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MARKET RESOLVEDKalshi / Polymarket US / Novig / Polymarket / ProphetX

Houston Astros Wins: Kansas City Royals vs. Houston Astros (7:15 PM ET)

MLB·Resolved 2026-09-17

This market resolved on 2026-09-17. Houston Astros was the officially declared outcome. Prior to resolution, the market peaked at 71%.

Final Closing Odds

5 platforms

Candidate
Bobby Witt Jr. Under 3.5 Hits + Runs + RBIs	—	—	—	100%	—
Bobby Witt Jr. Under 4.5 Hits + Runs + RBIs	—	—	—	100%	—
Bobby Witt Jr. Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Carter Jensen Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Christian Walker Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Daulton Varsho Over 0.5 Hits + Runs + RBIs	—	—	—	100%	—
Daulton Varsho Over 2.5 Hits + Runs + RBIs	—	—	—	100%	—
Daulton Varsho Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Isaac Paredes Under 4.5 Hits + Runs + RBIs	—	—	—	100%	—
Isaac Paredes Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Jac Caglianone Under 0.5 Hits + Runs + RBIs	—	—	—	100%	—
Jeremy Pena Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Jose Altuve Under 2.5 Hits + Runs + RBIs	—	—	—	100%	—
Vinnie Pasquantino Under 0.5 Hits + Runs + RBIs	—	—	—	100%	—
Vinnie Pasquantino Under 2.5 Hits + Runs + RBIs	—	—	—	100%	—
Vinnie Pasquantino Under 3.5 Hits + Runs + RBIs	—	—	—	100%	—
Vinnie Pasquantino Under 5.5 Hits + Runs + RBIs	—	—	—	100%	—
Jeremy Pena Over 3.5 Hits + Runs + RBIs	99%	—	—	—	—
Jose Altuve Under 3.5 Hits + Runs + RBIs	—	—	—	99%	—
Salvador Perez Under 0.5 Hits + Runs + RBIs	—	—	—	99%	—
Salvador Perez Under 3.5 Hits + Runs + RBIs	—	—	—	99%	—
Salvador Perez Under 5.5 Hits + Runs + RBIs	—	—	—	99%	—
Houston Astros spread plus 3.5	—	—	—	—	99%
Bobby Witt Jr. Under 0.5 Hits + Runs + RBIs	—	—	—	97%	—
Bobby Witt Jr. Under 2.5 Hits + Runs + RBIs	—	—	—	97%	—
Carter Jensen Under 4.5 Hits + Runs + RBIs	—	—	—	97%	—
Christian Walker Under 0.5 Hits + Runs + RBIs	—	—	—	97%	—
Christian Walker Under 2.5 Hits + Runs + RBIs	—	—	—	97%	—
Christian Walker Under 3.5 Hits + Runs + RBIs	—	—	—	97%	—
Christian Walker Under 4.5 Hits + Runs + RBIs	—	—	—	97%	—
Daulton Varsho Under 3.5 Hits + Runs + RBIs	—	—	—	97%	—
Daulton Varsho Under 4.5 Hits + Runs + RBIs	—	—	—	97%	—
Isaac Paredes Under 2.5 Hits + Runs + RBIs	—	—	—	97%	—
Jac Caglianone Under 2.5 Hits + Runs + RBIs	—	—	—	97%	—
Jac Caglianone Under 3.5 Hits + Runs + RBIs	—	—	—	97%	—
Jac Caglianone Under 4.5 Hits + Runs + RBIs	—	—	—	97%	—
Jac Caglianone Under 5.5 Hits + Runs + RBIs	—	—	—	97%	—
Vinnie Pasquantino Under 4.5 Hits + Runs + RBIs	—	—	—	97%	—
Houston Astros spread minus 1.5	98%	—	40%	100%	95%
