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How Kalshi and Polymarket prediction market merchants earn money : NPR
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How Kalshi and Polymarket prediction market merchants earn money : NPR

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Last updated: January 17, 2026 10:30 am
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Published: January 17, 2026
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Contents
Kalshi says ‘there isn’t any home,’ not all agreeThe Trump household invests in prediction markets. The administration is taking a pleasant coverage stanceDecoding the lingo: ‘Mogged,’ ‘Fudded,’ ‘PMT’How predictions markets obtained into politicsInsider buying and selling scrutiny grows

Logan Sudeith, 25, estimates he clocks about 100 hours per week on prediction markets.

Evan Frost for NPR


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Evan Frost for NPR

Ask Logan Sudeith what number of bets he locations in per week and he’ll giggle. It is a comical line of questioning for the 25-year-old former monetary danger analyst, who estimates he clocks about 100 hours per week on prediction markets Kalshi and Polymarket. After some time, understandably, a number of the bets blur collectively. What are his internet income, although? That is a quantity he is obtained on the prepared.

“Final month, I made $100,000,” stated Sudeith, who does most of his buying and selling from his laptop computer whereas bed-lounging in his Atlanta residence. He is executing so many orders on the websites, he says, that he has no time to prepare dinner. So he DoorDashes each meal.

“My final wage was $75,000 a yr, so I left my job to commerce full time,” he stated

A few of his largest hauls in latest months embrace profitable stakes on Time Journal’s particular person of the yr ($40,236), the most-searched particular person on Google final yr ($11,083) and a wager on the New York Metropolis mayoral race ($7,448). And naturally, a pair thousand right here, a pair thousand there on questions like, what number of instances will a sports activities announcer say “air ball”? And can President Trump use the phrase “drill child drill” at an upcoming press convention? (Merchants had $500,000 on the road on this market.)

“I am not a fan of Trump, although I do spend most of my day listening to him and monitoring what he’s doing,” stated Sudeith, noting that no matter candidate within the subsequent presidential race is probably the most pleasant to prediction markets has his vote. “I may very well be a single-issue voter. In the event that they’re super-super heavy anti-prediction markets, it could be arduous for me to vote for them.”

Sudeith says he made

Sudeith says he made $100,000 final month on prediction market apps.

Evan Frost for NPR


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Evan Frost for NPR

The growth of on-line prediction markets is being pushed by the Sudeiths of the world. He is one in every of hundreds of thousands of merchants logging on on daily basis to providers like Kalshi and Polymarket to put high-dollar and extremely dangerous bets on the end result of the world in actual time, whether or not it is an award host’s flip of phrase to the variety of migrants the U.S. will deport this yr.

Very like earlier monetary crazes round meme shares and NFTs, true believers view prediction markets by way of a stick-it-to-the-man prism. It is a motion in opposition to the elite institution, they are saying, whether or not it is the mainstream media, pollsters or authorities companies. This rising group of renegade merchants preserve that core truths emerge solely after hundreds of individuals specific their opinions with their pocketbooks.

A supporter of ousted Venezuela's President Nicolas Maduro carry his portrait during a rally outside the National Assembly in Caracas on Jan. 5, 2026.

“Markets are probably the most environment friendly technique to get to actual info,” Sudeith stated. “For those who’re watching on election night time, I feel you may know who the winners are earlier than the information can report it.”

Whereas the business might place itself an alternative choice to the mainstream, the mainstream is embracing it.

CNN and CNBC have struck offers to include Kalshi prediction markets into protection. The Wall Avenue Journal‘s proprietor, Dow Jones, is partnering with Polymarket, as did the Golden Globe awards this yr, with announcers updating viewers on Polymarket odds earlier than each business break.

Founders of the prediction markets apps say they permit folks to show their opinion right into a monetary hedge in opposition to issues like inflation or a authorities shutdown, but skeptics say that’s twisty and self-serving logic.

