CSI Convertible Bond Index opened down 0.10%. Jingda CB, Lianrui CB and Hongwei CB fell 2.78%, 2.70% and 2.10% respectively; Xianghe CB jumped 13.72% and Titan CB rose 3.14%.

Philadelphia Semiconductor Index fell more than 5%. Micron Technology (MU.O) dropped over 8%, its shares slipped below the $1,000 mark; Broadcom (AVGO.O) slid nearly 16%; Arm Ltd (ARM.O) fell over 8%; AMD (AMD.O) lost more than 7%; Qualcomm (QCOM.O) declined over 4%; Intel (INTC.O) fell more than 3%.

Since the start of Q2, margin financing has added to multiple solid-state battery-related stocks. As of June 3, 19 stocks recorded net margin-financing purchases above RMB 100 mln. Tinci Materials and CATL led with net buys of RMB 2.063 bln and RMB 1.217 bln, respectively; EVE Energy, Do‑Fluoride New Material, Defu Technology, Capchem and others each had net buys above RMB 500 mln. Those 19 names reported strong Q1 results: TTANQT LITHIUM and Tinci Materials saw year-on-year profit growth of 16.99x and 10.06x, while Enjie, Shanshan, Defu Technology and Do‑Fluoride posted YoY net-profit gains of 901.7%, 898.85%, 708.9% and 480.14%, respectively.