Name: Richest person on October 31?
Start: 2025-09-29T22:29:04.293243Z
End: 2025-10-31T00:00:00Z

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This market will resolve according to the name ranked #1 on the Bloomberg Billionaires Index on October 31, 2025, 5:30 PM ET.

The primary resolution source for this market will be the Bloomberg Billionaires Index (https://www.bloomberg.com/billionaires/). If the data for the specified date is not released by September 30, 2025, 11:59 PM ET, the Forbes Real-Time Billionaires List will be used (https://www.forbes.com/real-time-billionaires/#6aa3f0213d78). If neither source provides the specified date's data by October 3, 2026, 11:59 PM ET, this market will resolve according to the latest data point available on the Bloomberg Billionaires Index.

Elon Musk

Larry Ellison

Mark Zuckerberg

Bernard Arnault

Jeff Bezos

Jensen Huang

Warren Buffett

Richest person on October 31?

This market will resolve to "Yes" if Elon Musk is any rank other than #1 on the Bloomberg Billionaires Index at any point between June 30, and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The resolution source for this market will be the Bloomberg Billionaires Index (https://www.bloomberg.com/billionaires/). If this source becomes permanently unavailable in that time period, the Forbes Real-Time Billionaires List will be used (https://www.forbes.com/real-time-billionaires/#6aa3f0213d78). If both sources become permanently unavailable, this market will resolve to "No".

Elon no longer world's richest before 2026?

This market will resolve to the third-largest company in the world by market cap on December 31, 2025, as of market close.

The resolution source for this market will be a consensus of credible reporting.

Will Alphabet be the third-largest company in the world by market cap on December 31?

This market will resolve to the second-largest company in the world by market cap on January 31, 2026, as of market close.

The resolution source for this market will be a consensus of credible reporting.

Will Apple be the second-largest company in the world by market cap on January 31?

This market will resolve according to the named people no longer serving as CEOs of their respective companies for any length of time between November 17, 2025 and December 31, 2026, 11:59 PM ET. 

An announcement of the named CEO's resignation/firing before this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/firing goes into effect.

This market's primary resolution source will be official information from the named CEOs and their respective companies, however a consensus of credible reporting sources will also be used.

Tim Cook out as Apple CEO before 2027?

A one-time wealth tax on billionaires has been proposed to potentially appear on California's ballot for the November 3, 2026 general election. You can read more about that here: https://6abc.com/post/california-union-proposes-taxing-billionaires-offset-medicaid-cuts-low-income-people/18066430/

This market will resolve to "Yes" if any proposition containing a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent) passes in the named election. Otherwise, this market will resolve to "No".

If no qualifying ballot initiative is certified to appear on the official statewide California ballot as a proposition to be voted on in the stated election by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved), or if all qualifying propositions/initiatives are removed from the ballot or amended before the election such that the main threshold drops below $1 billion, this market will resolve "No".

The primary resolution source for this market will be official information from the Government of the State of California, however a consensus of credible reporting may also be used.

Billionaire one-time wealth tax passes in California election 2026?

This market will resolve to "Yes" if a ballot initiative is certified to appear on the official statewide California ballot for the November 3, 2026 election, that proposes a one-time tax targeting individuals, households, or family units with wealth, assets, or net worth of at least $1 billion (USD or equivalent), by June 25, 2026, 11:59 PM ET (the official cutoff date for new initiatives to be approved). Otherwise, this market will resolve to "No".

Certification means the initiative is officially approved by the California Secretary of State for a statewide ballot.

The primary resolution source will be official information from the government of California. If unavailable, a consensus of credible reporting may be used. 

Billionaire one-time wealth tax on California ballot?

This market will resolve according to the winner of the 2026 Nobel Peace Prize, as announced by the Norwegian Nobel Committee.

If multiple listed individuals or entities jointly receive the prize, the market will resolve to a single winner. If Donald Trump, Volodymyr Zelenskyy,  Benjamin Netanyahu, Vladimir Putin, or Elon Musk are among the recipients, the market will resolve to the highest-ranked among them in that exact order of precedence. If none of those five are among the winners and the prize is awarded jointly to at least one listed individual and at least one listed organization, the market will resolve in favor of the individual. If no prioritized individuals are among the winners and all listed recipients are of the same type (all individuals or all organizations), the market will resolve to the person whose last name, or the entity’s name, comes first in alphabetical order as listed in this market.

If no official announcement regarding the 2026 Nobel Peace Prize has been made by March 31, 2027, 11:59 PM ET, this market will resolve to "Other."

The resolution source for this market will be the first official announcement from the Norwegian Nobel Committee.

Will Donald Trump win the Nobel Peace Prize in 2026?

