Shares in US produce firm Calavo Growers have jumped as it recorded a "new all time high" in net profits.

Bottom line grew from US$2.2m to $6.7m in the second quarter of the year as the firm benefited from "sharp upward gross margin trends".

Operating income was also up from $3.3m to $9.8m.

Net sales increased 17.2% to $194.8m.

Chairman, president and CEO Lee Cole said he anticipated "completing a very successful fiscal 2014 and posting record earnings per share".

Shares were up 6.78% to $33.39 per share today (3 June) at GMT11.31.