KULR Technology Group (KULR) has seen a notable increase in trading activity and stock price, achieving a new 52-week high. The company's stock experienced a pre-market surge of 45.2% following an upgrade from The Benchmark Company, which raised its rating from 'Speculative Buy' to 'Buy' and set a price target of $5. Additionally, the put/call ratios for KULR indicate a significant interest in options trading, with recent figures showing a put/call ratio of 7307/102k+. The stock's performance has garnered attention from retail investors, further solidifying its position in the micro-cap market.