TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Economics
South African Reserve Bank Decision in September?
kalshi
polymarket

South African Reserve Bank Decision in September?

Volume:
$31,304

Hike 1-25bps

 - Kalshi

Hike 1-25bps - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 23, 2026

Closed: Sep 23, 8:59 AM EST

kalshi

Kalshi

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Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Hike 1-25bps

View
100%
19%
Yes 100¢No 0¢
100¢
N/A
$6,180
N/A
N/A
$5,583
Settled
Yes
polymarket

Increase

100%
5%
Yes 100¢No 0¢
0.1¢
N/A
$2,389
N/A
N/A
N/A
Settled
Yes
kalshi

Maintain current rate

0%
5%
Yes 0¢No 100¢
100¢
N/A
$6,429
N/A
N/A
$4,316
Settled
No
polymarket

No Change

0%
2%
Yes 0¢No 100¢
—
N/A
$5,950
N/A
N/A
N/A
Settled
No
kalshi

Cut 1-25bps

0%
1%
Yes 0¢No 100¢
100¢
N/A
$4,651
N/A
N/A
$2,208
Settled
No
polymarket

Decrease

0%
Yes 0¢No 100¢
—
N/A
$2,345
N/A
N/A
N/A
Settled
No
kalshi

Hike more than 25bps

0%
Yes 0¢No 100¢
100¢
N/A
$2,199
N/A
N/A
$1,594
Settled
No
kalshi

Cut more than 25bps

0%
2%
Yes 0¢No 100¢
100¢
N/A
$1,161
N/A
N/A
$1,133
Settled
No
Total markets: 8

Description

This group forecasts the South African Reserve Bank's (SARB) decision regarding the repo rate at its September Monetary Policy Committee meeting. The markets assess whether the SARB will cut, maintain, or hike the rate, and are focused on the change relative to the rate prior to the meeting.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Kalshi's 'Yes' resolution encompasses all possible rate changes, while Polymarket focuses on specific directional changes (increase or decrease).Hero tip: Focus on Polymarket's specific 'increase' and 'decrease' markets for directional bets. Avoid Kalshi if you have a strong view on whether a change will occur.

Critical divergence points:

  • Polymarket: Resolves based on whether the repo rate decreases or increases after the September meeting, with a separate question for 'no change'. Focuses on the *direction* of the change.
  • Kalshi: Resolves 'Yes' if the SARB takes *any* action (cut, maintain, hike). Essentially asking 'will there be a policy change of any kind?'
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

This market will resolve according to the change in the repo rate resulting from the South African Reserve Bank’s September Monetary Policy Committee meeting, relative to the level it was prior to this meeting. The resolution source for this market is information released by the South African Reserve Bank after its September 23, 2026 policy-setting meeting, as listed on the official South African Reserve Bank meeting schedule: https://www.resbank.co.za/en/home/calendar This market may resolve as soon as the South African Reserve Bank's statement for their September meeting with relevant data is issued. If no decision on the repo rate is issued by the end date of the next scheduled meeting, this market will resolve to the "No change" bracket.

Kalshi

The event resolves based on the official policy rate decision announced by the South African Reserve Bank at its September Monetary Policy Committee meeting. Only changes to the primary policy rate are considered; markets resolve to Yes only if the announced action matches the specific outcome label (e.g., Cut more than 25bps, Cut 1-25bps, Maintain current rate, Hike 1-25bps, or Hike more than 25bps). If the meeting is cancelled or delayed past the expiration date, the "No change" market resolves to Yes, and all others resolve to No. Emergency rate changes occurring outside scheduled meetings do not affect resolution. The basis point ranges specified in each market are inclusive, meaning that outcomes at the exact boundary values (e.g., exactly 25bps or 50bps) count toward the relevant market.

Frequently asked questions

Prediction market odds often provide a different perspective than traditional analyst forecasts. Analysts may be influenced by institutional biases or public statements, while this market reflects the collective judgment of a diverse group of traders. The wisdom of the crowd effect can lead to surprisingly accurate predictions, often incorporating information not readily available in standard reports. Examining the difference between the implied probability in this market and the consensus of financial analysts can reveal valuable insights into market sentiment regarding the South African Reserve Bank’s upcoming decision.

Several signals could significantly impact this market. Unexpected economic data releases from South Africa, such as inflation figures or employment numbers, could shift expectations regarding the Reserve Bank’s policy stance. Global economic developments, particularly changes in interest rate policies by major central banks, can also influence the South African Reserve Bank’s decision. Furthermore, any statements from Reserve Bank officials regarding their outlook on the economy or future interest rate adjustments could move this market. Geopolitical events and their potential impact on the South African economy are also factors to watch.