Private label food company TreeHouse Foods (NYSE:THS) will be reporting earnings tomorrow before the bell. Here's what investors should know.

Last quarter TreeHouse Foods reported revenues of $863.3 million, up 3.6% year on year, missing analyst expectations by 9.6%. It was a weak quarter for the company, with full-year revenue guidance missing analysts' expectations.

Is TreeHouse Foods buy or sell heading into the earnings? Read our full analysis here, it's free.

This quarter analysts are expecting TreeHouse Foods's revenue to decline 3.3% year on year to $925.2 million, a further deceleration on the 17.2% year-over-year decrease in revenue the company had recorded in the same quarter last year. Adjusted earnings are expected to come in at $0.73 per share.

Majority of analysts covering the company have reconfirmed their estimates over the last thirty days, suggesting they are expecting the business to stay the course heading into the earnings.

Looking at TreeHouse Foods's peers in the packaged food segment, some of them have already reported Q4 earnings results, giving us a hint of what we can expect. Simply Good Foods delivered top-line growth of 2.6% year on year, missing analyst estimates by 0.2% and Mondelez reported revenues up 8.7% year on year, exceeding estimates by 0.2%. Simply Good Foods traded up 1.4% on the results, and Mondelez was down 3.1%.

Read our full analysis of Simply Good Foods's results here and Mondelez's results here.

Investors in the packaged food segment have had steady hands going into the earnings, with the stocks up on average 0.1% over the last month. TreeHouse Foods is up 3% during the same time, and is heading into the earnings with analyst price target of $43.3, compared to share price of $42.3.

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