


Employees at Celgene rank Mark Alles in the Bottom 40% of CEOs in New York. Comparatively, employees at Gilead Sciences rank Daniel O’Day in the Top 50% of similar sized companies. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

Not Enough Data

Women at Gilead Sciences rated their CEO a B

Not Enough Data

Diverse Employees at Gilead Sciences rated their CEO a B


