If enough employees accept the tender offer to hit the $80m limit, BlackRock will own just less than 1% of Twitter, according to news provider Financial Times.

Social messaging service Twitter is reportedly brokering a deal for mutual fund manager BlackRock to buy up to $80m of shares from its employees at a $9bn valuation.

If enough employees accept the tender offer to hit the $80m limit, BlackRock will own just less than 1% of Twitter, according to news provider Financial Times.

In 2011, Alwaleed Bin Talal, a Saudi Arabian prince, invested $300m in Twitter, following Russian venture firm Digital Sky Technologies (DST) reportedly investing $400m in…