A special memorandum account (SMA) is a dedicated investment account where excess margin generated from a client's margin account is deposited, thereby increasing the buying power for the client.

A phase 3 trial of Biohaven’s taldefgrobep alfa in spinal muscular atrophy (SMA) has missed its primary endpoint. The biotech plans to talk to the FDA about the next steps in SMA and is stepping ...

Superior mesenteric artery (SMA) syndrome is a condition that affects the duodenum — the section of the small intestine that joins the stomach. The syndrome is caused by the compressing of the ...

A regimen of Biohaven’s drug, taldefgrobep alfa, and a standard SMA therapy didn’t significantly improve motor function after 48 weeks compared to treatment with a typical SMA medicine and placebo.