This market will resolve to the company that owns the model with the top LiveBench “coding average” score on the LiveBench AI model leaderboard (https://livebench.ai/#/) on March 31, 2026 at 12:00 PM ET. 

If two models are tied for the top LiveBench coding average score at this market's check time, resolution will be based on whichever company's name, as it is described in this market group, comes first in alphabetical order.

The primary source of resolution for this market will be LiveBench’s AI leaderboard, specifically the “coding average” category, found at livebench.ai. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.

Will OpenAI have the best AI model for coding on March 31?

This market will resolve according to the market cap of Trump Media & Technology Group Corp. (DJT) as of market close on December 31, 2025.

The market capitalization of Trump Media & Technology Group Corp. (DJT) will be determined by checking Google Finance’s “Market Cap” metric for DJT at the time of market close for December 31, 2025 (https://www.google.com/finance/quote/DJT:NASDAQ).

If the market capitalization falls exactly between two listed brackets, this market will resolve to the higher bracket.

If Trump Media & Technology Group Corp. (DJT) changes its name or is merged into another entity before this market’s check time, this market will resolve based on the market capitalization of the successor entity.

The resolution source for this market will be Google Finance’s “Market Cap” metric for DJT (https://www.google.com/finance/quote/DJT:NASDAQ). If this resolution source is not available at this market’s check time, this market will remain open until it becomes available again and resolve based on the figure reported at that time. If this resolution source becomes permanently unavailable, another credible source will be chosen to resolve this market.

Will $DJT's market cap be between 4.5b and 5b

This market will resolve to "Yes" if incontrovertible proof is publicly revealed that Jeff Epstein, the New York financier, is still alive between July 13 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The primary resolution source for this market will be a consensus of credible sources.


Is Jeffrey Epstein alive?

This market will resolve according to the first individual that ceases to occupy their listed office.

An announcement of a resignation/removal, or a scheduled departure from office due to the outcome of an election will not alone qualify.

Only permanent removal from office will qualify for resolution. Temporary removals, such as impeachment suspensions (e.g., Yoon Suk Yeol's recent impeachment), temporary invocation of the 25th Amendment, or any similar provisional transfers of power, will not count.

Additionally, if an individual continues in a caretaker or interim role (e.g., Gabriel Attal remaining as caretaker Prime Minister of France), they will not be considered to have ceased occupying the office for the purposes of this market.

If this criteria has not been met for any of the listed individuals by December 31, 2026, 11:59 PM ET, this market will resolve to “None before 2027”. No additional individuals will be added to this market after its creation.

The resolution source for this market will be a consensus of credible reporting.

Will Dick Schoof be the next leader out before 2027?

This market will resolve to "Yes" if the Trump Administration (including any federal court) publicly releases previously unreleased files pertaining to the illegal activities of Jeffrey Epstein which contain any mention of the listed individual between November 18 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

Only previously unreleased files which contain novel material not previously available to the public will qualify. Documents that are merely re-released, have had redactions removed, repackaged, or newly publicized versions of already available information do not qualify.

Any mention of the listed individual in connection with Jeffrey Epstein will qualify, regardless of if connected to nefarious or illegal activities.

Previously unreleased files is inclusive of any written, audio, photo or video documentation (e.g., qualifying photos which depict the listed individual will count).

The primary resolution source for this market will be a consensus of credible reporting.

Will Ehud Barak be named in newly released Epstein files?

This market will resolve to the company which owns the model that has the top LiveBench “coding average” score, as based off the LiveBench AI model leaderboard (https://livebench.ai/#/), on December 31, 2025, 12:00 PM ET. 

If two models are tied for the top LiveBench coding average score at this market's check time, resolution will be based on whichever company's name, as it is described in this market group, comes first in alphabetical order.

The primary source of resolution for this market will be LiveBench’s AI leaderboard, specifically the “coding average” category, found at livebench.ai. If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve based on another resolution source.

Will OpenAI have the best AI model for coding at the end of 2025?

This market will resolve to “Yes” if the Consumer Price Index (CPI) increased by greater than the listed percent over the 12 month period ending with any month in 2026 according to the monthly Bureau of Labor Statistics (BLS) reports. Otherwise, this market will resolve to "No".

The resolution source for this market will be the BLS Consumer Price Index reports released for each month of 2026 (https://www.bls.gov/bls/news-release/cpi.htm). Resolution of this market will take place upon release of the aforementioned data.

This market may not resolve to "No" until the December 2026 report is issued. Once the December 2026 report is issued, any revisions to previously released CPI figures will not be counted toward this market's resolution. If the CPI report for December 2026 is not issued by January 31, 2027, 11:59 PM ET, this market will resolve based on CPI figures which have already been made available by the BLS.

