First Phosphate Corp. is exploding higher today, defying a broader market downturn that saw the S&P 500 and Nasdaq both finish lower amid concerns over a potential Federal Reserve rate hike. The stock's sharp move comes despite news from the morning of September 15 regarding CitroTech, which reported growing commercial adoption for its fire-inhibitor solutions as the industry shifts away from phosphate-based products. While the broader Basic Materials sector faces headwinds from rising yields and a cautious macro environment, the stock continues to trade near the upper end of its daily range.