EXHIBIT 99.1 UNITED STATES LIME & MINERALS, INC. - NEWS RELEASE FOR IMMEDIATE RELEASE Contact: Timothy W. Byrne (972) 991-8400 UNITED STATES LIME & MINERALS REPORTS THIRD QUARTER 2003 RESULTS Dallas, Texas, November 3, 2003 - United States Lime & Minerals, Inc. (NASDAQ: USLM) today reported third quarter 2003 results: Revenues increased by 22.4% to $12,849,000 over the prior year period revenues of $10,496,000. The Company reported net income of $1,642,000 ($0.28 per share) in the third quarter 2003, an increase of $1,057,000, compared to net income of $585,000 ($0.10 per share) in the third quarter 2002. For the nine months ended September 30, 2003, revenues were $33,934,000, a 11.5% increase compared to the same period 2002 revenues of $30,434,000, while net income increased $2,552,000 to $3,183,000 ($0.55 per share), compared to net income of $631,000 ($0.11 per share) for the prior year period. The Company's gross profit was $4,387,000 for the third quarter 2003, compared to $2,739,000 for the third quarter 2002. For the first nine months 2003, gross profit was $9,595,000, compared to $7,557,000 for the first nine months 2002. "We are pleased that our operational problems in 2002 at our Texas plant are behind us, which has allowed us to have better operating results so far this year compared to last year," Timothy W. Byrne, President and Chief Executive Officer commented. "Also, our pulverized limestone sales volume has increased at our Texas and Colorado plants during 2003," Mr. Byrne continued. United States Lime & Minerals, Inc. is a Nasdaq-listed public company with headquarters in Dallas, Texas, supplying lime and limestone products primarily to the steel, paper, agriculture, environmental protection and construction industries from plants situated in Texas, Arkansas and Colorado. Any statements contained in this news release that are not statements of historical fact are forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. The Company undertakes no obligation to publicly update or revise any forward-looking statements, and investors are cautioned that such statements involve risks and uncertainties that could cause actual results to differ materially from expectations, including without limitation those risks and uncertainties indicated from time to time in the Company's filings with the Securities and Exchange Commission. (Tables Follow) UNITED STATES LIME & MINERALS, INC. CONDENSED CONSOLIDATED FINANCIAL DATA (IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) (UNAUDITED) <Table> <Caption> QUARTER ENDED NINE MONTHS ENDED SEPTEMBER 30, SEPTEMBER 30, ---------------------------- ----------------------------- INCOME STATEMENTS 2003 2002 2003 2002 ------------ ------------ ------------ ------------ Revenues $ 12,849 $ 10,496 $ 33,934 $ 30,434 ------------ ------------ ------------ ------------ Gross profit $ 4,387 $ 2,739 $ 9,595 $ 7,557 ------------ ------------ ------------ ------------ Operating profit $ 3,199 $ 1,756 $ 6,360 $ 4,601 Interest expense 1,256 1,072 3,315 3,287 Other expense (income), net 3 (2) (708) 571 Income tax expense 298 101 570 112 ------------ ------------ ------------ ------------ Net income $ 1,642 $ 585 $ 3,183 $ 631 ============ ============ ============ ============ Income per share of common stock: Basic $ 0.28 $ 0.10 $ 0.55 $ 0.11 Diluted $ 0.28 $ 0.10 $ 0.55 $ 0.11 Weighted average shares outstanding: Basic 5,800 5,800 5,800 5,800 Diluted 5,810 5,800 5,803 5,800 </Table> <Table> <Caption> SEPTEMBER 30, DECEMBER 31, 2003 2002 -------------- -------------- BALANCE SHEETS ASSETS: Current assets $ 24,320 $ 10,472 Property, plant and equipment, net 70,677 70,406 Deferred tax assets, net 2,101 2,359 Other assets 2,038 1,282 -------------- -------------- Total assets $ 99,136 $ 84,519 ============== ============== LIABILITIES AND STOCKHOLDERS' EQUITY: Current liabilities $ 8,029 $ 7,958 Long-term debt, excluding current installments 49,000 37,500 Other liabilities 908 755 Stockholders' equity 41,199 38,306 -------------- -------------- Total liabilities and stockholders' equity $ 99,136 $ 84,519 ============== ============== </Table> -end-