If you are building a properly diversified stock portfolio, the chances are some of your picks will perform badly. But long term Baby Bunting Group Limited (ASX:BBN) shareholders have had a particularly rough ride in the last three year. So they might be feeling emotional about the 66% share price collapse, in that time. Furthermore, it's down 17% in about a quarter. That's not much fun for holders.

Since shareholders are down over the longer term, lets look at the underlying fundamentals over the that time and see if they've been consistent with returns.

We've discovered 1 warning sign about Baby Bunting Group. View them for free.

While markets are a powerful pricing mechanism, share prices reflect investor sentiment, not just underlying business performance. By comparing earnings per share (EPS) and share price changes over time, we can get a feel for how investor attitudes to a company have morphed over time.

During the three years that the share price fell, Baby Bunting Group's earnings per share (EPS) dropped by 31% each year. The 30% average annual share price decline is remarkably close to the EPS decline. So it seems like sentiment towards the stock hasn't changed all that much over time. In this case, it seems that the EPS is guiding the share price.

You can see below how EPS has changed over time (discover the exact values by clicking on the image).

Before buying or selling a stock, we always recommend a close examination of historic growth trends, available here.

What About The Total Shareholder Return (TSR)?

We'd be remiss not to mention the difference between Baby Bunting Group's total shareholder return (TSR) and its share price return. The TSR is a return calculation that accounts for the value of cash dividends (assuming that any dividend received was reinvested) and the calculated value of any discounted capital raisings and spin-offs. Baby Bunting Group's TSR of was a loss of 63% for the 3 years. That wasn't as bad as its share price return, because it has paid dividends.

A Different Perspective

Investors in Baby Bunting Group had a tough year, with a total loss of 17%, against a market gain of about 7.0%. However, keep in mind that even the best stocks will sometimes underperform the market over a twelve month period. Unfortunately, last year's performance may indicate unresolved challenges, given that it was worse than the annualised loss of 6% over the last half decade. We realise that Baron Rothschild has said investors should "buy when there is blood on the streets", but we caution that investors should first be sure they are buying a high quality business. It's always interesting to track share price performance over the longer term. But to understand Baby Bunting Group better, we need to consider many other factors. Consider risks, for instance. Every company has them, and we've spotted 1 warning sign for Baby Bunting Group you should know about.

But note: Baby Bunting Group 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 Australian 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.