PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
No 89.1%+0.5pt
Market quality
≤49 / 100
Low quality24h Volume
$164.2
Liquidity
$1.2K
Low liquidityBid / Ask
10.0% / 11.0%
Spread
1.0 pt
Tight spreadComments
10
7d Change
+1.0 pts
Market data
Updated 5 minutes ago
Dec 5, 25, 5:44 AM UTCDec 31, 26, 12:00 AM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will Justin Trudeau and Katy Perry announces they are engaged by EOY 2026?
Manifold MarketsWill Justin Trudeau and Katy Perry announces they are engaged by EOY 2026?
Manifold MarketsWill Katy Perry and Justin Trudeau get engaged and/or married by the end of 2030?
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KalshiJustin & Hailey Bieber split in 2026?
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PolymarketRules
This market will resolve to "Yes" if it is announced that Katy Perry and Justin Trudeau are engaged to be married by December 31, 2026, 11:59 PM ET.
- Otherwise, this market will resolve to "No".
- If it is announced that Perry and Trudeau have married, it will qualify for a "Yes" resolution.
- The primary resolution source for this market will be information from Katy Perry and/or Justin Trudeau or one of their official representatives, however a consensus of credible reporting will also be used.
Prediction Source Comparison
Open markets
EntertainmentPOLYMARKET"Spider-Man: Brand New Day" total domestic gross by September 30?
- 950 - 960m+18.5pt70.6%
- 940 - 950m-17.0pt25.5%
- 970m++1.1pt2%
+2 more outcomes
- Total Vol
- $371.8K
- 24h Vol
- $113.9K
KALSHINext James Bond film: Actor cast as James Bond
- Jack Lowden+26.0pt67%
- Jack Barton-7.0pt21%
- Callum Turner-6.0pt19%
+27 more outcomes
- Total Vol
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POLYMARKETNext James Bond actor?
- Jack Lowden+23.4pt48%
- No Bond chosen-5.5pt17%
- Jack Barton-3.6pt9%
+21 more outcomes
KALSHIPractical Magic 2 · Rotten Tomatoes score
- Above 45-55.0pt18%
- Above 50-59.0pt4%
- Above 55-54.0pt2%
+7 more outcomes
- Total Vol
- $93K
KALSHIPrimetime · Rotten Tomatoes score
- Above 4599%
- Above 5099%
- Above 5599%
+10 more outcomes
- Total Vol
- $151.8K
- 24h Vol
- $52.7K
KALSHIBig Brother Season 28 · Winner
- Yash Patel+4.0pt27.7%
- Barrett Pfeiffer-1.0pt17%
- Drew Campbell+1.0pt13.4%
+14 more outcomes
- Total Vol
- # of views of MrBeast video on day 3?
- Oscar Winner: Best Picture
- Kanye West performs in Russia by October 31?
- Grand Theft Auto VI: Release date
- # of views of next MrBeast video on week 1?
- Oscar nominees: Best Picture
- Runner · Rotten Tomatoes score
- Taylor Swift: Highest daily view count (September 7, 2026 - September 13, 2026)
- Emmy Winner: Outstanding Limited or Anthology Series
- Emmy Winner: Outstanding Comedy Series
- Bad Bunny: Highest daily view count (September 7, 2026 - September 13, 2026)
Frequently asked questions
- What are the current odds for Katy Perry and Justin Trudeau engaged by end of 2026??
- Polymarket prices No at 89% as of September 8, 2026.
- When does Katy Perry and Justin Trudeau engaged by end of 2026? resolve?
- Katy Perry and Justin Trudeau engaged by end of 2026? is scheduled to resolve on December 31, 2026.
- How is Katy Perry and Justin Trudeau engaged by end of 2026? settled?
- Polymarket settles this market as follows: This market will resolve to "Yes" if it is announced that Katy Perry and Justin Trudeau are engaged to be married by December 31, 2026, 11:59 PM ET.
- Where else is Katy Perry and Justin Trudeau engaged by end of 2026? listed?
- The same question is also listed on Kalshi.