Oncology's New Frontier: Could Combination Therapies Unlock the Next Wave of Growth?

Author avatar

Aimee Silverwood | Financial Analyst

Published on 19 October 2025

Summary

  • Combination therapies are emerging as a key driver in oncology treatment breakthroughs.
  • This shift could unlock significant growth for innovative oncology stocks and shares.
  • Successful strategies target multiple cancer pathways, improving treatment effectiveness.
  • Investing in companies with strong combination therapy pipelines may offer future potential.

Cancer's New Battlefield: Is a Two-Pronged Attack the Smarter Bet?

Let’s be honest, investing in biotech has always felt a bit like playing the lottery. You’re betting on a single, brilliant idea, a ‘magic bullet’ that might cure a terrible disease and make you a fortune. The problem, of course, is that most of these bullets miss. Cancer, in particular, is a wily and adaptable foe. It learns, it mutates, and it finds a way around our cleverest single-pronged attacks. It’s a frustrating and often heartbreaking reality, for patients and investors alike.

But what if we’ve been thinking about it all wrong? What if the answer isn’t one magic bullet, but two working in perfect, brutal harmony? That, to me, is the real story behind the recent buzz around a bladder cancer trial from Astellas and Pfizer. It’s a sign that the game is changing.

The One-Two Punch Strategy

The science, when you strip it back, is beautifully simple. The trial combined two different types of drugs. One is what’s called an antibody-drug conjugate, which is a bit like a microscopic guided missile that delivers a toxic payload directly to cancer cells. The other is an immunotherapy, a drug that essentially takes the brakes off the body’s own immune system, letting it finally see and attack the tumour.

Think of it as a pincer movement. While one drug is attacking the enemy head-on, the other is unleashing your own internal cavalry to attack from the flank. Even if some cancer cells develop a defence against the guided missile, they’re left exposed to the immune system. It’s a far more robust strategy, and it’s showing results that are making everyone in the industry sit up and take notice. This isn’t just another drug, it’s a whole new philosophy for fighting the disease.

Placing Your Bets in a Complex Field

So, what does this mean for someone looking to invest? Well, it suggests the old model of betting on a single company with a single wonder drug might be outdated. The future could lie with the companies developing the components for these new therapeutic cocktails. It’s a more complex landscape, certainly, but potentially a more rewarding one.

You have companies focusing on highly targeted therapies, others using artificial intelligence to figure out which patients will respond best, and some building a whole portfolio of different approaches. The key is that they are all creating the building blocks for tomorrow’s combination treatments. For those looking to understand this evolving sector, exploring a curated portfolio like the Oncology Stocks: Could Combination Therapies Drive Growth? basket could be a sensible starting point. It’s a way to gain exposure to the theme rather than trying to pick a single, elusive winner from a field of hundreds.

Don't Count Your Chickens Just Yet

Of course, let’s not get carried away. This is still oncology. The path from a promising trial to a blockbuster drug is littered with expensive failures. Clinical trials can and do go wrong for a thousand different reasons. Regulators can be unpredictable, and the competition is absolutely ferocious. Combining therapies also adds new layers of complexity. How do the drugs interact? What’s the right dosage? It’s a minefield of clinical and financial risk. Anyone who tells you this is a sure thing is either a fool or a liar. But the potential for more durable and effective treatments could, just maybe, start to tilt the odds a little more in our favour.

Deep Dive

Market & Opportunity

  • A fundamental shift is occurring in the oncology sector towards combination therapies, which target multiple cancer pathways simultaneously.
  • The recent clinical success of the Astellas and Pfizer combination therapy for bladder cancer provides a significant proof of concept for this investment thesis.
  • According to Nemo's research, this trend creates opportunities for companies developing next-generation targeted therapies, including antibody-drug conjugates.
  • Platforms regulated by authorities like the ADGM FSRA, such as Nemo, provide accessible investment opportunities in this theme through commission-free trading and fractional shares starting from £1.

Key Companies

  • OS Therapies Inc. (OSTX): Develops targeted therapies that could be used in combination approaches, focusing on areas where traditional treatments have been unsuccessful.
  • Acrivon Therapeutics, Inc. (ACRV): Uses a precision medicine approach with artificial intelligence to identify patients most likely to respond to specific treatments, which is critical for complex combination therapies.
  • Cullinan Management Inc (CGEM): Operates as a biopharmaceutical company using a portfolio model to develop multiple drug candidates across different cancer types.

View the full Basket:Oncology Stocks: Could Combination Therapies Drive Growth?

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Primary Risk Factors

  • Clinical trials carry a high risk of failure, and regulatory approvals from agencies like the FDA can be delayed or denied.
  • The sector is characterised by fierce competition among drug developers.
  • Combination therapies introduce added complexity in manufacturing, supply chain coordination, and managing potential drug interactions.
  • Navigating complex intellectual property landscapes can be challenging, especially when combining therapies from different companies.

Growth Catalysts

  • Successful clinical trials for combination therapies could de-risk investment in the broader sector by providing scientific validation.
  • Regulatory agencies are becoming more favourable towards approving combination therapies that show strong clinical data and improved patient outcomes.
  • Successful combination treatments may command premium pricing, creating substantial revenue opportunities.
  • The industry is seeing a rise in partnership models, where large pharmaceutical firms collaborate with smaller biotech companies to share development costs and risks.

All investments carry risk and you may lose money.

Recent insights

How to invest in this opportunity

View the full Basket:Oncology Stocks: Could Combination Therapies Drive Growth?

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Frequently Asked Questions

This article is marketing material and should not be construed as investment advice. No information set out in this article be considered, as advice, recommendation, offer, or a solicitation, to buy or sell any financial product, nor is it financial, investment, or trading advice. Any references to specific financial product or investment strategy are for illustrative / educational purposes only and subject to change without notice. It is the investor’s responsibility to evaluate any prospective investment, assess their own financial situation, and seek independent professional advice. Past performance is not indicative of future results. Please refer to our Risk Disclosure.

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