Axcelis shares fell 4.7% as investors reacted to cautious forward commentary and signs of deceleration in key segments, despite sequential shipment gains and stable bookings. The market appears concerned about modest margin pressure and a tempered outlook on near-term demand in mature nodes and silicon carbide.

• Q1 revenue totaled $199 million with EPS of $0.72, including a $5 million one-time customer settlement.
• CS&I revenue grew over 30% year-over-year but moderated sequentially, reflecting uneven momentum.
• Sequential system shipments to the memory market rose to the highest level since late 2023, driven by DRAM and high-bandwidth memory demand.
• Silicon carbide shipments moderated sequentially, with management noting encouraging but still tentative demand signals and capacity engagement.
• Bookings remained consistent sequentially, showing strength in memory and silicon carbide but softness in general mature nodes, indicating uneven end-market dynamics.