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Kalshi explains $5 billion of identical Ether trades as paid-for market making
The company says nearly $5 billion of roughly $5,500 Ether perpetual trades came from programs that pay market makers to post resting orders, and its evidence is that the maker lost money to takers who kept winning.
The Investor · Invest desk

What happened
- The Wall Street Journal reported on Tuesday that the CFTC is examining a pattern of rapid Kalshi trades clustered around $5,500, citing a person familiar with the matter.
- Trades of roughly $5,500 each made up more than $5 billion of Ether perpetual volume over the past month, according to the Journal, and the pattern drew allegations of wash trading.
- The Journal also reported that Kalshi offered some traders the chance to buy equity in the company if they met trading-volume targets, waived fees and made monthly cash payments to large liquidity providers.
- Kalshi's Wednesday blog post said the repeated trade sizes come from programs that pay market makers to keep orders available at specified sizes and prices, rewarding availability and not executed volume.
Compiled by The InvestorSomething wrong?How this is made
Why it matters
- contradiction Kalshi's evidence of real activity is that the maker lost and the takers won. But an equity award tied to a volume target gives a taker a reason to keep trading at a loss, so the same profit-and-loss pattern supports both the company's reading and the accusation.
- cost Volume acquired with waived fees, monthly cash and equity is an operating expense and a dilution of existing holders, and the recipients are the firm's own largest traders.
- exposure Anyone pricing Kalshi off perpetual futures growth is exposed to the share of that volume that stops the month the payments stop.
- decision Kalshi now has to decide whether to publish taker-level economics net of incentives, since that is the only way anyone outside the company can check the defence it has chosen.
Divide the volume by the ticket size. More than $5 billion at roughly $5,500 a trade is about 909,000 fills [3][15], which across a month is about 30,300 a day, or one every three seconds in a market that never closes [16].
Kalshi's explanation of where those fills come from is specific. In a blog post on Wednesday, the company said the fixed size trades are "entirely consistent with a single maker putting up resting orders of a fixed size and getting traded against by many takers" [11]. Hundreds of distinct traders hit those orders, it said, with the takers "pretty consistently right" and the maker "pretty consistently wrong" [12]. And it said traders could profit by dealing against a market maker's outdated price when the price moved on other exchanges [20].
Kalshi proposes that asymmetry as the test. "This is a sign of genuine economic activity rather than wash (where you'd expect volume to increase without either side taking a profit/loss)," the company said [13]. The test works if trading profit is the only thing a taker is playing for. Under the equity-for-volume arrangement The Wall Street Journal described, a trader can lose on the round trip and still finish ahead, so a losing maker and winning takers fits either story [9]. The blog post did not address that arrangement [8].
The published accounts do not state the size of the monthly cash payments or of the equity opportunity [21]. The base is small. A week after launching perpetual futures in May, Kalshi told CNBC that volume had passed $1 billion [14]; the clustered Ether trades alone are more than five times that in a month [17].
I think a large share of that $5 billion is incentive-dependent. The way to settle it is dull: net taker profit and loss after cash rebates and equity awards, and whether the accounts hitting the volume targets are the same accounts trading against the maker. The counter-thesis belongs to Kalshi, and its head of communications, Elisabeth Diana, gave it plainly. She called the discourse "rumors seeded by competitors" [6], and told Cointelegraph, "We have not been contacted by the CFTC and don't believe there is any formal examination" [5]. Fixed-size resting orders hit by hundreds of takers are ordinary market structure. If the incentive payments turn out to be small next to the takers' trading gains, Kalshi's reading holds and the pattern is what the company says it is.
What to watch
- A CFTC confirmation that it has opened an examination would move this from a denial to a proceeding, and Diana's statement is dated to before any such contact.
- Account-level disclosure showing whether the traders hitting Kalshi's volume targets for equity are the same accounts taking the market maker's resting orders.
- Kalshi's filing for US stock perpetual futures, and whether the same liquidity incentive design shows up in the volume figures for equity perps.