United States Lime & Minerals Inc (USLM) Insider Ownership

Historic Insider Ownership Trends

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Enterprises Ltd Inberdon 3,530,756 0 14 Dec, 2021
Timothy W Byrne President Ceo 114,741 0 02 Jan, 2026
Antoine M Doumet 110,000 0 18 Mar, 2026
Antoine M Doumet 98,000 0 05 Mar, 2025
Bill Hughes 26,188 0 08 May, 2023
Richard W Cardin 15,733 0 05 May, 2025
Tom S Jr Hawkins 10,083 180 05 Dec, 2025
Russell W Riggs Vice President 9,128 0 06 Feb, 2023
Nathan O'Neill Vice President 8,129 0 04 Feb, 2026
Michael L Wiedemer Vice President 6,786 0 04 Feb, 2026
John J Gagnon Vice President 6,151 0 04 Feb, 2026
Timothy Wade Stone Vice President 5,176 0 04 Feb, 2026
Ray M Harlin 4,000 0 03 May, 2022
Jon A Wolkenstein 2,903 0 05 May, 2025
Lila R Weirich 2,903 0 05 May, 2025
Sandra C Duhe 2,254 0 04 Mar, 2026
Edward A Odishaw 800 0 03 May, 2022

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
17 Mar, 2026 Antoine M Doumet USLM Common Stock A 12,000 $10.71 110,000 D M
17 Mar, 2026 Antoine M Doumet Stock Option (right to buy) D 12,000 $10.71 0 D M
03 Mar, 2026 Sandra C Duhe USLM Common Stock D 1,277 $120.45 2,254 D S
02 Feb, 2026 Michael L Wiedemer USLM Common Stock D 95 $123.61 6,525 D F
02 Feb, 2026 Timothy Wade Stone USLM Common Stock D 100 $123.61 4,976 D F
02 Feb, 2026 John J Gagnon USLM Common Stock D 75 $123.61 6,064 D F
02 Feb, 2026 Nathan O'Neill USLM Common Stock D 105 $123.61 7,869 D F
03 Feb, 2026 Nathan O'Neill USLM Common Stock D 166 $118.13 7,703 D F
03 Feb, 2026 Michael L Wiedemer USLM Common Stock D 165 $118.13 6,360 D F
03 Feb, 2026 Timothy Wade Stone USLM Common Stock D 136 $118.13 4,840 D F
03 Feb, 2026 John J Gagnon USLM Common Stock D 123 $118.13 5,941 D F
02 Feb, 2026 Michael L Wiedemer USLM Common Stock A 426 $123.61 6,786 D A
02 Feb, 2026 John J Gagnon USLM Common Stock A 210 $123.61 6,151 D A
02 Feb, 2026 Timothy Wade Stone USLM Common Stock A 336 $123.61 5,176 D A
02 Feb, 2026 Nathan O'Neill USLM Common Stock A 426 $123.61 8,129 D A
31 Dec, 2025 Timothy W Byrne USLM Common Stock D 18,691 $119.74 67,241 D F
31 Dec, 2025 Timothy W Byrne USLM Common Stock A 47,500 $119.74 114,741 D A
04 Dec, 2025 Tom S Jr Hawkins USLM Common Stock D 80 $0.00 10,183 D G
04 Dec, 2025 Tom S Jr Hawkins USLM Common Stock D 100 $0.00 10,083 D G
04 Dec, 2025 Tom S Jr Hawkins USLM Common Stock A 100 $0.00 180 I G