IBISWorld reports usually name the person who wrote the report. Use that person's name as the author, then add the year and month it was written. Enter the report title in italics, then the name of the database.
Amir, A. (2019, May). IBISWorld industry report 31134: Candy production in the US. Retrieved from IBISWorld database.
If the report doesn't name an author, follow this example.
IBISWorld. (2018, October). IBISWorld business environment profile: Number of people with private health insurance. Retrieved from IBISWorld database.
How to properly cite corporate annual reports, from the section on Technical and Research Reports, APA p. 205-206:
Online annual reports
When accessed online from the company’s website:
The Coca-Cola Company. (2009). Unites States Securities and Exchange Commission form 10-K. Retrieved from http://www.thecoca-colacompany.com/investors/pdfs/form_10K_2009.pdf
When accessed online from someone else’s website:
The Coca-Cola Company. (2009). Unites States Securities and Exchange Commission form 10-K. Retrieved from Securities and Exchange Commission website: http://www.sec.gov/Archives/edgar/data/21344/000104746910001476/a2195739z10-k.htm
Printed annual reports
Exact Company Name. (year of report). Title of report. City, State abbreviation: Author.
In this case, the company would be both author and publisher, so the publishing company’s name is replaced with the word Author.
The Coca-Cola Company. (2009). Unites States Securities and Exchange Commission form 10-K. Atlanta, GA: Author.
In the text, use the first two elements of the reference entry - The company's name and the date of the annual report.
According to The Coca Cola Company (2009), ...
...(The Coca Cola Company, 2009).