Intel Capital, the corporate venturing unit of Intel, owns 11.9% of Cortina Systems and will hold the same number of shares after its portfolio company's initial public offering, according to its regulatory filing.

Cortina Systems, a US-based provider of integrated circuits for semiconductors with chip maker Intel as its largest shareholder, plans to raise $100m in its flotation.

Intel Capital, the corporate venturing unit of Intel, owns 11.9% of Cortina and will hold the same number of shares after its portfolio company’s initial public offering, according to its regulatory filing. Intel sold some of its Optical Networking Devices division to Cortina in 2006 for $115m. Cortina has raised about $217m since…