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17.6M
Following
1K
Total Posts
Engagement Rate
4.25%
Avg Likes
741,520
Avg Comments
Mike Holston runs a verified Scientist creator account with 17.6M followers on Instagram. The account has published 3,783 posts, currently less than one post a week. Posts average 741,520 likes and 6,182 comments, an engagement rate of 4.25%.
Counting 17.6M followers and 3,783 posts, Therealtarzann sits in the InstME index as a Scientist account.
Across recent posts, Therealtarzann picks up 741,520 likes and 6,182 comments on average, one interaction per 24 followers.
Followers weigh in with a comment about every 120 likes, an audience that mostly engages through likes.
Therealtarzann's output runs to less than one post per week.
With 17.6M followers but only 1,011 accounts followed back, Therealtarzann shows the ratio of a well-established account.
Estimated sponsored-post value
$250,000–$460,000
Based on 17.6M followers and a 4.25% engagement rate, a single sponsored post by Therealtarzann is worth an estimated $250,000–$460,000. This is a modeled range, not a quoted rate, actual pricing varies by niche, content format, usage rights and exclusivity.
Content Focus
Primary: Scientist
| Metric | Therealtarzann | Cohort median |
|---|---|---|
| Engagement rate | 4.25% | 1.02% |
| Average likes | 741,520 | 25,711 |
| Average comments | 6,182 | 376 |
| Posts per week | 0.39 | 1.1 |
Median values from 12,265 accounts with over 1M followers in the InstME index, refreshed Jul 19, 2026.
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Last reviewed: Jul 15, 2026
Mike Holston is a verified scientist creator on Instagram, with 17.6M followers.
Mike Holston posts on Instagram as @therealtarzann.
Mike Holston has 17,589,732 followers on Instagram (17.6M) as of Jul 15, 2026.
Mike Holston's engagement rate is 4.25%, calculated from average likes and comments per post relative to followers.
Posts by Mike Holston average 741,520 likes and 6,182 comments.
Mike Holston posts less than once a week on average.
Mike Holston is registered as a creator account on Instagram and is verified.
Mike Holston is categorized as a scientist account in the InstME index, based on the profile's bio and Instagram category across 3,783 posts.
Yes. Mike Holston carries the blue verified badge on Instagram.
3,783
6,182
Posts / Week
0.39
Growth Score
85 / 100
Last Post
7 days ago
Followers
3.6M
Engagement
21.97%
A sponsored post from Mike Holston is estimated at $250,000 to $460,000. This is a model based on audience size and engagement, not a rate card, so real pricing is set by the creator.
