In the last 12 months, insiders at UNITED STATES LIME & MINERALS INC ($USLM) filed 110 transactions with the SEC: 0 open-market purchases totaling $0 and 26 sales totaling $17,541,583. Net insider sentiment: net selling.
UNITED STATES LIME & MINERALS INC operates in the Mining & quarrying of nonmetallic minerals (no fuels) industry (Energy & transportation sector).
Most Active Insiders
- BYRNE TIMOTHY W (President & CEO) — 40 transactions totaling $40,831,319
- CARDIN RICHARD W (Director) — 3 transactions totaling $1,270,601
- Duhe Sandra C (Director) — 5 transactions totaling $912,805
- O'Neill Nathan (Vice President) — 10 transactions totaling $489,789
- DOUMET ANTOINE M (Director) — 8 transactions totaling $419,449
View all SEC Filings for UNITED STATES LIME & MINERALS INC (USLM).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 17, 2026 | DOUMET ANTOINE M | Director | M | Stock Option (right to buy) | 12000 | $10.71 | 0.0000 | 28,733,188 | 100.00% | 0.04% |
| March 17, 2026 | DOUMET ANTOINE M | Director | M | USLM Common Stock | 12000 | $10.71 | 110,000.0000 | 28,733,188 | 12.24% | 0.04% |
| March 3, 2026 | Duhe Sandra C | Director | S | USLM Common Stock | 1277 | $120.45 | 2,254.0000 | 28,733,188 | 36.17% | 0.00% |
| Feb. 2, 2026 | Gagnon John J | Vice President | A | USLM Common Stock | 210 | $123.61 | 6,151.0000 | 28,733,188 | 3.53% | 0.00% |
| Feb. 3, 2026 | Gagnon John J | Vice President | F | USLM Common Stock | 123 | $118.13 | 5,941.0000 | 28,733,188 | 2.03% | 0.00% |
| Feb. 2, 2026 | Gagnon John J | Vice President | F | USLM Common Stock | 75 | $123.61 | 6,064.0000 | 28,733,188 | 1.22% | 0.00% |
| Feb. 2, 2026 | O'Neill Nathan | Vice President | A | USLM Common Stock | 426 | $123.61 | 8,129.0000 | 28,733,188 | 5.53% | 0.00% |
| Feb. 3, 2026 | O'Neill Nathan | Vice President | F | USLM Common Stock | 166 | $118.13 | 7,703.0000 | 28,733,188 | 2.11% | 0.00% |
| Feb. 2, 2026 | O'Neill Nathan | Vice President | F | USLM Common Stock | 105 | $123.61 | 7,869.0000 | 28,733,188 | 1.32% | 0.00% |
| Feb. 2, 2026 | Stone Timothy Wade | Vice President | A | USLM Common Stock | 336 | $123.61 | 5,176.0000 | 28,733,188 | 6.94% | 0.00% |
| Feb. 3, 2026 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 136 | $118.13 | 4,840.0000 | 28,733,188 | 2.73% | 0.00% |
| Feb. 2, 2026 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 100 | $123.61 | 4,976.0000 | 28,733,188 | 1.97% | 0.00% |
| Feb. 2, 2026 | Wiedemer Michael L | Vice President | A | USLM Common Stock | 426 | $123.61 | 6,786.0000 | 28,733,188 | 6.70% | 0.00% |
| Feb. 3, 2026 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 165 | $118.13 | 6,360.0000 | 28,733,188 | 2.53% | 0.00% |
| Feb. 2, 2026 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 95 | $123.61 | 6,525.0000 | 28,733,188 | 1.44% | 0.00% |
| Dec. 31, 2025 | BYRNE TIMOTHY W | President & CEO | A | USLM Common Stock | 47500 | $119.74 | 114,741.0000 | 28,738,000 | 70.64% | 0.17% |
| Dec. 31, 2025 | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 18691 | $119.74 | 67,241.0000 | 28,738,000 | 21.75% | 0.07% |
| Dec. 4, 2025 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 100 | $0.00 | 10,263.0000 | 28,738,000 | 0.98% | 0.00% |
