According to @ai_9684xtpa, Amber Group built a 358,000 UNI position earlier in the day and later Uniswap fee switch news was released, with the position now showing about $200,000 unrealized profit at a current price of $11.2 versus an entry of $10.64, source: @ai_9684xtpa. The author provides the holding address link via Arkham Intel explorer and notes the post is sponsored by Gate.io zh, source: @ai_9684xtpa.