Houston Astros spread plus 2.5	—	—	—	0%	95%
Total under 11.5	—	—	—	—	94%
Total under 12.5	—	—	—	—	94%
Total under 8.5	—	—	47%	97%	94%
Carter Jensen Over 0.5 Hits + Runs + RBIs	93%	—	—	—	—
Houston Astros spread plus 1.5	—	—	—	97%	87%
Houston Astros spread minus 2.5	97%	—	—	92%	83%
Houston Astros spread plus 4.5	—	—	—	—	91%
Jeremy Pena Under 0.5 Home Runs	—	—	—	0%	89%
Houston wins by over 3.5 runs	96%	—	46%	—	84%
Jeremy Pena Over 0.5 Hits + Runs + RBIs	82%	—	—	—	—
Isaac Paredes Under 3.5 Hits + Runs + RBIs	—	—	—	81%	—
Jose Altuve Under 4.5 Hits + Runs + RBIs	—	—	—	81%	—
Jose Altuve Under 5.5 Hits + Runs + RBIs	—	—	—	81%	—
Salvador Perez Under 2.5 Hits + Runs + RBIs	—	—	—	81%	—
Salvador Perez Under 4.5 Hits + Runs + RBIs	—	—	—	81%	—
Kansas City Royals spread plus 4.5	—	—	—	—	81%
Isaac Collins Under 1.5 Hits + Runs + RBIs	—	—	—	—	80%
Christian Walker Under 1.5 Hits + Runs + RBIs	—	—	—	97%	59%
Isaac Paredes Under 1.5 Hits + Runs + RBIs	—	—	—	97%	55%
Jac Caglianone Under 1.5 Hits + Runs + RBIs	—	—	—	97%	54%
Total under 10.5	—	—	—	57%	93%
Bobby Witt Jr. Under 1.5 Hits + Runs + RBIs	—	—	—	97%	52%
Carter Jensen Over 1.5 Hits + Runs + RBIs	94%	—	—	—	54%
Total under 9.5	—	—	50%	100%	93%
Salvador Perez Under 1.5 Hits + Runs + RBIs	—	—	—	81%	60%
Christian Walker Over 0.5 Hits + Runs + RBIs	69%	—	—	0%	—
Jose Altuve Under 1.5 Hits + Runs + RBIs	—	—	—	81%	52%
Houston Astros spread plus 1.0	—	—	—	—	66%
Kyle Isbel Over 0.5 Hits + Runs + RBIs	—	—	—	—	65%
Houston AstrosWINNER	100%	59%	59%	71%	98%
Christian Vazquez Over 0.5 Hits + Runs + RBIs	—	—	—	—	63%
Vinnie Pasquantino Under 1.5 Hits + Runs + RBIs	—	—	—	100%	62%
Cam Smith Under 1.5 Hits + Runs + RBIs	—	—	—	—	60%
Seth Lugo Under 4.5 Strikeouts	—	—	—	59%	61%
Yordan Alvarez Over 1.5 Hits + Runs + RBIs	55%	—	—	—	63%
Maikel Garcia Under 1.5 Hits + Runs + RBIs	—	—	—	—	59%
Michael Massey Under 1.5 Hits + Runs + RBIs	—	—	—	—	59%
Jeremy Pena Over 1.5 Hits + Runs + RBIs	57%	—	—	—	60%
Kansas City Royals spread plus 2.5	—	—	—	92%	21%
Carter Jensen Under 1.5 Hits + Runs + RBIs	—	—	—	0%	56%
Daulton Varsho Under 1.5 Hits + Runs + RBIs	—	—	—	0%	56%
Kansas City Royals spread minus 1.5	1%	—	—	97%	16%
Maikel Garcia Over 1.5 Hits + Runs + RBIs	—	—	—	—	54%
Michael Massey Over 1.5 Hits + Runs + RBIs	—	—	—	—	54%
Total under 9.0	—	—	—	—	54%
Seth Lugo Over 3.5 Strikeouts	100%	—	—	39%	68%
Kansas City Royals spread plus 1.0	—	—	—	—	53%
Total under 7.5	—	—	32%	—	70%
Houston Astros spread minus 1.0	—	—	—	—	50%
Daulton Varsho Over 1.5 Hits + Runs + RBIs	—	—	—	100%	50%
Seth Lugo Over 4.5 Strikeouts	99%	—	—	59%	40%
Total over 9.0	—	—	—	—	49%
Cam Smith Over 1.5 Hits + Runs + RBIs	—	—	—	—	49%