| Dec. 4, 2025 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 100 | $0.00 | 10,263.0000 | 28,738,000 | 0.96% | 0.00% |
| Dec. 4, 2025 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 80 | $0.00 | 10,363.0000 | 28,738,000 | 0.77% | 0.00% |
| Sept. 3, 2025 | 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 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 11504 | $119.43 | 87,208.0000 | 28,729,000 | 11.65% | 0.04% |
| Sept. 4, 2025 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 26034 | $120.88 | 99,923.0000 | 28,729,000 | 20.67% | 0.09% |
| May 2, 2025 | Wolkenstein Jon A | Director | A | USLM Common Stock | 1403 | $99.81 | 2,903.0000 | 28,719,000 | 93.53% | 0.00% |
| May 2, 2025 | CARDIN RICHARD W | Director | A | USLM Common Stock | 1403 | $99.81 | 15,733.0000 | 28,719,000 | 9.79% | 0.00% |
| May 2, 2025 | Duhe Sandra C | Director | A | USLM Common Stock | 1403 | $99.81 | 2,460.0000 | 28,719,000 | 132.73% | 0.00% |
| May 2, 2025 | DOUMET ANTOINE M | Director | A | Stock Option (right to buy) | 3809 | $99.81 | 3,809.0000 | 28,719,000 | 9999.99% | 0.01% |
| May 2, 2025 | Hawkins Tom S Jr | Director | A | USLM Common Stock | 1403 | $99.81 | 10,343.0000 | 28,719,000 | 15.69% | 0.00% |
| May 2, 2025 | Weirich Lila R | Director | A | USLM Common Stock | 1403 | $99.81 | 2,903.0000 | 28,719,000 | 93.53% | 0.00% |
| March 3, 2025 | DOUMET ANTOINE M | Director | M | Stock Option (right to buy) | 12000 | $13.34 | 0.0000 | 28,688,371 | 100.00% | 0.04% |
| March 3, 2025 | DOUMET ANTOINE M | Director | M | USLM Common Stock | 12000 | $13.34 | 98,000.0000 | 28,688,371 | 13.95% | 0.04% |
| Feb. 24, 2025 | Duhe Sandra C | Director | S | USLM Common Stock | 3157 | $94.61 | 2,128.0000 | 28,688,371 | 59.74% | 0.01% |
| Feb. 6, 2025 | Stone Timothy Wade | Vice President | G | USLM Common Stock | 40 | $0.00 | 5,076.0000 | 28,688,371 | 0.78% | 0.00% |
| Feb. 3, 2025 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 116 | $110.47 | 6,194.0000 | 28,688,371 | 1.84% | 0.00% |
| Feb. 3, 2025 | Wiedemer Michael L | Vice President | A | USLM Common Stock | 426 | $110.47 | 6,620.0000 | 28,688,371 | 6.88% | 0.00% |
| Feb. 2, 2025 | O'Neill Nathan | Vice President | F | USLM Common Stock | 208 | $110.58 | 7,672.0000 | 28,688,371 | 2.64% | 0.00% |
| Feb. 3, 2025 | O'Neill Nathan | Vice President | F | USLM Common Stock | 124 | $110.47 | 7,548.0000 | 28,688,371 | 1.62% | 0.00% |
| Feb. 3, 2025 | O'Neill Nathan | Vice President | A | USLM Common Stock | 426 | $110.47 | 7,974.0000 | 28,688,371 | 5.64% | 0.00% |
| Feb. 2, 2025 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 192 | $110.58 | 4,883.0000 | 28,688,371 | 3.78% | 0.00% |
| Feb. 3, 2025 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 103 | $110.47 | 4,780.0000 | 28,688,371 | 2.11% | 0.00% |
| Feb. 3, 2025 | Stone Timothy Wade | Vice President | A | USLM Common Stock | 336 | $110.47 | 5,116.0000 | 28,688,371 | 7.03% | 0.00% |
| Feb. 2, 2025 | Gagnon John J | Vice President | F | USLM Common Stock | 178 | $110.58 | 6,032.0000 | 28,688,371 | 2.87% | 0.00% |
| Feb. 3, 2025 | Gagnon John J | Vice President | A | USLM Common Stock | 210 | $110.47 | 6,139.0000 | 28,688,371 | 3.54% | 0.00% |
