GE Aerospace (NYSE:GE) shares are trading lower on Monday. • GE Aerospace shares are experiencing downward pressure. What’s pulling GE shares down?This news comes during a day when major indices are showing positive momentum, with the S&P 500 up 0.80% and the Nasdaq gaining 2.28%, suggesting that GE Aerospace’s decline might be more related to company-specific factors than broader market trends.Partner On High-Voltage Silicon CarbideThe companies have entered into a Memorandum of Understanding (MOU) aimed at developing high-voltage silicon carbide-based power modules. The agreement covers the supply of Wolfspeed's 10 kV MOSFET die and joint development of standardized high-voltage power module designs for future commercial deployment.The collaboration also aligns with U.S. government priorities aimed at accelerating critical technologies and enabling faster deployment of power solutions for strategic sectors such as artificial intelligence.The company expects to enhance efficiency and reliability in aerospace and defense applications, particularly as GE recently qualified high-voltage power units for U.S. military ground vehicles.GE Stock Technical Outlook: Key Levels and MomentumDespite the positive news regarding innovation and collaboration, the stock is moving against a backdrop of a generally strong market, indicating potential concerns specific to GE Aerospace.Currently, GE Aerospace is trading at $323.50, which is about 5.5% above its 20-day simple moving average (SMA) of $306.40. The stock has shown a solid 12-month performance, up 28.60%, but is facing pressure due to a recent death cross in May, where the 50-day SMA crossed below the 200-day SMA.Momentum indicators are showing mixed signals; the MACD is above its signal line, indicating that downside pressure is easing, which could suggest a potential for recovery. However, the stock remains in a precarious position, trading 6.9% above the 200-day SMA, which could act as a key support level.