Every Form 4 that United States Lime & Minerals (USLM) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow USLM and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full USLM filings page.
UNITED STATES LIME & MINERALS INC (USLM) director Antoine M. Doumet reported selling 20,000 shares of USLM Common Stock in a private transaction on September 9, 2026 at $110.00 per share. After this sale, Doumet directly holds 90,000 shares. No Rule 10b5-1 trading plan is reported for this transaction.
UNITED STATES LIME & MINERALS INC (USLM) had a significant shareholder-related transaction reported by Candou Holdings Ltd., a more than 10% beneficial owner. On September 9, 2026, an affiliated entity purchased 20,000 shares of USLM common stock in a private transaction at $110 per share, held indirectly through Candou Industries Ltd. in trust for Inberdon Enterprises Ltd. After this purchase, entities associated with Candou Holdings Ltd. beneficially owned 17,673,780 shares, reflecting USLM’s prior 5-for-1 stock split effective July 12, 2024. No Rule 10b5-1 trading plan is reported.
Hawkins Tom S Jr reported acquisition or exercise transactions in this Form 4 filing.
UNITED STATES LIME & MINERALS INC director Tom S. Hawkins Jr. reported a compensation-related stock grant. He received 1,273 shares of USLM Common Stock on May 1, 2026 in a grant/award transaction priced at $110.00 per share, increasing his direct holdings to 11,356 shares.
The filing also lists 180 shares of USLM Common Stock held indirectly "by grandchildren", reported as an ownership entry rather than a new trade. These transactions reflect equity compensation and family-related holdings, not open‑market buying or selling.
Wolkenstein Jon A reported acquisition or exercise transactions in this Form 4 filing.
UNITED STATES LIME & MINERALS INC director Jon A. Wolkenstein received a grant of 1,273 shares of USLM Common Stock on May 1, 2026 at an indicated value of $110.00 per share. Following this compensation-related award, he directly holds 4,176 USLM Common Stock shares.
United States Lime & Minerals director Lila R. Weirich received an equity award in company stock. She acquired 1,273 shares of USLM Common Stock on May 1, 2026 as a grant or award at a reported price of $110.00 per share.
Following this compensation-related acquisition, Weirich directly holds 4,176 USLM Common Stock shares. The transaction reflects an increase in her direct ownership stake and is characterized as a grant, award, or other acquisition rather than an open-market purchase.
UNITED STATES LIME & MINERALS INC director Sandra C. Duhe received a stock award of company shares. On May 1, 2026, she acquired 1,273 shares of USLM Common Stock in a compensation-related grant at $110.00 per share. After this award, she directly holds 3,527 shares of the company’s stock, reflecting a routine equity-based compensation event rather than an open-market purchase or sale.
UNITED STATES LIME & MINERALS INC director Antoine M. Doumet received a grant of stock options described as a "Stock Option (right to buy)" on May 1, 2026. The award covers 3,405 options to acquire USLM common stock at an exercise price of $110.00 per share, expiring on May 1, 2036. Following this filing, Doumet is shown as directly holding 110,000 shares of USLM common stock. A footnote explains the amendment was made to correct the transaction code to code A, which identifies the transaction as a grant, award, or other acquisition of derivative securities.
CARDIN RICHARD W reported acquisition or exercise transactions in this Form 4 filing.
United States Lime & Minerals director Richard W. Cardin received a stock grant of 1,273 shares of USLM Common Stock. The shares were awarded at a reference value of $110.00 per share. After this compensation-related grant, Cardin directly holds a total of 17,006 USLM shares.
UNITED STATES LIME & MINERALS INC director Antoine M. Doumet reported an options exercise. He exercised stock options covering 3,405 shares of USLM Common Stock at $110.00 per share, receiving an equal number of shares. No shares were reported as sold in this filing.
After these transactions, Doumet holds 110,000 shares of USLM Common Stock directly. The exercised options had an exercise date of May 1, 2026 and an expiration date of May 1, 2036, and there are no remaining derivative positions shown, indicating an exercise-and-hold pattern.
UNITED STATES LIME & MINERALS INC director Antoine M. Doumet exercised stock options to acquire 12,000 shares of USLM common stock. The options were exercised at a price of $10.71 per share. Following the exercise, he directly holds 110,000 shares of USLM common stock, and this filing shows no remaining derivative position from these options.
United States Lime & Minerals director Sandra C. Duhe sold shares in the company. On 2026-03-03, she executed an open-market sale of 1,277 shares of USLM common stock at a price of $120.45 per share. After this transaction, she directly owned 2,254 shares.
United States Lime & Minerals vice president Michael L. Wiedemer reported three transactions in USLM common stock. On February 2, 2026, he acquired 426 shares at a per-share closing price of $123.61, increasing his direct holdings to 6,786 shares.
Also on February 2, 2026, he disposed of 95 shares at $123.61, and on February 3, 2026, he disposed of 165 shares at $118.13, both reported with transaction code F. After these transactions, he directly owned 6,360 shares of common stock.
United States Lime & Minerals vice president Timothy W. Stone reported three transactions in USLM common stock. On February 2, 2026, he acquired 336 shares at $123.61 per share and also disposed of 100 shares at the same price. On February 3, 2026, he disposed of 136 shares at $118.13 per share. After the February 3 transaction, he directly owned 4,840 USLM common shares.
United States Lime & Minerals vice president Nathan O'Neill reported several transactions in company common stock. On February 2, 2026, he acquired 426 shares at a per share closing price of $123.61 and had shares withheld in separate transactions coded "F" on February 2 and 3. After these transactions, he directly beneficially owned 7,703 shares of common stock.
United States Lime & Minerals vice president John J. Gagnon reported several small transactions in the company’s common stock. On February 2, 2026, he had 75 shares and 210 shares reported at per-share closing prices of $123.61. On February 3, 2026, 123 shares were reported at a per-share closing price of $118.13.
All transactions involved non-derivative common stock held directly. After these Form 4-reported moves, Gagnon directly beneficially owned 5,941 shares of United States Lime & Minerals common stock.