| Feb. 3, 2025 | Gagnon John J | Vice President | F | USLM Common Stock | 103 | $110.47 | 5,929.0000 | 28,688,371 | 1.71% | 0.00% |
| Feb. 2, 2025 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 200 | $110.58 | 6,310.0000 | 28,688,371 | 3.07% | 0.00% |
| Dec. 27, 2024 | 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 | BYRNE TIMOTHY W | President & CEO | A | USLM Common Stock | 47500 | $132.74 | 125,957.0000 | 28,727,000 | 60.54% | 0.17% |
| Dec. 10, 2024 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 80 | $0.00 | 8,940.0000 | 28,727,000 | 0.89% | 0.00% |
| Dec. 10, 2024 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 60 | $0.00 | 9,020.0000 | 28,727,000 | 0.66% | 0.00% |
| Dec. 10, 2024 | Hawkins Tom S Jr | Director | G | USLM Common Stock | 80 | $0.00 | 8,940.0000 | 28,727,000 | 0.90% | 0.00% |
| Nov. 20, 2024 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 992 | $141.00 | 103,050.0000 | 28,727,000 | 0.95% | 0.00% |
| Nov. 19, 2024 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 22261 | $141.73 | 125,004.0000 | 28,727,000 | 15.12% | 0.08% |
| Nov. 19, 2024 | BYRNE TIMOTHY W | President & CEO | G | USLM Common Stock | 450 | $141.59 | 147,265.0000 | 28,727,000 | 0.30% | 0.00% |
| Nov. 12, 2024 | O'Neill Nathan | Vice President | S | USLM Common Stock | 1750 | $139.73 | 7,880.0000 | 28,727,000 | 18.17% | 0.01% |
| Nov. 1, 2024 | Wolkenstein Jon A | Director | A | USLM Common Stock | 1500 | $108.46 | 1,500.0000 | 28,727,000 | 9999.99% | 0.01% |
| Nov. 1, 2024 | Weirich Lila R | Director | A | USLM Common Stock | 1500 | $108.46 | 1,500.0000 | 28,727,000 | 9999.99% | 0.01% |
| Aug. 22, 2024 | CARDIN RICHARD W | Director | S | USLM Common Stock | 12000 | $77.88 | 14,300.0000 | 28,698,000 | 45.63% | 0.04% |
| June 5, 2024 | 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 | 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 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 4663 | $335.78 | 33,106.0000 | 28,623,000 | 12.35% | 0.02% |
| June 7, 2024 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 200 | $330.32 | 29,543.0000 | 28,623,000 | 0.67% | 0.00% |
| June 6, 2024 | 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 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 612 | $330.12 | 29,768.0000 | 28,623,000 | 2.01% | 0.00% |
| May 7, 2024 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | BYRNE TIMOTHY W | President & CEO | M | Stock Option (right to buy) | 2500 | $129.02 | 0.0000 | 28,623,000 | 100.00% | 0.01% |
| May 2, 2024 | Duhe Sandra C | Director | A | USLM Common Stock | 600 | $326.68 | 1,057.0000 | 28,623,000 | 131.29% | 0.00% |
| May 2, 2024 | CARDIN RICHARD W | Director | A | USLM Common Stock | 600 | $326.68 | 5,266.0000 | 28,623,000 | 12.86% | 0.00% |
| May 2, 2024 | Hawkins Tom S Jr | Director | A | USLM Common Stock | 600 | $326.68 | 1,800.0000 | 28,623,000 | 50.00% | 0.00% |
| May 2, 2024 | DOUMET ANTOINE M | Director | A | Stock Option (right to buy) | 1800 | $326.68 | 1,800.0000 | 28,623,000 | 9999.99% | 0.01% |
| March 13, 2024 | Stone Timothy Wade | Vice President | G | USLM Common Stock | 20 | $293.15 | 1,015.0000 | 28,533,380 | 1.93% | 0.00% |
| March 14, 2024 | Duhe Sandra C | Director | S | USLM Common Stock | 427 | $291.02 | 457.0000 | 28,533,380 | 48.30% | 0.00% |
