LOS ANGELES-Publicly traded Ixia has renewed its 84,124-sf headquarters lease at the Corporate Center at Malibu Canyon in Calabasas. The maker of IP performance test systems sign a five-year lease estimated at $13.8 million, according to an SEC filing.

The lease, which commences in June 2008 upon expiration of its existing commitment, will keep Ixia at the Corporate Center at Malibu Canyon through May 2013. The lease rate starts at $2.56 per sf per month ($2.6 million per year) ramps up to $2.88 per sf ($2.9 million per year) in the final year of the lease, according to Ixia's 8-K filing.

The lease includes a five-year extension option and certain rights of first refusal to lease additional adjacent space. The lease also includes a $1.15-million tenant improvement allowance and a free parking at a ratio of 3.8 spaces per 1,000 sf leased.