Cardio Diagnostics Holdings is trading at $1.91, up 8.52%, with no confirmed company-specific catalyst identified for the after-hours rise.
- October 13 coverage noted a pre-market gain without a confirmed catalyst.
- A same-day rural cardiovascular care report and director Form 4 filings appeared in search results, but sources do not connect them to this after-hours move.
- Major indices were mixed, so broad-market sentiment does not clearly explain the increase.