S&P Dow Jones Indices and Kalshi announced a preferred-provider arrangement on 26 October covering two different uses of market information. Kalshi plans to list event contracts whose outcomes refer to official S&P DJI index values. In the opposite direction, S&P DJI plans to use data generated by Kalshi event markets when constructing new indices of expectations. The announcement gives neither finished contract specifications nor a launch timetable.[1][2]
In the first direction, Kalshi’s planned contracts would settle by reference to official S&P DJI index values. Their final specifications will need to identify the benchmark, observation time and treatment of interruptions or corrections; the partnership announcement does not supply those terms.[1]
Benchmark price and probability data are different inputs
Two directions of the partnership
| Use | Source of input | Output described |
|---|---|---|
| Event contract settlement | Published S&P DJI index value | Future Kalshi contracts tied to a benchmark outcomeSource 1 |
| Index calculation | Kalshi event-contract prices and outcomes | Future S&P DJI indices reflecting expected eventsSource 1Source 2 |
| Present commercial status | Preferred-provider agreement | Product parameters and launch timing remain to be announcedSource 1Source 3 |
An event-market price often relates to an outcome’s implied probability, whereas an equity index is constructed from securities and weighting rules. Reusing the former as an ingredient in a new index is an index-methodology exercise, not the same thing as offering a futures contract on the S&P 500. The release mentions potential economic, political and sporting applications but does not publish a methodology for those new indices.[1][2]
S&P DJI’s legal statement says Kalshi contracts based on its indices are not sponsored, sold or endorsed by the benchmark provider. Licensing the settlement reference is a different role from operating or guaranteeing the contract.[1]
Sources & further reading
- S&P DJI and Kalshi strategic collaboration S&P Global / S&P Dow Jones Indices · 26 Oct 2026 · Accessed 29 Oct 2026
- S&P Dow Jones Indices and Kalshi are joining forces Kalshi News · 27 Oct 2026 · Accessed 29 Oct 2026
- S&P Dow Jones partners with Kalshi on prediction markets Reuters via Investing.com · 26 Oct 2026 · Accessed 29 Oct 2026