Samsung SDI is trading at â‚©585,000, up 4.09%, with no source directly linking the October 8 gain to a specific catalyst.

  • On October 8, DS Investment maintained its Buy rating and raised its target price from â‚©840,000 to â‚©940,000, citing expected orders and ESS growth; the report did not attribute a share-price move to the upgrade.
  • Battery shares had rallied earlier, including after Samsung SDI and EcoPro BM agreed to develop solid-state battery materials, but that coverage was dated October 6.