Isaac Paredes Over 1.5 Hits + Runs + RBIs	43%	—	—	0%	53%
Jose Altuve Over 0.5 Hits + Runs + RBIs	47%	—	—	—	—
Christian Vazquez Under 0.5 Hits + Runs + RBIs	—	—	—	—	47%
Christian Walker Over 1.5 Hits + Runs + RBIs	46%	—	—	3%	50%
Isaac Paredes Over 0.5 Hits + Runs + RBIs	45%	—	—	—	—
Salvador Perez Over 1.5 Hits + Runs + RBIs	45%	—	—	19%	52%
Kyle Isbel Under 0.5 Hits + Runs + RBIs	—	—	—	—	45%
Yordan Alvarez Over 0.5 Home Runs	99%	—	—	74%	15%
Total under 6.5	—	—	—	—	44%
Jose Altuve Over 1.5 Hits + Runs + RBIs	43%	—	—	3%	57%
Seth Lugo Under 3.5 Strikeouts	—	—	—	39%	47%
Salvador Perez Over 0.5 Hits + Runs + RBIs	65%	—	—	19%	—
Kansas City Royals	1%	42%	42%	0%	4%
Bobby Witt Jr. Over 1.5 Hits + Runs + RBIs	24%	—	—	0%	58%
Isaac Collins Over 1.5 Hits + Runs + RBIs	—	—	—	—	40%
Jeremy Pena Over 2.5 Hits + Runs + RBIs	38%	—	—	—	43%
Yordan Alvarez Over 2.5 Hits + Runs + RBIs	35%	—	—	—	46%
Bobby Witt Jr. Over 0.5 Hits + Runs + RBIs	76%	—	—	3%	—
Kansas City Royals spread plus 3.5	—	—	54%	—	21%
Jose Altuve Over 2.5 Hits + Runs + RBIs	36%	—	—	0%	—
Kansas City Royals spread minus 1.0	—	—	—	—	36%
Kansas City Royals spread plus 1.5	—	—	60%	100%	9%
Isaac Paredes Over 2.5 Hits + Runs + RBIs	34%	—	—	0%	—
Jeremy Pena Under 1.5 Hits + Runs + RBIs	—	—	—	19%	47%
Total over 8.5	7%	—	54%	97%	11%
Jeremy Pena Under 2.5 Hits + Runs + RBIs	—	—	—	3%	61%
Christian Walker Over 2.5 Hits + Runs + RBIs	32%	—	—	0%	—
Yordan Alvarez Under 1.5 Hits + Runs + RBIs	—	—	—	19%	45%
Carter Jensen Over 3.5 Hits + Runs + RBIs	26%	—	—	—	—
Jac Caglianone Over 0.5 Hits + Runs + RBIs	26%	—	—	0%	—
Vinnie Pasquantino Over 1.5 Hits + Runs + RBIs	—	—	—	3%	48%
Houston Astros spread minus 4.5	—	—	—	—	24%
Jeremy Pena Over 4.5 Hits + Runs + RBIs	21%	—	—	—	—
Total under 5.5	—	—	—	—	20%
Daulton Varsho Over 5.5 Hits + Runs + RBIs	—	—	—	19%	—
Daulton Varsho Under 2.5 Hits + Runs + RBIs	—	—	—	19%	—
Jac Caglianone Over 1.5 Hits + Runs + RBIs	19%	—	—	3%	54%
Jac Caglianone Over 5.5 Hits + Runs + RBIs	—	—	—	19%	—
Jose Altuve Over 5.5 Hits + Runs + RBIs	—	—	—	19%	—
Jose Altuve Under 0.5 Hits + Runs + RBIs	—	—	—	19%	—
Salvador Perez Over 5.5 Hits + Runs + RBIs	—	—	—	19%	—
Carter Jensen Over 4.5 Hits + Runs + RBIs	18%	—	—	0%	—
Christian Walker Over 0.5 Home Runs	14%	—	—	95%	17%
Bobby Witt Jr. Over 0.5 Home Runs	1%	—	—	1%	16%
Jeremy Pena Over 0.5 Home Runs	100%	—	—	100%	16%
Daulton Varsho Over 0.5 Home Runs	—	—	—	100%	16%
Carter Jensen Over 2.5 Hits + Runs + RBIs	16%	—	—	—	—
Jac Caglianone Over 4.5 Hits + Runs + RBIs	16%	—	—	0%	—
Cam Smith Over 0.5 Home Runs	—	—	—	—	15%
Michael Massey Over 0.5 Home Runs	—	—	—	—	15%
Bobby Witt Jr. Over 2.5 Hits + Runs + RBIs	15%	—	—	0%	—
