Horsley Bridge Partners a San Francisco company that invests money into venture capital and other private equity firms, has raised at least $974 million for its ninth fund, according to a regulatory filing.

The firm is targeting a total of $1.75 billion for its "fund of funds," so named because it is a fund that invests in multiple other funds, such as venture funds.

The firm said it will focus on venture capital and growth buyout firms, according to VentureWire, which first reported on the filing.