Traders note that Kalshi's high trading fees and lack of margin create a major bottleneck that eliminates apparent market inefficiencies.

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    "summary": "Traders note that Kalshi's high trading fees and lack of margin create a major bottleneck that eliminates apparent market inefficiencies.",
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      {
        "url": "https://www.reddit.com/r/quant/comments/1x4fyp6/comment/pgda1q4/",
        "depth": 0,
        "score": 59,
        "author": "applepiefly314",
        "excerpt": "The number of job postings by quant firms for prediction market traders has greatly increased over the last year. Take a look at LinkedIn and you can see many well known firms entering this market.",
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        "author": "andrew2018022",
        "excerpt": "From a personal standpoint as someone who likes sports and movies and such, it’s really interesting. Political events and militate events moreso interesting in a morbid way.\n\n From a societal perspective it’s very bleak",
        "posted_at": "2026-10-12T22:48:27.000Z",
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        "author": "dutchbaroness",
        "excerpt": "We started with financialization, ended up with gambling\n\n Seems to be reasonable",
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        "excerpt": "Until Kalshi has legitimate competitors to cause pricing pressure, their fees will be a bottleneck. It costs 2c to take a 50c offer. Many inefficiencies that quants notice are gone once they have to cross a spread and pay a gigantic fee.",
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        "author": "DiscombobulatedElk58",
        "excerpt": "They’re inefficient, but the liquidity just doesn’t exist in the way it does in tradfi.",
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        "author": "Monskiactual",
        "excerpt": "the spreads are really high. and they are very low liquidity. remember that the prediction market product basically doesnt exist. The vast majority of customers ( like 90% of dollar order flow) is sports betting) its federally regulated gambling. you are going to need a pretty significant edge to overcome those terrible spreads..",
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        "excerpt": "They allow for very interesting strategies but there are a few things that make them very draining in the institutional level.\n\n There is a lot of friction and churn between financial instruments. If you're market making, you need decent theos. How are you going to get good theos?\n\n In typical financial instruments, you're going to have years and years of history and high quality data.\n\n In predic",
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        "author": "Alternative_Advance",
        "excerpt": "surprised no one mentioned but high spreads is just one thing, other is extremely bad capital efficiency with fully funded positions (Kalshi are looking into allowing margin).",
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    "post_text": "Basically title. I’m not a quant but have been trading for quite some time & am under the impression quite a few markets are on Polymarket/Kalshi are quite inefficient. Anyone care to share their thoughts or experiences?",
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