Salvador Perez Over 4.5 Hits + Runs + RBIs	10%	—	—	19%	—
Bobby Witt Jr. Over 4.5 Hits + Runs + RBIs	14%	—	—	0%	—
Isaac Paredes Over 3.5 Hits + Runs + RBIs	14%	—	—	0%	—
Salvador Perez Over 2.5 Hits + Runs + RBIs	8%	—	—	19%	—
Kansas City Royals spread minus 4.5	—	—	—	—	13%
Carter Jensen Over 0.5 Home Runs	1%	—	—	19%	6%
Salvador Perez Over 3.5 Hits + Runs + RBIs	13%	—	—	1%	—
Maikel Garcia Over 0.5 Home Runs	—	—	—	—	12%
Vinnie Pasquantino Over 0.5 Home Runs	—	—	—	5%	16%
Jac Caglianone Over 0.5 Home Runs	4%	—	—	83%	10%
Isaac Collins Over 0.5 Home Runs	—	—	—	—	10%
Kyle Isbel Over 0.5 Home Runs	—	—	—	—	10%
Total over 9.5	4%	—	50%	100%	10%
Bobby Witt Jr. Over 3.5 Hits + Runs + RBIs	16%	—	—	3%	—
Kansas City Royals spread minus 2.5	1%	—	—	0%	9%
Jac Caglianone Over 3.5 Hits + Runs + RBIs	15%	—	—	3%	—
Salvador Perez Over 0.5 Home Runs	2%	—	—	19%	8%
Jose Altuve Over 0.5 Home Runs	1%	—	—	1%	7%
Isaac Paredes Over 0.5 Home Runs	1%	—	—	1%	6%
Total over 10.5	2%	—	—	100%	9%
Jose Altuve Over 3.5 Hits + Runs + RBIs	4%	—	—	3%	—
Bobby Witt Jr. Over 5.5 Hits + Runs + RBIs	—	—	—	3%	—
Carter Jensen Under 0.5 Hits + Runs + RBIs	—	—	—	3%	—
Carter Jensen Under 2.5 Hits + Runs + RBIs	—	—	—	3%	—
Carter Jensen Under 3.5 Hits + Runs + RBIs	—	—	—	3%	—
Christian Walker Over 4.5 Hits + Runs + RBIs	0%	—	—	3%	—
Christian Walker Over 5.5 Hits + Runs + RBIs	—	—	—	3%	—
Daulton Varsho Over 3.5 Hits + Runs + RBIs	—	—	—	3%	—
Daulton Varsho Over 4.5 Hits + Runs + RBIs	—	—	—	3%	—
Isaac Paredes Over 5.5 Hits + Runs + RBIs	—	—	—	3%	—
Jeremy Pena Over 5.5 Hits + Runs + RBIs	—	—	—	3%	—
Jeremy Pena Under 3.5 Hits + Runs + RBIs	—	—	—	3%	—
Vinnie Pasquantino Over 0.5 Hits + Runs + RBIs	—	—	—	3%	—
Vinnie Pasquantino Over 2.5 Hits + Runs + RBIs	—	—	—	3%	—
Vinnie Pasquantino Over 3.5 Hits + Runs + RBIs	—	—	—	3%	—
Vinnie Pasquantino Over 4.5 Hits + Runs + RBIs	—	—	—	3%	—
Vinnie Pasquantino Over 5.5 Hits + Runs + RBIs	—	—	—	3%	—
Jac Caglianone Over 2.5 Hits + Runs + RBIs	2%	—	—	0%	—
Jose Altuve Over 4.5 Hits + Runs + RBIs	2%	—	—	1%	—
Isaac Paredes Over 4.5 Hits + Runs + RBIs	2%	—	—	0%	—
Carter Jensen Over 5.5 Hits + Runs + RBIs	—	—	—	0%	—
Daulton Varsho Under 0.5 Hits + Runs + RBIs	—	—	—	0%	—
Isaac Paredes Under 0.5 Hits + Runs + RBIs	—	—	—	0%	—
Jeremy Pena Under 0.5 Hits + Runs + RBIs	—	—	—	0%	—
Jeremy Pena Under 4.5 Hits + Runs + RBIs	—	—	—	0%	—
Christian Walker Over 3.5 Hits + Runs + RBIs	0%	—	—	0%	—
Kansas City wins by over 3.5 runs	—	—	—	—	—
Over 13.5 runs scored	—	—	—	—	—
Over 3.5 runs scored	—	—	—	—	—
Over 4.5 runs scored	—	—	—	—	—
Total over 11.5	—	—	—	—	—
Total over 12.5	—	—	—	—	—
Total over 5.5	—	—	—	—	—
Total over 6.5	—	—	—	—	—
Total over 7.5	—	—	—	—	—

