What's the likelihood of a stock market crash before the end of 2026?

The idea of a stock market crash is never far from investors' minds.

And to be fair, there are plenty of reasons to be cautious right now.

There is conflict in the Middle East, which has pushed fuel prices higher and added another layer of uncertainty to the global economy. Inflation has reaccelerated, and interest rates are expected to rise further in the coming months.

At the same time, investors are debating whether artificial intelligence (AI) has created a bubble in some parts of the market. There are also concerns about AI disruption, with investors trying to work out which companies will benefit and which could be left behind.

Closer to home, some mining shares have been trading at record highs, including BHP Group Ltd (ASX: BHP), PLS Group Ltd (ASX: PLS), and Rio Tinto Ltd (ASX: RIO). Consumer spending is also weakening as cost-of-living pressures weigh on households.

So, could the ASX crash before the end of 2026?

The ingredients are there

I think the ingredients for a meaningful pullback are clearly there.

Markets do not like uncertainty, and there is plenty of it around.

Higher interest rates can put pressure on share prices because they increase borrowing costs, reduce household spending power, and make cash and term deposits more attractive.

They can also hit growth shares particularly hard because investors become less willing to pay high prices for profits that may arrive further into the future.

Then there is the AI question.

AI could create enormous value over the long term, but the market may have already priced in a lot of optimism. If investors start to question spending levels, valuations, or the earnings benefits from AI, some high-growth shares could fall quickly.

Mining shares are another area to watch. Strong commodity prices have helped support companies such as BHP, PLS Group, and Rio Tinto. But when cyclical shares trade near record highs, expectations can become harder to meet.

If commodity prices pull back, China disappoints, or investors rotate away from resources, that part of the ASX could come under pressure.

But crashes are hard to predict

The problem is that predicting crashes is incredibly difficult.

The market can look expensive and keep rising. It can look risky and still push to new highs. It can also fall sharply for reasons investors did not see coming.

That is why I do not think most investors should build their strategy around trying to forecast the next crash.

A stock market crash before the end of 2026 is possible. I would not dismiss it. But I also would not sit entirely in cash waiting for it.

For long-term investors, I think the better approach is to keep investing periodically.

That might mean buying every month, every quarter, or whenever there is spare cash available. It can also mean keeping a watchlist of high-quality ASX shares and ETFs ready for periods of weakness.

If the market keeps rising, investors are still participating.

If the market falls, they can buy at better prices.

What I would do

I would carry on as normal.

That does not mean ignoring risk. I would make sure my portfolio is diversified, avoid taking on too much debt, and hold enough cash for short-term needs.

But I would keep buying quality assets over time.

For me, that could include broad ASX exposure, global ETFs, defensive dividend shares, and high-quality growth companies that have been sold down too heavily.

A market crash can be painful while it is happening. But history shows that the share market has recovered from every major crash and gone on to reach new highs.

I do not expect the next one to be any different.

Foolish Takeaway

There is a reasonable case that the ASX could suffer a sharp fall before the end of 2026.

Inflation, interest rates, geopolitical conflict, stretched valuations, AI concerns, and pressure on consumers are all real risks.

But trying to jump in and out of the market based on crash predictions can be more damaging than the crash itself.

My plan would be simple: keep investing gradually, focus on quality, and use any major weakness as an opportunity.

If a crash comes, it comes. I would rather be prepared to buy than paralysed by the fear of it.