TULSA, Okla., Nov. 03, 2016 (GLOBE NEWSWIRE) -- AAON, Inc. (NASDAQ:AAON) today announced its operating results for the third quarter and nine months ended September 30, 2016. In the quarter, net sales were $104.6 million, up 10.8% from $94.4 million in 2015. Net income was $15.7 million, up 18.3% from $13.3 million in the same period a year ago. Net sales for the nine months ended September 30, 2016 were $292.3 million, up 11.8% from $261.4 million in 2015. Net income for the nine months ended September 30, 2016 was $42.0 million, up 28.0% from $32.8 million in 2015. Both sales and earnings in 2016 were all-time records for any third quarter in the history of AAON. Earnings per diluted share in the third quarter of 2016 were $0.29, up 20.8% from $0.24 for the same period the previous year, based upon 53.4 million and 54.6 million diluted shares outstanding at September 30, 2016 and 2015, respectively. Earnings per diluted share for the nine months ended September 30, 2016 were $0.78, up 30.0% from $0.60 in 2015, based upon 53.5 million and 54.6 million diluted shares outstanding at September 30, 2016 and 2015, respectively. The Company early adopted ASU 2016-09, Improvements to Employee Share-Based Payment Accounting, which requires that excess tax benefits and deficiencies are reported as an income tax benefit or expense on the statement of income rather than as a component of additional paid-in capital in the statement of equity. For the three and nine months ended September 30, 2016, the Company recognized $0.6 million and $1.8 million, respectively, of excess tax benefits in the Statement of Income. The three months ended September 30, 2016 also had a benefit of $0.5 million related to a return to tax provision adjustment. Norman H. Asbjornson, President and CEO, stated, "Our volume continues to increase allowing us to gain efficiencies and cost savings in our manufacturing process and keep our gross profit stable. Our increased focus on quality is helping to keep our warranty costs low and reduce our SG&A expense as a percent of sales to approximately 9.9% and 10.2%, respectively, for the three and nine months ended September 30, 2016."