EXHIBIT 99.1 Contact: Robert B. Nolen, Jr. President and Chief Executive Officer (205) 221-4111 PINNACLE BANCSHARES ANNOUNCES RESULTS FOR FOURTH QUARTER AND YEAR ENDED DECEMBER 31, 2004 Jasper, Alabama (March 21, 2005) - Robert B. Nolen, Jr., President and Chief Executive Officer of Pinnacle Bancshares, Inc. (AMEX:PLE), today announced Pinnacle's results of operations for the fourth quarter and year ended December 31, 2004. For the year ended December 31, 2004, net income was $1,732,000, compared with net income of $2,426,000 in the prior year. Net interest income after the provision for loan losses for the year ended December 31, 2004, was $6,532,000, compared with $6,418,000 in the prior year. Mr. Nolen noted that non-interest income decreased from $2,845,000 for the year ended December 31, 2003, to $1,763,000 for the year ended December 31, 2004. This decrease was primarily attributable to decreases in net gains on sales of loans held for sale and available-for-sale securities of $360,000 and $774,000, respectively. Mr. Nolen remarked that during the year ended December 31, 2004 the Company restructured its securities portfolio in response to interest rates and incurred losses of $374,000 in connection with these transactions. For the three months ended December 31, 2004, net income was $451,000, compared with net income of $556,000 for the three months ended December 31, 2003. Net interest income after the provision for loan losses for the three months ended December 31, 2004, was $1,597,000 compared with $1,769,000 in the same period last year. Basic and diluted earnings were $1.11 per share and $1.09 per share, respectively, for the year ended December 31, 2004. In 2003, basic and diluted earnings were $1.53 per share and $1.50 per share, respectively. For the three months ended December 31, 2004, basic and diluted earnings were $0.29 and $0.28 per share, respectively. For the same period last year, basic and diluted earnings were $0.36 and $0.35 per share, respectively. Mr. Nolen stated that the Company's net interest margin was 3.61% and 3.67% for the fourth quarter and year ended December 31, 2004, respectively, compared to 3.83% and 3.71% for the fourth quarter and year ended December 31, 2003, respectively. Mr. Nolen noted that the provision for loan losses in fiscal 2004 was $588,000, compared to $963,000 in fiscal 2003. During the fourth quarter of fiscal 2004, the provision for loan losses was $147,000, compared to $81,000 in the same period last year. As a percent of total loans, the allowance for loan losses was 1.16% at December 31, 2004 compared to 1.37% at December 31, 2003. Mr. Nolen commented that the Company's equity position remained strong at December 31, 2004: total stockholders' equity was $19,914,000, an increase of 2.5% from December 31, 2003; book value was $12.79 per share, a 4.4% increase; and total stockholders equity to assets increased from 9.32% to 9.58%. Pinnacle Bancshares, Inc.'s wholly owned subsidiary Pinnacle Bank has six offices located in central and northwest Alabama. PINNACLE BANCSHARES, INC. UNAUDITED FINANCIAL HIGHLIGHTS Three Months Ended December 31, -------------------------------------- 2004 2003 ------------ ------------- Net income $ 451,000 $ 556,000 Basic earnings per share $ 0.29 $ 0.36 Diluted earnings per share $ 0.28 $ 0.35 Performance ratios (annualized): Return on average assets 0.75% 1.06% Return on average equity 9.02% 11.57% Interest rate spread 3.54% 3.79% Net interest margin 3.61% 3.83% Operating cost to assets 2.90% 2.69% Weighted average basic shares outstanding 1,549,637 1,562,561 Weighted average diluted shares outstanding 1,585,937 1,611,027 Dividends per share $ 0.11 $ 0.10 Provision for loan losses $ 147,000 $ 81,000 Year Ended December 31, -------------------------------------- 2004 2003 ------------- -------------- Net income $ 1,732,000 $ 2,426,000 Basic earnings per share $ 1.11 $ 1.53 Diluted earnings per share $ 1.09 $ 1.50 Performance ratios: Return on average assets 0.82% 1.13% Return on average equity 8.80% 12.45% Interest rate spread 3.62% 3.65% Net interest margin 3.67% 3.71% Operating cost to assets 2.75% 2.58% Weighted average basic shares outstanding 1,557,454 1,586,044 Weighted average diluted shares outstanding 1,596,253 1,620,082 Dividends per share $ 0.43 $ 0.40 Provision for loan losses $ 588,000 $ 963,000 2 December 31, -------------------------------------- 2004 2003 --------------- -------------- Total assets $ 207,832,000 $ 208,574,000 Loans receivable, net $ 99,600,000 $ 105,477,000 Deposits $ 179,966,000 $ 179,939,000 Total stockholders' equity $ 19,914,000 $ 19,431,000 Book value per share $ 12.79 $ 12.25 Stockholders' equity to assets ratio 9.58% 9.32% Asset quality ratios: Nonperforming loans as a percent of total loans 0.72% 0.69% Nonperforming assets as a percent of total assets 0.64% 0.84% Allowance for loan losses as a percent of total loans 1.16% 1.37% Allowance for loan losses as a percent of nonperforming loans 160.74% 201.51% ###