The Superconductor Technologies-backed radio frequency technology developer has secured $16.2m in its initial public offering.

Resonant, a US-based company that is developing filter designs for radio frequency, has raised $16.2m in an initial public offering, issuing 2.7 million shares priced at $6.00 each.

Superconducting technology company Superconductor Technologies is Resonant’s second largest shareholder, with a 18.5% stake, behind Lone Wolf Holdings, a fund that acts as a vehicle for entrepreneur Peter Appel’s investments, which holds 24.1%. Neither sold shares in the offering.

The company plans to use $6.7m of the proceeds to commercialise its technology,…