TOTAL VOLUME:

$134b

24H VOL:

$107,351,958

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,416,970,024

400,720

Markets across

30,097

events

MATCHED EVENTS:

2,633

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Crypto
BTC price on Sep 18, 2026 at 5pm EDT?
kalshi

BTC price on Sep 18, 2026 at 5pm EDT?

Volume:
$6,591,339

$81,000 or above

 - Kalshi

$81,000 or above - Kalshi

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Negative

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Vol.

·

Resolved Sep 18, 2026

Closed: Sep 18, 5:00 PM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

$81,000 or above

View
100%
Yes 100¢No 0¢
100¢
N/A
$1,277,728
N/A
N/A
$209,155
Settled
Yes
kalshi

$80,000 or above

100%
98%
Yes 100¢No 0¢
100¢
N/A
$593,526
N/A
N/A
$143,923
Settled
Yes
kalshi

$80,500 or above

100%
99%
Yes 100¢No 0¢
100¢
N/A
$455,911
N/A
N/A
$163,252
Settled
Yes
kalshi

$78,000 or above

100%
91%
Yes 100¢No 0¢
100¢
N/A
$334,330
N/A
N/A
$62,962
Settled
Yes
kalshi

$79,000 or above

100%
96%
Yes 100¢No 0¢
100¢
N/A
$321,484
N/A
N/A
$54,309
Settled
Yes
kalshi

$77,500 or above

100%
83%
Yes 100¢No 0¢
100¢
N/A
$293,729
N/A
N/A
$64,060
Settled
Yes
kalshi

$76,500 or above

100%
51%
Yes 100¢No 0¢
100¢
N/A
$277,092
N/A
N/A
$98,578
Settled
Yes
kalshi

$79,500 or above

100%
98%
Yes 100¢No 0¢
100¢
N/A
$263,290
N/A
N/A
$73,455
Settled
Yes
kalshi

$77,000 or above

100%
69%
Yes 100¢No 0¢
100¢
N/A
$244,579
N/A
N/A
$77,676
Settled
Yes
kalshi

$78,500 or above

100%
95%
Yes 100¢No 0¢
100¢
N/A
$226,356
N/A
N/A
$40,274
Settled
Yes
kalshi

$76,000 or above

100%
32%
Yes 100¢No 0¢
100¢
N/A
$196,017
N/A
N/A
$65,311
Settled
Yes
kalshi

$75,500 or above

100%
15%
Yes 100¢No 0¢
100¢
N/A
$161,376
N/A
N/A
$54,044
Settled
Yes
kalshi

$75,000 or above

100%
8%
Yes 100¢No 0¢
100¢
N/A
$121,189
N/A
N/A
$40,909
Settled
Yes
kalshi

$73,000 or above

100%
1%
Yes 100¢No 0¢
100¢
N/A
$67,072
N/A
N/A
$35,047
Settled
Yes
kalshi

$74,500 or above

100%
4%
Yes 100¢No 0¢
100¢
N/A
$57,368
N/A
N/A
$22,142
Settled
Yes
kalshi

$70,500 or above

100%
Yes 100¢No 0¢
100¢
N/A
$46,862
N/A
N/A
$38,972
Settled
Yes
kalshi

$74,000 or above

100%
3%
Yes 100¢No 0¢
100¢
N/A
$44,513
N/A
N/A
$12,193
Settled
Yes
kalshi

$71,000 or above

100%
3%
Yes 100¢No 0¢
100¢
N/A
$43,878
N/A
N/A
$41,806
Settled
Yes
kalshi

$72,500 or above

100%
1%
Yes 100¢No 0¢
100¢
N/A
$43,174
N/A
N/A
$26,298
Settled
Yes
kalshi

$70,000 or above

100%
Yes 100¢No 0¢
100¢
N/A
$42,125
N/A
N/A
$35,213
Settled
Yes
kalshi

$69,500 or above

100%
Yes 100¢No 0¢
100¢
N/A
$31,530
N/A
N/A
$29,808
Settled
Yes
kalshi

$73,500 or above

100%
2%
Yes 100¢No 0¢
100¢
N/A
$31,515
N/A
N/A
$17,754
Settled
Yes
kalshi

$71,500 or above

100%
1%
Yes 100¢No 0¢
100¢
N/A
$19,096
N/A
N/A
$11,185
Settled
Yes
kalshi

$72,000 or above

100%
1%
Yes 100¢No 0¢
100¢
N/A
$18,133
N/A
N/A
$13,399
Settled
Yes
kalshi

$65,500 or above

100%
3%
Yes 100¢No 0¢
100¢
N/A
$5,472
N/A
N/A
$5,472
Settled
Yes
Total markets: 25 of 50

Intro

This market tracks whether the simple average of sixty seconds of the CF Benchmarks' Bitcoin Real-Time Index (BRTI) will be above $67499.99 at 5:00 PM EDT on September 18, 2026. Currently, the probability of this outcome occurring on Kalshi is 99.0%. The resolution source for this market is CF Benchmarks' Bitcoin Real-Time Index (BRTI). Traders should closely watch the price of Bitcoin leading up to September 18, 2026, as the market will resolve based on the index value recorded right before 5:00 PM EDT on that date.

Kalshi

