The 4.4 percent drop came just after Zuckerberg’s announcement that Facebook would change its algorithm to make people’s news feeds more focused on friends and family, rather than posts from businesses and media companies.
In a Facebook post on Thursday night, Zuckerberg said that public content from brands had inundated news feeds, overtaking posts from personal connections.
“Video and other public content have exploded on Facebook in the past couple of years,” wrote Zuckerberg in his post.
“Since there's more public content than posts from your friends and family, the balance of what's in News Feed has shifted away from the most important thing Facebook can do—help us connect with each other.”
“As we roll this out, you'll see less public content like posts from businesses, brands, and media.