UFC 賽事誤判勝負，Polymarket 交易員利用時間差獲利百倍

Polymarket Audits Builders Program Startups Over Insider Trading Concerns - Unchained

Polymarket has initiated an audit of its Builders Program after finding third-party tools that may facilitate insider trading by mimicking successful trades. The review follows scrutiny over potential market abuse linked to these apps.

Kalshi 上诉内华达事件合约禁令，CFTC 管辖争议或上达最高法院

预测市场平台 Kalshi 就内华达州禁止其赛事合约的裁决提起上诉，美国第九巡回上诉法院于 4 月 17 日进行口头辩论，但庭审后未即时宣判。案件核心争议在于 Kalshi 的事件合约究竟属于商品期货交易委员会（CFTC）管辖的“互换合约”，还是须受各州博彩牌照监管活动。多名法律专家预测此案最终可能上诉至美国最高法院。

CFTC主席塞利格：预测市场欺诈者将受法律严惩，拒绝暂停规则制定

美国CFTC主席塞利格在众议院听证会上强调对市场欺诈与操纵采取“零容忍政策”。他回应了有关5亿美元石油期货交易的质询，并表示CFTC正拟定预测市场监管规则。塞利格还提到与SEC签署合作谅解备忘录，加强数字资产监管。对于CFTC目前仅有他一位委员的情况，塞利格强调机构运作效率，并将招聘新员工以增强监管能力。

预测市场市场份额分布揭晓：Kalshi 以 37.8% 领跑

Gate 新闻消息，最新数据显示预测市场平台之间的市场份额分布。Kalshi 以 37.8% 的市场份额领先，其次是 Polymarket，占 35.3%。Opinion Labs xyz 占 14.4%，Predict dot fun 占 8.5%，而 Crypto Com 在市场中占 2.5%。

Polymarket Prediction Market Outperforms Wall Street Analysts in Earnings Forecasts, Study Shows

A study by Wolfe Research reveals that anonymous bettors on the Polymarket platform may predict corporate earnings more accurately than Wall Street analysts, with significant accuracy for both optimistic and pessimistic bets. Despite potential, these prediction markets account for a small trading volume.