However, in terms of effectiveness (as measured as the number of total interactions per 1,000 followers), Thursdays are no better than any other day of the week for posting, the study found.
In general, Instagram engagement stays fairly consistent throughout the week, though there is a slight spike on Mondays and a slight dip on Sundays.
Time of day is a similar story. Fortune 500 companies overwhelmingly put photos up on Instagram during business hours, with posts spiking between 3-4 PM EST.
However, Instagram engagement stays fairly consistent throughout the day and night. Posts during business hours are only 6% more effective than off-hour posts.
Below, additional key findings from the report, which was was based on an analysis of the Instagram accounts of Fortune 500 companies.
Ayaz Nanji is an independent digital strategist and a co-founder of ICW Content, a marketing agency specializing in content creation for brands and businesses. He is also a research writer for MarketingProfs. He has worked for Google/YouTube, the Travel Channel, AOL, and the New York Times.
LinkedIn: Ayaz Nanji