Fidelity Investments expanded its commission-free exchange-traded fund platform by adding 11 ETF manufacturers.

The manufacturers added were American Century Cos. Inc., First Trust, Franklin Templeton, Goldman Sachs Asset Management LP, Invesco Ltd., Janus Henderson Group PLC, John Hancock Investments LLC, JP Morgan Asset Management, Legg Mason Global Asset Management, Pacific Investment Management Co. LLC and State Street Global Advisors Inc. SPDR ETFs.

A total of 150 ETFs were added to the platform, which also features ETFs managed by Fidelity and iShares funds. ETFs available for investors in the platform have an average expense ratio of 0.36%.