autoimmune and inflammatory diseases. The company is headquartered in London, the United Kingdom.

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