Why Tiziana Life Sciences Ltd’s (TLSA) Stock Is Up 5.41%

By Cynthia McLaughlin
May 13, 2026
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Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Tiziana Life Sciences Ltd before investing.

In this article, we go over a few key elements for understanding Tiziana Life Sciences Ltd’s stock price such as:

  • Tiziana Life Sciences Ltd’s current stock price and volume
  • Why Tiziana Life Sciences Ltd’s stock price changed recently
  • Upgrades and downgrades for TLSA from analysts
  • TLSA’s stock price momentum as measured by its relative strength

About Tiziana Life Sciences Ltd (TLSA)

Before we jump into Tiziana Life Sciences Ltd’s stock price, history, target price and what caused it to recently dip, let’s take a look at some background.

Tiziana Life Sciences Ltd, a biotechnology company, engages in the development of transformative therapies for neurodegenerative and lung diseases in the United States. The company’s lead product candidate in immunology is Foralumab (TZLS-401), a human anti-CD3 monoclonal antibody (mAb) for use in the treatment of Crohn’s, graft versus host, ulcerative colitis, multiple sclerosis, type-1 diabetes, inflammatory bowel, psoriasis, and rheumatoid arthritis diseases. It is also developing TZLS-501, a fully human mAb targeting the IL-6 receptor for use in the treatment of inflammatory and oncology indications. Tiziana Life Sciences Ltd was incorporated in 1998 and is headquartered in London, the United Kingdom.

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Tiziana Life Sciences Ltd’s Stock Price as of Market Close

As of May 13, 2026, 9:39 AM, CST, Tiziana Life Sciences Ltd’s stock price was $1.535.

Tiziana Life Sciences Ltd is down 1.6% from its previous closing price of $1.560.

During the last market session, Tiziana Life Sciences Ltd’s stock traded between $1.500 and $1.540. Currently, there are approximately 113.56 million shares outstanding for Tiziana Life Sciences Ltd.

Tiziana Life Sciences Ltd’s trailing earnings per share are negative, so the stock does not have a meaningful P/E ratio. We suggest investors evaluate other financial metrics to understand its overall valuation.

Tiziana Life Sciences Ltd Stock Price History

Tiziana Life Sciences Ltd’s (TLSA) price is currently up 19.92% so far this month.

During the month of May, Tiziana Life Sciences Ltd’s stock price has reached a high of $1.640 and a low of $1.260.

Over the last year, Tiziana Life Sciences Ltd has hit prices as high as $2.600 and as low as $1.140. Year to date, Tiziana Life Sciences Ltd’s stock is up 3.02%.

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What Caused Tiziana Life Sciences Ltd Stock’s Price to Dip?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of May 12, 2026, there were analysts who downgraded Tiziana Life Sciences Ltd’s stock and analysts who upgraded over the last month.

Additionally, you'll want to evaluate Tiziana Life Sciences Ltd’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on Tiziana Life Sciences Ltd’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

Learn how to evaluate stocks with AAII Grades and Scores with A+ Investor today.

Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about Tiziana Life Sciences Ltd (TLSA) by visiting AAII Stock Evaluator.

Relative Price Strength of Tiziana Life Sciences Ltd

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of May 12, 2026, Tiziana Life Sciences Ltd has a weighted four-quarter relative price strength of -0.53%, which translates to a Momentum Score of 59 and is considered to be Average.

Want to learn more about how Tiziana Life Sciences Ltd is graded based on AAII’s composite scores for value, growth, quality and earnings estimate revisions? Subscribe to A+ Investor today.

Tiziana Life Sciences Ltd Stock Price: Bottom Line

As of May 13, 2026, Tiziana Life Sciences Ltd’s stock price is $1.535, which is down 1.6% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like Tiziana Life Sciences Ltd stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.

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