BullFrog AI Holdings shares climbed approximately 18% to $0.71 in Wednesday premarket trading after SEC filings showed CEO Vininder Singh and CFO Joshua Blacher bought a combined 125,000 shares on September 22. Singh purchased 75,000 shares at a weighted average of $0.5989, investing about $44,918 and increasing his direct holdings to roughly 2.44 million shares. Blacher bought 50,000 shares at about $0.5285 per share for approximately $26,425, bringing his direct holdings to 65,000 shares. The discretionary purchases used personal funds and were not compensation-based equity grants or trades under pre-arranged Rule 10b5-1 plans. BFRG closed Tuesday at $0.60 after gaining 21.7%, reached about $0.81 intraday and traded tens of millions of shares, compared with 218,000 in the prior session. BullFrog AI develops AI-powered tools for pharmaceutical development and precision medicine, including its bfLEAP platform, but remains an approximately $11 million micro-cap with significant liquidity, capital, clinical-development and commercialization risks.