Further weakness as Access Bio (KOSDAQ:950130) drops 17% this week, taking five-year losses to 80%

Simply Wall St

Long term investing works well, but it doesn't always work for each individual stock. We really hate to see fellow investors lose their hard-earned money. Spare a thought for those who held Access Bio, Inc. (KOSDAQ:950130) for five whole years - as the share price tanked 81%. And some of the more recent buyers are probably worried, too, with the stock falling 31% in the last year. The falls have accelerated recently, with the share price down 20% in the last three months. We really feel for shareholders in this scenario. It's a good reminder of the importance of diversification, and it's worth keeping in mind there's more to life than money, anyway.

If the past week is anything to go by, investor sentiment for Access Bio isn't positive, so let's see if there's a mismatch between fundamentals and the share price.

Access Bio wasn't profitable in the last twelve months, it is unlikely we'll see a strong correlation between its share price and its earnings per share (EPS). Arguably revenue is our next best option. Shareholders of unprofitable companies usually desire strong revenue growth. Some companies are willing to postpone profitability to grow revenue faster, but in that case one would hope for good top-line growth to make up for the lack of earnings.

Over half a decade Access Bio reduced its trailing twelve month revenue by 11% for each year. That puts it in an unattractive cohort, to put it mildly. So it's not altogether surprising to see the share price down 13% per year in the same time period. This kind of price performance makes us very wary, especially when combined with falling revenue. Of course, the poor performance could mean the market has been too severe selling down. That can happen.

You can see how earnings and revenue have changed over time in the image below (click on the chart to see the exact values).

KOSDAQ:A950130 Earnings and Revenue Growth September 29th 2025

Balance sheet strength is crucial. It might be well worthwhile taking a look at our free report on how its financial position has changed over time.

A Different Perspective

Investors in Access Bio had a tough year, with a total loss of 31%, against a market gain of about 27%. Even the share prices of good stocks drop sometimes, but we want to see improvements in the fundamental metrics of a business, before getting too interested. Unfortunately, last year's performance may indicate unresolved challenges, given that it was worse than the annualised loss of 12% over the last half decade. Generally speaking long term share price weakness can be a bad sign, though contrarian investors might want to research the stock in hope of a turnaround. It's always interesting to track share price performance over the longer term. But to understand Access Bio better, we need to consider many other factors. Even so, be aware that Access Bio is showing 1 warning sign in our investment analysis , you should know about...

But note: Access Bio may not be the best stock to buy. So take a peek at this free list of interesting companies with past earnings growth (and further growth forecast).

Please note, the market returns quoted in this article reflect the market weighted average returns of stocks that currently trade on South Korean exchanges.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.