Kohl’s Corp. (NYSE:KSS) named interim chief Michael Bender as its permanent CEO on Monday, marking the department store’s third leadership change in as many years, as it works to reverse a prolonged sales slump.

The announcement comes just ahead of the retailer’s third-quarter earnings report, and follows months of turmoil after the board ousted former chief executive Ashley Buchanan over improper dealings with a vendor with whom he had a personal relationship.

Buchanan was fired from Kohl's just four months after he had taken the top job.

What Does Wall Street Expect From Kohl’s Q3 Report?

Kohl’s said in August that it expects net sales to drop by 5% to 6% for the fiscal year.

The company, which houses brands like Jumping Beans and Simply Vera Vera Wang, has been trying to revive sales amid a challenging economic ...