Note: the resolution source for this market will be the official monthly BLS CPI news release which reports inflation over 12 month periods to only one decimal point (e.g. 2.9%). Thus, this is the level of precision that will be used when resolving the market.

Will inflation reach more than 3% in 2026?

This market will resolve to "Yes" if the Bureau of Labor Statistics fails to release any monthly report on the Consumer Price Index by 11:59PM ET on the scheduled release date between December 1, 2025 and December 31, 2026, 11:59PM ET. Otherwise, this market will resolve to "No".

If an announcement is made by the White House or the BLS that the monthly CPI release will be delayed or cancelled altogether, this market will immediately resolve to "Yes".

The resolution source for this market will be information from the BLS or a consensus of credible reporting. 

BLS delays another CPI release before 2027?

This market will resolve to “Yes” if the listed individual officially announces that they are running for U.S. President in the 2028 United States presidential election by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

An announcement by the listed individual  will be sufficient to trigger a "Yes" resolution, regardless of whether they actually filed a nomination to run, or whether they actually file a nomination to run in the future.

The primary resolution source for this market will be official statements by the listed individual (ex: via speech, social media, etc.), however a consensus of credible reporting may also be used.

Will Corey Booker announce a Presidential run before 2027?

This market will resolve to "Yes" if the S&P 500 achieves a daily high price greater than 6,920.34 during market hours by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

This market will resolve based on the S&P 500's highest intraday high during the specified timeframe.

The primary resolution source for this market will be figures from Yahoo Finance, specifically the finalized  "High" numbers listed under historical data (https://finance.yahoo.com/quote/%5EGSPC/history/).

S&P 500 all time high by December 31?

Zohran Mamdani has proposed adding a flat 2% tax on New York City residents earning above $1,000,000 annually. You can read more about that here: https://drive.google.com/file/d/14-aM9DKG337SDMilmfQtLRR-pDwyWSTc/view

This market will resolve to “Yes” if both the following occur:

1. Zohran Mamdani wins the 2025 NYC Mayoral election.

2. A policy is enacted in New York City before December 31, 2026, 11:59 PM ET, which would establish a tax increase of 2% or more targeting individuals, households, or family units with an income of at least $1 million (USD or equivalent).

When the proposed tax goes into effect (e.g., if a qualifying tax is enacted for the 2028 fiscal year) will have no bearing on this market's resolution, so long as the policy has actually been enacted within this market's timeframe.

The policy will be considered to have been enacted if a local or state law is passed, or mayoral executive order is issued which will bring the stated tax into effect within the specified timeframe. The introduction, proposal, or announcement of such a policy without legal enactment will not qualify.

Policies which include limited exceptions—such as such as exceptions for specific families, asset classes, etc.—will still qualify as long as a general tax as described is enacted.

If Mamdani is confirmed to have lost the 2025 NYC Mayoral election by a consensus of credible reporting, or if the stated terms are not satisfied within this market's timeframe, this market will immediately resolve to “No”.

The resolution source for this market will be a consensus of credible reporting.

Will Mamdani pass the 2% Millionaire Tax before 2027?

This market will resolve to “No” if any of the following conditions are met between September 10, 2025, 6 PM ET, and December 31, 2025, 11:59 PM ET:

- MrBeast hits 500 million subscribers
- Trump meets MrBeast in 2025
- Another MrBeast video gets 55m+ day 1 views 

Otherwise, this market will resolve to “Yes”.

The full rules for this market can be found here:
https://polymarket-upload.s3.us-east-2.amazonaws.com/mrbeast.png

Nothing Ever Happens: MrBeast Edition

Trump's Treasury Secretary pick Scott Bessent has floated the idea of Trump naming a successor to Jerome Powell to serve as a "shadow chair", prior to the end of Powell's term, scheduled for May 2026. (see: https://www.nbcwashington.com/news/business/money-report/fed-chair-jerome-powell-can-serve-remainder-of-term-says-trumps-treasury-pick-bessent/3788991/).

This market will resolve to according the individual Donald Trump announces as his pick for the next Federal Reserve Chair. If Donald Trump does not announce his pick for the next Federal Reserve Chair by December 31, 2025, 11:59 PM ET, this market will resolve to "No announcement by December 31".  

The resolution source for this market will be official information form Donald Trump or one of his official representatives, however a consensus of credible reporting may also be used.

Will Trump refrain from announcing a next Fed Chair in 2025?

This market will resolve to “Yes” if any weekly bar in the Kaito “Mindshare over time (L12M)” chart reaches a new all-time high at any point between November 19 and 11:59 PM ET on the date specified in the title. If no new all-time high occurs, the market will resolve to “No.”

