IberiaBank Corp., of Lafayette, and Teche Holding Co., of New Iberia, reported earnings gains.

IberiaBank, the holding company for IberiaBank, said third-quarter earnings jumped to $17 million, or 58 cents per share, compared to $13.7 million, or 52 cents per share, a year ago.

Chief Executive Officer Daryl G. Byrd said the company benefited from strong growth in loans, deposits and clients.

IberiaBank’s acquisition of Omni Bancshares Inc. and Cameron Bancshares lowered earnings, adding pre-tax costs of $6 million, or 12 cents per share.

Teche Holding, parent company of Teche Federal Bank, said its fiscal 2011 earnings climbed to $7.2 million, and a record $3.45 per share, compared to $7.1 million, and the previous record of $3.37, in 2010.

Chief Executive Officer Patrick Little said it is the third year in a row that Teche has posted record earnings per share.

Teche’s fiscal year ends Sept. 30.

The company’s fourth-quarter earnings climbed to $2.1 million, or $1.01 per share, compared to to $1.85 million, or 88 cents per share, a year ago.

Little said Teche generated “tremendous” growth in loans for the fourth quarter. The bank’s loans are now at record levels, he added.