Will Elon Musk post <40 tweets from September 19 to September 21, 2026?
The move lacks solid trading support — treat the new probability with caution.
The pricing has weak support: healthy trading volume and market depth, a tight spread. The probability moved another 3.5 points in the past hour — the market is still repricing.
How credible was the move?
Three separate questions — a move can be genuine while the latest price is still settling. Methodology →
Move validity
Is the move backed by real trading and depth?
WeakThe pricing has weak support: healthy trading volume and market depth, a tight spread.
Consensus stability
Has the market settled at the new probability?
UnsettledThe probability moved another 3.5 points in the past hour — the market is still repricing.
Contract clarity
Will the rules resolve without ambiguity?
HighThe resolution rules are relatively specific, with a named source and a defined deadline.
From the latest trade tape (most recent 200 prints) — a live activity sample, not a lifetime total.
What this market actually measures
This market will resolve according to the number of times Elon Musk (@elonmusk), posts on X from September 19 12:00 PM ET to September 21, 2026 12:00 PM ET. For the purposes of this market, only main feed posts, quote posts and reposts will count.
This summary shows the opening of the venue's official rules. ProbCast has not yet generated an independent plain-English interpretation for this contract — review the full rules before relying on it.
View full official resolution rules
This market will resolve according to the number of times Elon Musk (@elonmusk), posts on X from September 19 12:00 PM ET to September 21, 2026 12:00 PM ET. For the purposes of this market, only main feed posts, quote posts and reposts will count. Replies will NOT count towards the total - however, replies on the main feed such as https://x.com/elonmusk/status/1786073478711353576 will be counted by the tracker. Deleted posts will count as long as they remain available long enough to be captured by the tracker (~5 minutes). Community reposts which are not counted by the tracker not count toward the total. The resolution source for this market is the 'Post Counter' figure for posts found at https://xtracker.polymarket.com. Individual posts can be viewed by clicking "Export Data". If the tracker does not update correctly in accordance with the rules, X itself may be used as a secondary resolution source.
Resolution source: x.com
What could move this market next?
- The market's deadline arrivesSeptember 21, 2026 at 12:00 PM ET
The contract must resolve based on what has happened by this date.
- Confirmation at the resolution source (x.com)
The rules name this source as the basis for settlement.
Derived from the contract's own mechanics as of Sep 20, 6:41 AM ET. ProbCast does not list scheduled meetings, announcements, or data releases it cannot verify.
Advanced analysis (experimental)
Research signals — these models are still accumulating the history needed for full validation, and they can disagree with the headline read. Model confidence: low · expected error ±28 pts.
What's happening
Near resolution or with ambiguous wording, pricing is mechanically thin and can swing on tiny trades. Read end-of-life prices with extra caution.
- Resolves in 1 day(s) — end-of-life pricing is mechanically thin
Read with caution —Read the latest price with caution; conditions make it an unreliable summary right now.
More details — reliability score, dynamics, durability
- Choppy / mean-reverting89%
- Stable consensus4%
- Thin-liquidity spike3%
Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.
Secondary read: leaning toward Thin market.
A read-only classification of the market environment — how much weight the current price deserves as a read of consensus. It describes conditions, never a trade.
Market data
24h volume
$40.6K
Liquidity
$23K
Total volume
$47.6K
- Category
- Macro / Fed
- Venue
- Polymarket
- Open interest
- —
- Spread
- 1.0 pts
- Best bid
- 15.0%
- Best ask
- 16.0%
- 7-day range
- 14.5% – 20.0%
- Resolves
- Sep 21, 2026
- Resolution
- x.com