Red Cat Holdings is trading at $4.64, up 5.45%, after announcing successful flight testing of Palantir’s visual navigation software; a direct connection to the share move is unconfirmed. - The tests demonstrated GPS-denied navigation on Red Cat’s Black Widow drone. - Shares were at this level as of 10:34 a.m. ET on October 27, 2026. - Defense stocks rose 2.09% during the regular session, providing supportive context, though reporting does not directly attribute Red Cat’s gain to the sector.