“They’re playing websites no totally different than FanDuel or DraftKings, a nook bookie, or a on line casino in Las Vegas,” stated Dennis Kelleher, chief govt of Higher Markets, a nonprofit that pushes for Wall Avenue reform.

Kalshi says ‘there isn’t any home,’ not all agree

Conventional playing typically means wagering in opposition to “the home,” the place the on line casino acts just like the banker, extracting charges and sustaining a aggressive edge.

Prediction markets like Kalshi say they’re totally different.

Advertisements by the company Kalshi predict a victory for Zohran Mamdani in the New York City mayoral election before the polls closed on Nov. 4, 2025.

Commercials by the corporate Kalshi predict a victory for Zohran Mamdani within the New York Metropolis mayoral election earlier than the polls closed on Nov. 4, 2025.

Olga Fedorova/AP


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Olga Fedorova/AP

Here is how they work: A employees member creates “a market,” typically after one has been urged by a person, like what’s going to President Trump say at his subsequent Oval Workplace briefing?

Then anybody can suggest a “strike,” the lingo for a time period that is being wager on, whether or not, as an illustration, Trump will say “Greenland,” or “Minnesota,” or another phrase or phrase.

Kalshi employees decide what phrases can be wager on for each side of that “sure” and “no” wager.

A billboard in New York City shows a Kalshi advertisement. It reads: Mamdani 92%, Cuomo 8%.

With a purpose to work, nonetheless, there must be cash on each the “sure” and the “no” facet of the market, so Kalshi depends on institutional companions, just like the hedge fund Susquehanna Worldwide, or on a regular basis customers with giant sufficient portfolios to entrance the money. That is referred to as being a “market maker.” Kalshi gives monetary perks and information entry to merchants who do that.

However as a result of merchants are competing with different merchants, Kalshi argues there isn’t any home concerned in these transactions.

A number of federal lawsuits in opposition to Kalshi have challenged this notion, claiming that the Wall Avenue companies that Kalshi faucets are indistinguishable from a conventional “home.”

One go well with filed this month within the Northern District of Illinois highlights that the corporate itself has a separate entity, Kalshi Buying and selling, that provides money on the other facet of trades.

“Thus, Kalshi customers are betting in opposition to the home precisely the identical approach it could in a brick-and-mortar on line casino,” wrote lawyer Russell Busch in the grievance.

Kalshi denies this. Firm spokeswoman Elisabeth Diana advised NPR that market makers merely value bids and asks and don’t have a aggressive benefit.

“Market making is totally totally different from being a home, as a result of a home has monopoly pricing energy, whereas market makers compete with hundreds of different market makers to take bids,” she stated.

The Trump household invests in prediction markets. The administration is taking a pleasant coverage stance

Whereas the Biden administration sought to rein on this business, Trump’s regulators are breaking down obstacles to permit it to flourish.

Greater than $2 billion is now traded each week on Kalshi, an quantity the corporate says is 1,000% larger in comparison with the Biden years.

Polymaket, which was pressured in 2022 to close down within the U.S. for working as an unlicensed betting website, just lately received the Trump administration’s blessing to re-launch within the U.S.

The Trump household can also be getting in on the motion. The president’s son, Donald Trump Jr., is on the board of Polymarket, and his enterprise capital agency invests within the firm. He’s additionally a “strategic adviser” to Kalshi. Fact Social, the president’s social media website, is planning to launch its personal prediction market referred to as Fact Predict.

Donald Trump Jr. speaks during The Bitcoin Conference in Las Vegas on May 27, 2025.

Donald Trump Jr. speaks throughout The Bitcoin Convention in Las Vegas on Could 27, 2025.

Ian Maule/AFP through Getty Photographs


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Ian Maule/AFP through Getty Photographs

The explosive development and permissive regulatory surroundings has ignited a debate concerning the underbelly of an business that primarily turns many options of recent life into potential financial wins and losses. Fears persist that when elections, politics and overseas invasions turn into of venture that insiders might abuse their entry for revenue and market odds might affect what truly occurs.

