EnglishPeter Kostis is on Twitter (X) as @peterjkostis, with 5,079,259 followers and 7,216 posts. It lost 28,696 followers in the last 7 days, for a net gain of 72,334 over the last 30 days. A typical post draws 119 interactions, an engagement rate of 0.002% per follower.
Insights
Over the last 30 days @peterjkostis gained 72,334 followers (+1.42%). In the last 7 days the change was -28,696 followers. Its strongest tracked day added +297,273 followers on Jul 19, 2026. At the current pace, @peterjkostis is on track to reach 5.5M followers in about 25 weeks.
Engagement
A typical post picks up 119 interactions against 5.1M followers, an engagement rate of 0.002%. Measured over 29 original posts, its engagement rate beats 18% of 21,397 tracked accounts of a similar size. That is a reason to look at how the audience behaves - reply depth, saves, whether the followers are recent - rather than a conclusion about it on its own. Posts are seen about 25K times each, and 0.483% of those impressions turn into an interaction. That is about 0.485% of the follower count, which is the gap between an audience on paper and an audience in a timeline.
Measured over 29 original posts from a 30-day window, last computed on October 29, 2026. Recurring tags: #dcvax, #dcvaxforbraelyn, #gbm.
Full engagement reportFollower growth
Best tracked day: +297K followers on 2026-07-19.
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Bio
Family first, teacher, golfer, sports fan. Disagreements are allowed but make it personal or vulgar and you will be blocked!
Notable followers
The biggest accounts in our directory following @peterjkostis.
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Peter Kostis on Twitter (X) - frequently asked questions
- What is the Twitter handle for Peter Kostis?
- Peter Kostis posts on Twitter (X) as @peterjkostis. The profile is at x.com/peterjkostis, and the View on X button at the top of this page opens it.
- How many followers does Peter Kostis have on Twitter?
- Peter Kostis (@peterjkostis) has 5,079,259 followers on Twitter (X). It lost 28,696 followers in the last 7 days, for a net gain of 72,334 over the last 30 days. The count is refreshed continuously from public data.
- When did Peter Kostis join Twitter?
- Peter Kostis joined Twitter (X) in September 2010. The @peterjkostis account is 16 years old. Searches for Peter Kostis age often mean a personal age, which we do not publish. The figure here is the account age only.