Market RulebooksOfficial settlement criteria and edge cases

Official settlement criteria, resolution sources, and edge cases across Kalshi and Novig and Polymarket and Polymarket US and ProphetX.

Rules for Candidate:

Kalshi

Primary Rule

If Kansas City wins the Kansas City vs Houston professional baseball game originally scheduled for Sep 17, 2026 at 7:15 PM EDT, then the market resolves to Yes.

Edge Cases

The following market refers to the Kansas City vs Houston professional baseball game originally scheduled for Sep 17, 2026 at 7:15 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days). If the game is cancelled or rescheduled to over two days away, the market will resolve to a fair price in accordance with the rules. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Resolution Oracles

Kalshi Rules

Novig

Primary Rule

Kansas City Royals in Kansas City Royals @ Houston Astros (MLB); settled by Novig.

Edge Cases

If the contract cannot be settled on the stated outcome, Novig settles it at fair market value (FMV) instead of refunding it.

Polymarket

Primary Rule

In the upcoming MLB game between the Kansas City Royals and Houston Astros, scheduled for September 17 at 7:15PM ET: This market will resolve to "Kansas City Royals" if the Kansas City Royals win the game. This market will resolve to "Houston Astros" if the Houston Astros win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Resolution Oracles

UMA Optimistic OracleConsensus of Sources

Polymarket US

Primary Rule

This market will settle to the winner of the Kansas City Royals vs Houston Astros MLB game scheduled for 2026-09-17 at 7:15PM ET. Extra innings are included if played. If the game is delayed, postponed, or suspended and not rescheduled to a date within two weeks of the originally scheduled date, the market will settle to the last fair market price. Outcome sourced from MLB.

ProphetX

Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles

ProphetX Rules

Frequently Asked Questions

What does the Kansas City Royals vs. Houston Astros (7:15 PM ET) prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Novig, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.

What were the last available Kansas City Royals vs. Houston Astros (7:15 PM ET) odds?

The last available prices are Houston Astros: 99.5¢ on Kalshi, 70.6¢ on Polymarket, 98.1¢ on ProphetX, 58.5¢ on Polymarket US, 58.5¢ on Novig; Kansas City Royals: 0.5¢ on Kalshi, 0.1¢ on Polymarket, 4.1¢ on ProphetX, 41.5¢ on Polymarket US, 41.5¢ on Novig. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity. The last available price is not necessarily the final settlement price.

Why do Kansas City Royals vs. Houston Astros (7:15 PM ET) odds vary across prediction markets?

The largest price difference shown across venues is 41.4 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.

How do Kansas City Royals vs. Houston Astros (7:15 PM ET) prediction market payouts work?

For example, Houston Astros at 77.0¢ implies about a 77.0% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading. Historical prices alone do not identify the winning outcome.

Houston Astros Wins: Kansas City Royals vs. Houston Astros (7:15 PM ET)

Houston Astros Wins: Kansas City Royals vs. Houston Astros (7:15 PM ET)

About This Market

Price History

Final Closing Odds

Resolution Oracles

Frequently Asked Questions

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Houston Astros Wins: Kansas City Royals vs. Houston Astros (7:15 PM ET)

Houston Astros Wins: Kansas City Royals vs. Houston Astros (7:15 PM ET)

About This Market

Price History

Final Closing Odds

Resolution Oracles

Market Rulebook: Kansas City Royals vs. Houston Astros (7:15 PM ET)

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