All markets share a unified resolution framework centered on the Bitcoin Real-Time Index (BRTI) published by CF Benchmarks. For each market, the resolution hinges on whether the simple average of the sixty-second readings of the BRTI immediately preceding 5 PM EDT on September 18, 2026, surpasses a specified threshold. The exact threshold varies per market, incrementing in $500 or $1,000 steps from $64,500 up to $89,000. Crucially, the price data source is exclusively the CF Benchmarks' BRTI—external sources such as Google or Coinbase are advisory only. At expiration, sixty consecutive BRTI prices are captured within the final minute before 5 PM EDT, and their arithmetic mean constitutes the official closing value. If this mean exceeds the market’s defined threshold, the market resolves to 'Yes'; otherwise, it resolves to 'No.' All markets adhere strictly to this methodology, ensuring consistency across differing price targets.

Frequently asked questions

On Kalshi, the dashboard for the Bitcoin price market tracks the current implied probability of various price ranges for BTC on September 18, 2026. You’ll find a visual representation of the odds, a price history chart showing how expectations have shifted over time, and the 24-hour trading volume, currently at $4,782,311. The total volume for this market is $6,591,339, indicating the level of interest from forecasters. This allows you to quickly assess where the crowd believes the price will land and how conviction is changing.

Currently, prediction market odds offer a unique perspective compared to traditional spot price expectations. While spot markets reflect immediate supply and demand, this market aggregates the informed beliefs of forecasters looking further ahead. Polls of financial analysts often provide price targets, but they may not fully capture the range of potential outcomes or the probabilities associated with each. This market provides a probabilistic forecast, showing not just *if* the price might reach a certain level, but *how likely* it is, according to the wisdom of the crowd.

On Kalshi, this market is priced using a continuous double auction. Traders buy and sell contracts representing different price ranges for Bitcoin. The price of each contract reflects the market’s assessment of the probability that the actual BTC price will fall within that range at the specified time. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust, creating a dynamic forecast. The market efficiently incorporates diverse perspectives and expertise, resulting in a forward-looking price discovery mechanism.

This market resolves around Sep 18, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The settlement will be based on the price of Bitcoin, as recorded by a widely recognized and trusted source, at 5:00 PM EDT on September 18, 2026. The specific price used for resolution will be determined by Kalshi’s standard procedures for verifying external data, ensuring a transparent and reliable outcome for all participants in this market.

Numerous signals and events could significantly influence this market. Major macroeconomic developments, such as changes in interest rates or inflation, could impact investor sentiment towards Bitcoin. Regulatory announcements from governments worldwide, particularly regarding cryptocurrency taxation or usage, are also key catalysts. Technological advancements or security breaches affecting the Bitcoin network itself could cause substantial price swings. Finally, broader market trends in the technology sector and overall risk appetite could also play a role in shifting expectations within this market.