Shares of Linamar Corp. fell more than 10 per cent in early trading after reporting a drop in third-quarter earnings compared with a year ago, hurt by one-time costs.

Linamar shares were down $9.61 at $67.31 in late-morning trading on the Toronto Stock Exchange.

After the close of markets Tuesday, the auto parts maker said it earned $107.3 million or $1.62 per diluted share in its third quarter.

That compared with a profit of $122.2 million or $1.86 per share a year ago.

However, the company said that before non-recurring items and foreign exchange impacts its earnings increased 9.2 per cent.

Sales for the three months ended Sept. 30 grew to $1.55 billion, up from $1.46 billion in the same quarter last year.