Aeluma is trading 8.1% up at $9.57 in after-hours trading, with no company-specific announcement explaining the rise. - It closed at $8.85 on October 15, 2026. - Hotter inflation and rate-hike concerns weighed on semiconductor stocks, extending a global sell-off, but do not explain the after-hours gain. - A reported CEO share sale was made under a prearranged trading plan; no evidence links it to the move.