Then there’s probably the most prosaic, however maybe extra quick fear: That the prediction markets gamify buying and selling with slickly designed apps, one-click checking account deposits and fixed push alerts, catering to compulsive on-line bettors. They are not in contrast to different app-based buying and selling platforms, however now virtually something is a possible betting alternative, which economists and different monetary specialists say can allow a brand new era of playing addicts.

Whereas particular person bets on Kalshi aren’t public, the app has a leaderboard showcasing high revenue winners.

That gives hope to some merchants who flip to Discord and Reddit to debate how losses have set them again.

“I am down 2000 this week once I was up 1200 final week,” wrote a Kalshi dealer who goes by Educational_Pain_407 on Reddit. “Misplaced all of it and hold making an attempt to claw it again. So I do not know what to let you know however proper now I haven’t got sufficient to pay my payments in my checking account so I am unable to wager even when I needed to.”

There are three federal lawsuits in opposition to Kalshi searching for class motion standing alleging the apps have sucked younger merchants into playing habit.

Officers at Kalshi have stated if merchants “lose their shirt that is on them,” and even the Reddit person behind on his payments concedes it is a matter of private duty: “Stay and study and pay to your errors. The results of being an grownup,” he wrote just lately.

Whereas on-line sportsbooks and playing are nothing new, the speedy pace, quantity of money and ease at which transactions circulation throughout prediction market apps set them other than different types of betting, in line with authorized and monetary specialists.

“Like sports activities betting, these platforms will be addictive. It’s the adrenaline rush that the goal demographic is chasing,” stated Melinda Roth, a visiting professor at Washington and Lee College’s College of Regulation who research prediction markets. “I do consider it is a looming public well being disaster.”

Decoding the lingo: ‘Mogged,’ ‘Fudded,’ ‘PMT’

Evan Semet, 26, is one other diehard prediction markets dealer who left his salaried place in finance as a quantitative researcher after he began raking in six figures a month on Kalshi.”I do not really feel the necessity for one more job in the intervening time,” he stated.

His first golden ticket got here through bets on the quantity of Transportation Safety Company screenings that occur throughout a sure interval on Polymarket.

Evan Semet quit his job in finance to do prediction market trading full time.

Evan Semet give up his job in finance to do prediction market buying and selling full time.

Meredith Nierman/NPR


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Meredith Nierman/NPR

Semet stated he arrange a devoted server by way of Amazon Internet Companies to host statistical fashions that he runs to assist him determine the place to put bets.

“It was fairly modelable,” he stated, noting that he leans on the finance savvy he gleaned at a buying and selling agency to earn money on predictions. “Most day merchants draw some shapes on a chart and assume it has some statistical significance however it’s actually simply astrology,” he stated. “They’re old-school gamblers going off of instinct. I attempt to be pushed by statistics.”

To remain tapped in, he is typically toggling between a number of stay trades on one display screen and following a dialogue amongst different merchants on the social community Discord.

Maintaining on what’s taking place there requires understanding a hyper-specific sort of lingo that is a mix of Technology Alpha and Gen Z slang, repurposed finance terminology and a grab-bag of different cultural influences from gaming to crypto to the gutter humor of fringe websites like 4chan.

For those who’ve been out-maneuvered by one other dealer, you’ve got been “mogged.”

If a market has “fudded,” persons are promoting their positions out of concern, uncertainty and doubt. A “rulescuck” is somebody who’s a stickler for the principles of a betting market and can attempt to win on a technicality.

A “bondsharp” is a widely known neighborhood member who steadily places up cash on the opposite facet of a wager.

These are only a handful of the phrases required to remain apace of the chats on Discord, the place PMTs are sometimes discussing their full port (prediction market dealer, and full portfolio, after all).

“It’s a good quantity of terminology. It is borrowing lingo and phrases from stuff I’ve heard at actual buying and selling companies blended with on-line popular culture,” Semet stated.

Evan Semet poses for a photo in Boston on Jan. 12, 2026. Semet quit his job in finance to do prediction market trading full time.

“Typically I choose to not have a look at all and see how I did later,” Semet stated.

