Annexon (ANNX) stock rose 8.6% in recent Thursday trading after director Muneer Satter bought $5.06 million worth of the of the biopharmaceutical company's shares.
Satter purchased 1.5 million shares on Monday and now controls almost 8.91 million indirectly, according to a regulatory filing.
Price: 4.41, Change: +0.35, Percent Change: +8.62