US stock futures are trading higher this Monday morning as investors focus on earnings reports and key clinical and operational updates from several biotech and small-cap companies. Here are the stocks investors are watching today: Mindwalk Holdings (MWLK) Expected to report a $0.01 per share loss on $4 million in revenue before the opening bell. Shares fell 5.4 percent to $1.77 on Friday. Arganex (ARGX) Announced it has discontinued Phase 3 studies of FGARTIMMO-SC for thyroid eye disease following a futility review. Shares declined 1.3 percent to $877.94 on Friday. Navin (NAVN) Expected to post a $0.25 per share loss on $182.04 million in revenue after the close. Shares rose 4.53 percent to $14.55 on Friday. AMRp (AMRP) Reported weaker-than-expected Q2 results, posting $0.22 EPS vs $0.44 estimate and $9.4 million in revenue, missing the $14.97 million forecast. Shares slipped 4.1 percent to $20.16 on Friday. Champions Oncology (CSBR) Expected to report $0.01 per share on $14.04 ...