Meredith Nierman/NPR


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Meredith Nierman/NPR

Prediction market buying and selling is usually a compulsive sport for a lot of of them, who admit they are often dopamine junkies. Others choose to keep away from the pressure-cooker feeling of watching a wager win or lose stay.

“It is an antsy, gambling-like feeling watching all of it occur stay,” Semet stated. “It is intense, virtually feels just like the fog of struggle, making an attempt to determine what to do,” he stated. “Typically I choose to not have a look at all and see how I did later.”

How predictions markets obtained into politics

Kalshi’s large day got here, because it have been, on Election Day in November 2020.

That is once they obtained phrase that Trump’s Commodity Futures Buying and selling Fee, which regulates futures contracts, greenlit it as a “designated contract market,” a blessing that primarily gave the platform a license to function as a monetary trade.

It was a very long time coming.

For years earlier than that, Kalshi’s co-founders Tarek Mansour and Luana Lopes Lara, former Wall Avenue merchants who met at MIT, had been battling a skeptical CFTC, which had lengthy rejected related functions over issues that an occasions contract platform would function a sort of playing exterior the purview of state playing commissions. Regulators additionally feared the bets invited insiders to rig the outcomes of occasions from sports activities to elections.

Tarek Mansour, (left) and Luana Lopes Lara are co-founders of Kalshi.

Tarek Mansour, (left) and Luana Lopes Lara are co-founders of Kalshi.

Alexey Yurenev/Bloomberg through Getty Photographs


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Alexey Yurenev/Bloomberg through Getty Photographs

As Kalshi employed legal professionals and lobbyists main as much as their CFTC approval, one other prediction market, the place most are betting with cryptocurrencies, Polymarket, was exploding in development. It, nonetheless, had not bothered to even attempt to obtain federal buy-in. The Biden administration shut down the trade for working with no license. Now, Polymarket has the CFTC on its facet, and is staging a U.S. comeback.

Two developments helped Polymarket’s return: the corporate acquired a little-known derivatives trade QCX, which had already obtained CFTC approval. And the Trump administration’s CTFC and Justice Division deserted investigations into Polymarket.

States, nonetheless, are on the assault. Massachusetts has sued to push Kalshi out of the state. Eight different states, together with New York, New Jersey and Maryland, have despatched the corporate stop and desist letters alleging that it’s working as an unlawful and unlicensed sports activities playing website. The motivation is obvious: Playing brings in critical tax income for states, whereas prediction markets herald none.

For each Kalshi and Polymarket, some of the controversial areas of prediction market buying and selling is elections, a problem Biden-era regulators took Kalshi to court docket over.

Underneath the 1936 Commodity Alternate Act, which was up to date in 2008 after the monetary disaster, future occasion contracts can’t contain terrorism, assassinations or “video games,” however political betting will not be explicitly banned.

The Polymarket prediction market website is seen on a computer screen on Sunday. The screen says "Maduro out by?" with Dec. 31, 2025 at over $34 million and Jan. 31, 2026 over $10 million.

The Polymarket prediction market web site is seen on a pc display screen.

Wyatte Grantham-Philips/AP


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Wyatte Grantham-Philips/AP

Biden administration legal professionals argued that inserting wagers on races amounted to a recreation, a phrase that’s not outlined in any respect within the legislation. Election bets, the regulators contended, might turbocharge the unfold of political misinformation and create monetary incentives for voters to solid a poll even when it is opposite to a voter’s political opinions.

It additionally places the CFTC within the awkward place of getting to research information, whether or not actual or fabricated, that strikes a prediction market. Former CFTC officers advised NPR that the company has by no means been geared up to be “an election cop.”

The federal appeals court docket in Washington, D.C. rejected that framing and handed Kalshi a significant victory. The court docket additionally identified that the hurt these markets would trigger the federal government was not “concrete” sufficient.

The Trump administration dropped the enchantment, unleashing what is predicted to be an unprecedented torrent of prediction market money into this yr’s midterm elections, which is elevating alarms amongst these pushing for stricter rules on this business.

