The content managing company raised an additional $6m from investors including SoftBank Capital to close its series A round at $16.3m.

US-based content publishing platform RebelMouse has raised $6m in the second tranche of a series A round now totalling $16.3m, TechCrunch reported on Monday.

Softbank Capital, the corporate venturing unit belonging to telecommunications company SoftBank, provided the funding along with private equity firm Oak Investment Partners and private investor Michael Lazerow.

RebelMouse raised the $10.25m first tranche in 2013 at a $65m valuation from Softbank Capital, Oak Investment Partners, Sterling Investment Partners and Lazerow. It previously received $2.5m in…