Name: Richest person on March 31?
Start: 2025-11-12T22:45:20.97925Z
End: 2026-03-31T00:00:00Z

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This market will resolve according to the name ranked #1 on the Bloomberg Billionaires Index on March 31, 2026, 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 March 31, 2026, 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 April 2, 2026, 11:59 PM ET, this market will resolve according to the latest data point available on the Bloomberg Billionaires Index.

Larry Ellison

Bernard Arnault

Jensen Huang

Steve Ballmer

Sergey Brin

Elon Musk

Mark Zuckerberg

Jeff Bezos

Warren Buffett

Larry Page

Richest person

Richest person on March 31?

This market will resolve according to the name ranked #1 on the Bloomberg Billionaires Index on September 30, 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.

Richest person on September 30?

This market will resolve according to the name ranked #1 on the Bloomberg Billionaires Index on December 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 December 31, 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 January 2, 2026, 11:59 PM ET, this market will resolve according to the latest data point available on the Bloomberg Billionaires Index.

Richest person on December 31?

This market will resolve according to the name ranked #1 on the Bloomberg Billionaires Index on December 31, 2026, 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 December 31, 2026, 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 January 2, 2027, 11:59 PM ET, this market will resolve according to the latest data point available on the Bloomberg Billionaires Index.

Richest person on December 31, 2026?

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 company which owns the model that has the highest “Mathematics Average” score on the LiveBench AI model leaderboard (https://livebench.ai/#/), on December 31, 2025, 12:00 PM ET. 

If two models are tied for the highest LiveBench Mathematics 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 “Mathematics Average” category, found at livebench.ai. If this resolution source is unavailable at check time, this market will remain open until the LiveBench AI leaderboard comes back online and will 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 Anthropic have the best AI model for math at the end of 2025?

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?

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?

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 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 “Yes” option for the 'March 31, 2026' market 'Maduro out by...?' (https://www.u8fun.blog/event/maduro-out-in-2025?) is priced over the listed value for a majority of minutes during the 4-hour period between 2:00 PM and 5:59 PM ET on December 12, 2025. Otherwise, this market will resolve to “No”.

A tie in the number of minutes will resolve to "No".

If the underlying market resolves prior to this market, this market will immediately resolve in accordance with the underlying market’s final outcome.

The resolution source will be the underlying minute-level price data for the 'March 31, 2026' market 'Maduro out by...?', which can be viewed using the bar chart on https://derivative.www.u8fun.blog/index/odds-of-maduro-out-by-march-31-on-friday-over-30 or through the “Resolution” tab, with the time set to look at a specific four-hour window. This will display the 4-hour scoring window and the underlying minute-level comparisons. Both interfaces display the same underlying data.

Note: This market will resolve according to the price scoring methodology of derivative.www.u8fun.blog

Odds of Maduro out by March 31 on Friday over 30%?

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 "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 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.

Richest person on March 31?

Elon Musk
$10,083 Vol.
92%

Bernard Arnault
$37 Vol.
5%
0123456789
%

Warren Buffett
$48 Vol.
4%

Larry Ellison
$27 Vol.
3%
0123456789
%

Mark Zuckerberg
$24 Vol.
3%
0123456789
%

Jensen Huang
$25 Vol.
3%

Larry Page
$20 Vol.
3%
0123456789
%

Steve Ballmer
$135 Vol.
3%

Sergey Brin
$24 Vol.
3%
0123456789
%

Jeff Bezos
$35 Vol.
1%

Market Context

Richest person on March 31?

Rules

Richest person on March 31?

Market Context

Richest person on March 31?

About

Related

Richest person on March 31?

Elon Musk$10,083 Vol.92%buy Yes93¢buy No9¢

Bernard Arnault$37 Vol.5%0123456789%buy Yes8.8¢buy No99.2¢

Warren Buffett$48 Vol.4%buy Yes6.9¢buy No99.2¢

Larry Ellison$27 Vol.3%0123456789%buy Yes6.0¢buy No99.1¢

Mark Zuckerberg$24 Vol.3%0123456789%buy Yes5.9¢buy No99.1¢

Jensen Huang$25 Vol.3%buy Yes5.9¢buy No99.3¢

Larry Page$20 Vol.3%0123456789%buy Yes5.9¢buy No99.3¢

Steve Ballmer$135 Vol.3%buy Yes6.0¢buy No99.5¢

Sergey Brin$24 Vol.3%0123456789%buy Yes5.9¢buy No99.6¢

Jeff Bezos$35 Vol.1%buy Yes2.2¢buy No99.4¢

Market Context

Richest person on March 31?

Rules

Richest person on March 31?

Market Context

Richest person on March 31?

About

Related

Elon Musk
$10,083 Vol.
92%

Bernard Arnault
$37 Vol.
5%
0123456789
%

Warren Buffett
$48 Vol.
4%

Larry Ellison
$27 Vol.
3%
0123456789
%

Mark Zuckerberg
$24 Vol.
3%
0123456789
%

Jensen Huang
$25 Vol.
3%

Larry Page
$20 Vol.
3%
0123456789
%

Steve Ballmer
$135 Vol.
3%

Sergey Brin
$24 Vol.
3%
0123456789
%

Jeff Bezos
$35 Vol.
1%