“AI, deepfakes, and different nefarious actions to assault candidates might simply affect the betting exercise and odds, in addition to the precise end result of elections,” stated Kelleher of Higher Markets. “They do not actually care who wins or loses. They solely care concerning the quantity of bets and driving that quantity as excessive as attainable.”

Regulators seem unprepared. The CFTC often has 5 commissioners however presently solely has one. In the meantime, Kalshi’s board contains former CFTC Commissioner Brian Quintenz, who was among the many officers who gave the platform its federal approval in 2020.

Former CFTC Commissioner Kristin Johnson, who left the company in 2025, stated that lack of commissioners comes on high of excessive ranges of turnover among the many most senior employees legal professionals.

“We’re primarily asking the CFTC to get entangled in partaking and policing a component of our democratic course of that we actually have not thought fastidiously sufficient about,” Johnson stated.

Insider buying and selling scrutiny grows

Earlier than a U.S. operation ousted Venezuelan chief Nicolás Maduro, one dealer on Polymarket banked an almost half-million-dollar revenue on a wager Maduro wouldn’t stay president for lengthy.

Whereas the dealer’s identification stays a thriller, hypothesis continues to rattle across the web about whether or not the particular person had insider info. The episode has renewed scrutiny on how the businesses guarantee bets aren’t rigged.

On Discord, when merchants see a big wager positioned that instantly stands out as an outlier, cries of “the market is insidered” are frequent. Proving it’s one other matter.

As is usually the case on the platforms, open-shut proof of insider buying and selling is elusive. Kalshi requires a government-issued ID to enroll with a purpose to hint any attainable market manipulation again to an actual particular person. Polymarket doesn’t, however it has but to publicly re-launch its U.S. app. Inner and third-party surveillance instruments, the businesses say, are looking out for uncommon exercise.

Congress has begun to take discover. Following the Maduro commerce, Rep. Ritchie Torres, D-NY, and 30 different Democrats, sponsored laws banning federal officers from utilizing prediction markets to commerce on insurance policies or political outcomes utilizing private info.

Being up in opposition to an insider is all the time a danger, stated full-time prediction markets dealer Semet.

“There’s all the time going to be somebody who has extra info than you, except you are the insider,” he stated. “There are specific accounts that miraculously have each single Google and OpenAI launch date nailed completely, and it is like, all proper, simply do not fade these folks,” he stated utilizing the slang phrase for voting in opposition to one other dealer.

“Sometimes I prefer to not look at all and see how I did later,” Semet said.

Being up in opposition to an insider is all the time a danger, stated full-time prediction markets dealer Semet.

Meredith Nierman/NPR


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Meredith Nierman/NPR

When requested if he thinks Kalshi and Polymarket are doing sufficient to fight insider buying and selling, he gave a blunt evaluation: “F*** no,” Semet stated. “I actually do not assume they care.”

“Tailing,” or betting becoming a member of in on a suspiciously giant wager is frequent on the platforms. Bloomberg on Monday reported on a brand new software that enables merchants to get alerts when anomalous transactions happen to allow them to probably money in on what may very well be a successful wager.

From the vantage level of those merchants, almost all the pieces has a buying and selling implication.

And that form of considering can gasoline conspiratorial theories about why one thing did or didn’t occur.

Take, as an illustration, a latest White Home press briefing during which press secretary Karoline Leavitt left the room seconds earlier than hitting 65 minutes. To most, that was unremarkable.

But on Kalshi, that seemed like a secret message, as a result of many hundreds of {dollars} in bets have been at stake that she would cross the 65-minute mark.

The chatter about Leavitt was talked about on CNBC, which obtained the eye of merchants on Discord, who puzzled if this or one other incident will ever result in a PMT, prediction market dealer, testifying in Washington about rigging the markets.

“PMT getting referred to as earlier than Congress,” wrote a Discord person, whose deal with is “everlasting resident of hell,” they added: “Let’s get a market on it.”

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