Why did YMAT stock jump? — 2026-10-23

Research session: 2026-10-23. Published: 2026-10-23T20:30:46.385239+00:00.

Final report

YMAT — J-Star Holding Co., Ltd. - Class A Ordinary Shares

Session close: $2.05. Regular-session share volume: 29,071,338. Change from previous close: +6.77%.

Key developments

J-Star Holding appeared among consumer discretionary gainers in Friday’s premarket and intraday reports, following a gain in Thursday’s after-hours session. The supplied coverage consists solely of automated stock-mover summaries; it provides no company-specific business development or reported cause for the gains. The Friday report is an intraday snapshot, not a closing-session assessment.

12 Consumer Discretionary Stocks Moving In Friday's Intraday Session · 12 Consumer Discretionary Stocks Moving In Friday's Pre-Market Session · 12 Consumer Discretionary Stocks Moving In Thursday's After-Market Session

Full report for 2026-10-23