The resolution source is the creator’s page on Kaito. The weekly bar chart can be viewed by clicking the creator’s name at: https://yaps.kaito.ai/ct-leaderboard

A weekly bar counts as long as its date range includes the target date. A weekly bar is considered finalized once a bar for the following week is published.

Only the weekly values shown in the L12M chart are used for resolution.

If the Kaito page is temporarily unavailable at resolution time, the market will remain open until it returns. If it becomes permanently unavailable, the market will resolve to “No.”

Cobie mindshare all time high by March 31?

This market will resolve to the movie with the second highest 2025 gross once data for December 31 is made available.

Data from the "Gross" column on https://www.boxofficemojo.com/year/2025/?grossesOption=calendarGrosses will be used to resolve this market.

Note: This market is about the movie's domestic calendar gross in 2025 - dates outside of 2025 will not count toward this movie's gross.

In the event of an exact tie the film that comes first alphabetically will be considered the winner.

If there is no final data available by January 7, 2026, 11:59 PM ET, another credible resolution source will be chosen.

Will Lilo and Stitch be the second highest grossing movie of 2025?

This market will resolve according to the public ticker symbol used by SpaceX in an IPO (Initial Public Offering) by December 31, 2027, 11:59 PM ET.

An official announcement from SpaceX that they will IPO under a specific ticker symbol will be sufficient to resolve this market.

If a ticker used by SpaceX in a qualifying IPO is a variant of a ticker symbol listed in this market group with additional letters to denote a specific class of shares, it will be considered to be that ticker (e.g. if SpaceX uses a ticker symbol of $MARS.A or $MARSA, this market will resolve to $MARS).

If SpaceX announces an IPO with multiple tickers that are not considered the same ticker under the previous rule (i.e. $MARS.A and $MARS.B would be considered the same ticker), this market will remain open until SpaceX’s first day of public trading and will resolve according to the ticker symbolizing the security class with the greatest market capitalization. Market capitalization is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day. If this also results in a tie, this market will resolve according to the ticker symbol that comes first in alphabetical order.

If SpaceX IPOs with a non-listed ticker, or does not IPO or officially announce an IPO and ticker symbol by December 31, 2027, 11:59 PM ET, this market will resolve to “Other.”

The primary resolution source for this market will be official information from SpaceX and the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.

Note: In the event of an interruption in the course of the normal trading session on SpaceX’s first day of trading (e.g., a circuit breaker or half-day), the market will use the official closing price of the abbreviated session. If no such official closing price is published, the market will use the closing price on the next trading day for which an official closing price is published, treating that as the first day of trading for purposes of this market.

Will SpaceX's public ticker be $SPAX?

This market will resolve to the movie with the third highest 2025 gross once data for December 31 is made available.

Data from the "Gross" column on https://www.boxofficemojo.com/year/2025/?grossesOption=calendarGrosses will be used to resolve this market.

Note: This market is about the movie's domestic calendar gross in 2025 - dates outside of 2025 will not count toward this movie's gross.

In the event of an exact tie the film that comes first alphabetically will be considered the winner.

If there is no final data available by January 7, 2026, 11:59 PM ET, another credible resolution source will be chosen.

Richest person on October 31?

Elon Musk
$194,038 Vol.
Yes

Larry Ellison
$117,391 Vol.
No

Mark Zuckerberg
$1,359,159 Vol.
No

Bernard Arnault
$693,369 Vol.
No

Jeff Bezos
$618,736 Vol.
No

Jensen Huang
$318,983 Vol.
No

Warren Buffett
$601,863 Vol.
No

Market Context

Richest person on October 31?

Rules

Richest person on October 31?

Market Context

Richest person on October 31?

About

Related

Richest person on October 31?

Elon Musk$194,038 Vol.Yescircle check

Larry Ellison$117,391 Vol.Nocircle xmark

Mark Zuckerberg$1,359,159 Vol.Nocircle xmark

Bernard Arnault$693,369 Vol.Nocircle xmark

Jeff Bezos$618,736 Vol.Nocircle xmark

Jensen Huang$318,983 Vol.Nocircle xmark

Warren Buffett$601,863 Vol.Nocircle xmark

Market Context

Richest person on October 31?

Rules

Richest person on October 31?

Market Context

Richest person on October 31?

About

Related

Elon Musk
$194,038 Vol.
Yes

Larry Ellison
$117,391 Vol.
No

Mark Zuckerberg
$1,359,159 Vol.
No

Bernard Arnault
$693,369 Vol.
No

Jeff Bezos
$618,736 Vol.
No

Jensen Huang
$318,983 Vol.
No

Warren Buffett
$601,863 Vol.
No