Net Follower Growth: The net number of Instagram followers you acquired during the reporting period. Engagement Rate (per Impression): The number times users engaged with your profile or messages as a percentage of impressions. This indicates how engaged people are with your brand.
What happens after 10k followers on Instagram?
Once you have 10k followers, Instagram will make it easier for you to get people to your website via Stories with the swipe up to link feature. Swipe up is the only way to get a direct link from your Instagram to your other web properties. And, it’s available in STORIES, if you have 10k followers.