Timothy W. Byrne, President and CEO of United States Lime and Minerals Inc. (USLM), sold shares on the open market four times in the last year, totaling nearly $4.8 million. His most recent sale occurred on September 4, 2025. These sales rank 2007th among over 11,600 individual insiders in our database, where the average is about $8.6 million across roughly 6.4 transactions per insider. Byrne made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 31, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 18691 | $119.74 | 67,241.0000 | 28,738,000 | 21.75% | 0.07% |
| Dec. 31, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | USLM Common Stock | 47500 | $119.74 | 114,741.0000 | 28,738,000 | 70.64% | 0.17% |
| Sept. 4, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 11504 | $119.43 | 87,208.0000 | 28,729,000 | 11.65% | 0.04% |
| Sept. 3, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 1391 | $124.18 | 98,532.0000 | 28,729,000 | 1.39% | 0.00% |
| Sept. 5, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | G | USLM Common Stock | 500 | $120.99 | 85,932.0000 | 28,729,000 | 0.58% | 0.00% |
| Sept. 4, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 596 | $120.76 | 86,432.0000 | 28,729,000 | 0.68% | 0.00% |
| Sept. 3, 2025 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 26034 | $120.88 | 99,923.0000 | 28,729,000 | 20.67% | 0.09% |
| Dec. 27, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 24593 | $135.58 | 78,457.0000 | 28,727,000 | 23.87% | 0.09% |
| Dec. 31, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | USLM Common Stock | 47500 | $132.74 | 125,957.0000 | 28,727,000 | 60.54% | 0.17% |
| Nov. 19, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | G | USLM Common Stock | 450 | $141.59 | 147,265.0000 | 28,727,000 | 0.30% | 0.00% |
| Nov. 19, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 22261 | $141.73 | 125,004.0000 | 28,727,000 | 15.12% | 0.08% |
| Nov. 20, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 20962 | $139.53 | 104,042.0000 | 28,727,000 | 16.77% | 0.07% |
| Nov. 20, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 992 | $141.00 | 103,050.0000 | 28,727,000 | 0.95% | 0.00% |
| June 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 200 | $330.32 | 29,543.0000 | 28,623,000 | 0.67% | 0.00% |
| June 5, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 476 | $339.50 | 30,970.0000 | 28,623,000 | 1.51% | 0.00% |
| June 5, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 590 | $340.29 | 30,380.0000 | 28,623,000 | 1.91% | 0.00% |
| June 6, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 612 | $330.12 | 29,768.0000 | 28,623,000 | 2.01% | 0.00% |
| June 6, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 25 | $335.54 | 29,743.0000 | 28,623,000 | 0.08% | 0.00% |
| June 5, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 199 | $337.92 | 31,446.0000 | 28,623,000 | 0.63% | 0.00% |
| June 5, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 1461 | $337.00 | 31,645.0000 | 28,623,000 | 4.41% | 0.01% |
| June 5, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 4663 | $335.78 | 33,106.0000 | 28,623,000 | 12.35% | 0.02% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $140.76 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | USLM Common Stock | 5000 | $140.76 | 37,769.0000 | 28,623,000 | 15.26% | 0.02% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | USLM Common Stock | 7500 | $129.02 | 32,769.0000 | 28,623,000 | 29.68% | 0.03% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 4495 | $371.78 | 25,269.0000 | 28,623,000 | 15.10% | 0.02% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $129.02 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $129.02 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $129.02 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| May 7, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $140.76 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| Feb. 14, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 743 | $260.56 | 31,638.0000 | 28,533,380 | 2.29% | 0.00% |
| Feb. 15, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 1473 | $259.11 | 30,165.0000 | 28,533,380 | 4.66% | 0.01% |
| Feb. 15, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 301 | $259.83 | 29,864.0000 | 28,533,380 | 1.00% | 0.00% |
| Feb. 15, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 100 | $261.27 | 29,764.0000 | 28,533,380 | 0.33% | 0.00% |
| Feb. 14, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 1562 | $258.50 | 36,055.0000 | 28,533,380 | 4.15% | 0.01% |
| Feb. 14, 2024 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 3674 | $259.33 | 32,381.0000 | 28,533,380 | 10.19% | 0.01% |
| Dec. 29, 2023 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | USLM Common Stock | 12500 | $230.35 | 42,535.0000 | 28,560,000 | 41.62% | 0.04% |
| Dec. 29, 2023 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | Stock Option (right to buy) | 2500 | $230.35 | 2,500.0000 | 28,560,000 | 9999.99% | 0.01% |
| Dec. 29, 2023 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | Stock Option (right to buy) | 2500 | $230.35 | 2,500.0000 | 28,560,000 | 9999.99% | 0.01% |
| Dec. 29, 2023 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | A | Stock Option (right to buy) | 2500 | $230.35 | 2,500.0000 | 28,560,000 | 9999.99% | 0.01% |
| Dec. 29, 2023 | UNITED STATES LIME & MINERALS INC | $USLM | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 4918 | $230.35 | 37,617.0000 | 28,560,000 | 11.56% | 0.02% |