The latest smartphone sales data from Kantar Worldpanel ComTech shows Apple has achieved its highest ever share in the US (53.3%) in the latest 12 weeks (ended Nov. 25. 2012), with the iPhone 5 helping to boost sales.

Dominic Sunnebo, global consumer insight director at Kantar Worldpanel ComTech, said in a statement, “Apple has reached a major milestone in the US by passing the 50% share mark for the first time, with further gains expected to be made during December.”

Meanwhile in Europe, Samsung continues to hold the number one smartphone manufacturer spot across the big five countries, with 44.3% share in the latest 12 weeks. Apple takes second place with 25.3% share while HTC, Sony and Nokia shares remain close in the chase for third position.

Kantar Worldpanel U.S. smartphone market share (12 week period ending Nov. 25, 2012)

Kantar Worldpanel U.S. smartphone market share (12 week period ending Nov. 25, 2012)

Source: Kantar Worldpanel

MacDailyNews Take: Yes, those aren’t typos: Apple’s iOS gained 17.5% YOY, Android lost 10.9% YOY and the also-rans didn’t fare much better.