| Feb. 14, 2024 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 3674 | $259.33 | 32,381.0000 | 28,533,380 | 10.19% | 0.01% |
| Feb. 15, 2024 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 100 | $261.27 | 29,764.0000 | 28,533,380 | 0.33% | 0.00% |
| Feb. 15, 2024 | 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 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 1473 | $259.11 | 30,165.0000 | 28,533,380 | 4.66% | 0.01% |
| Feb. 14, 2024 | BYRNE TIMOTHY W | President & CEO | S | USLM Common Stock | 743 | $260.56 | 31,638.0000 | 28,533,380 | 2.29% | 0.00% |
| Feb. 9, 2024 | DOUMET ANTOINE M | Director | M | Stock Option (right to buy) | 2400 | $54.31 | 0.0000 | 28,533,380 | 100.00% | 0.01% |
| Feb. 9, 2024 | DOUMET ANTOINE M | Director | M | USLM Common Stock | 2400 | $54.31 | 17,200.0000 | 28,533,380 | 16.22% | 0.01% |
| Feb. 3, 2024 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 23 | $250.02 | 1,062.0000 | 28,533,380 | 2.12% | 0.00% |
| Feb. 2, 2024 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 40 | $250.02 | 1,085.0000 | 28,533,380 | 3.56% | 0.00% |
| Feb. 2, 2024 | Wiedemer Michael L | Vice President | A | USLM Common Stock | 240 | $250.02 | 1,302.0000 | 28,533,380 | 22.60% | 0.00% |
| Feb. 2, 2024 | Wiedemer Michael L | Vice President | A | USLM Common Stock | 240 | $250.02 | 1,302.0000 | 28,533,380 | 22.60% | 0.00% |
| Feb. 3, 2024 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 20 | $250.02 | 1,035.0900 | 28,533,380 | 1.90% | 0.00% |
| Feb. 2, 2024 | Stone Timothy Wade | Vice President | A | USLM Common Stock | 210 | $250.02 | 1,055.0900 | 28,533,380 | 24.85% | 0.00% |
| Feb. 2, 2024 | Stone Timothy Wade | Vice President | F | USLM Common Stock | 17 | $250.02 | 845.0900 | 28,533,380 | 1.97% | 0.00% |
| Feb. 2, 2024 | Gagnon John J | Vice President | A | USLM Common Stock | 150 | $250.02 | 1,242.0000 | 28,533,380 | 13.74% | 0.00% |
| Feb. 3, 2024 | Gagnon John J | Vice President | F | USLM Common Stock | 20 | $250.02 | 1,092.0000 | 28,533,380 | 1.80% | 0.00% |
| Feb. 2, 2024 | Gagnon John J | Vice President | F | USLM Common Stock | 39 | $250.02 | 1,112.0000 | 28,533,380 | 3.39% | 0.00% |
| Feb. 2, 2024 | O'Neill Nathan | Vice President | A | USLM Common Stock | 240 | $250.02 | 1,926.0000 | 28,533,380 | 14.23% | 0.00% |
| Feb. 3, 2024 | O'Neill Nathan | Vice President | F | USLM Common Stock | 24 | $250.02 | 1,686.0000 | 28,533,380 | 1.40% | 0.00% |
| Feb. 2, 2024 | O'Neill Nathan | Vice President | F | USLM Common Stock | 41 | $250.02 | 1,710.0000 | 28,533,380 | 2.34% | 0.00% |
| Feb. 2, 2024 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 40 | $250.02 | 1,085.0000 | 28,533,380 | 3.56% | 0.00% |
| Feb. 3, 2024 | Wiedemer Michael L | Vice President | F | USLM Common Stock | 23 | $150.02 | 1,062.0000 | 28,533,380 | 2.12% | 0.00% |
| Dec. 29, 2023 | 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 | 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 | 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 | 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 | BYRNE TIMOTHY W | President & CEO | F | USLM Common Stock | 4918 | $230.35 | 37,617.0000 | 28,560,000 | 11.56% | 0.02% |