Mueller Industries Officer Sells $1.26M in Shares Sigloch Steffen, Mueller Industries' Chief Manufacturing Officer, sold 15,298 shares valued at $1.26 million on March 10 and 11. The sale followed a Rule 10b5-1 plan and left him with 179,128 shares. The company recently reported strong financials, including a 26.1% revenue growth in Q4 2024, driven by acquisitions and demand.12