The latest weekly update on prediction markets shows a notable increase in activity, with total transactions reaching 9.66 million, marking a 3.5% week-over-week growth. Kalshi led the transactions with 4.69 million, followed by Polymarket at 4.18 million. Open interest across these platforms totaled $614 million, an 11% increase from the previous week. Kalshi again topped the list with $299 million in open interest, while Polymarket followed with $250 million. Notional volume saw a significant rise of 23%, totaling $3.66 billion. Opinionlabsxyz led with $1.46 billion, while Kalshi and Polymarket recorded $1.2 billion and $952 million, respectively. Despite the growth in volume, the total number of users slightly decreased by 1% to 271,000, with Polymarket maintaining the largest user base at 222,000.