$Biogen制药(BIIB)$ Biogen buyer of 740 February $290 calls here $12.10

Healthcor Management took a new stake of 357K shares of common stock and 5500 calls (representing 550K shares) in 3Q19.

Also noted Alex Denner of Sarissa Capital sitting quietly with 643K shares, 25% of his portfolio and #2 holding; the dude CLEANED UP on $麦迪逊医药(MDCO)$ last year.

明早财报，值得关注