In a Facebook post on Wednesday, she wrote that she plans to focus on her foundation and philanthropic work during a critical time for women.
She said that she will remain on the board of directors and that she plans to spend more time with her family.
The chief growth officer at Meta, the parent company of Facebook, will replace Sandberg after she steps down, according to multiple outlets.
The debate around social media has changed beyond recognition since she announced her exit.
I hoped I would be in this role for five years when I took this job. Fourteen years later, it is time for me to write the next chapter of my life.