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CIK 0000082020 · Large accelerated filer

UNITED STATES LIME & MINERALS INC

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Ticker
USLM
Exchange
Nasdaq
Industry
Mining & Quarrying of Nonmetallic Minerals (No Fuels)
FY end
Dec 31
Incorporated
TX
Entity type
operating
EIN
750789226
Phone
972-991-8400
Business address
5429 LBJ FREEWAY, SUITE 230, DALLAS, TX, 75240
Former names
SCOTTISH HERITABLE INC
Open-market buys, last 90 days
$2,200,000
in 1 filing
Open-market sales, last 90 days
$7,180,812
in 2 filings

Net −$4,980,812. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-11-10 BYRNE TIMOTHY W President & CEO Sale −1,534 $119.93 $184K 113,207
2026-11-10 BYRNE TIMOTHY W President & CEO Sale −40,466 $118.54 $4.8M 72,741
2026-09-09 Candou Holdings Ltd. 10% owner Purchase +20,000 $110.00 $2.2M 17,673,780
2026-09-09 DOUMET ANTOINE M Director Sale −20,000 $110.00 $2.2M 90,000
2026-05-01 Hawkins Tom S Jr Director Grant or award +1,273 $110.00 $140K 11,356
2026-05-01 Wolkenstein Jon A Director Grant or award +1,273 $110.00 $140K 4,176
2026-05-01 Weirich Lila R Director Grant or award +1,273 $110.00 $140K 4,176
2026-05-01 Duhe Sandra C Director Grant or award +1,273 $110.00 $140K 3,527
2026-05-01 DOUMET ANTOINE M Director Grant or award · Stock Option (right to buy) +3,405 $110.00 $375K 3,405
2026-05-01 CARDIN RICHARD W Director Grant or award +1,273 $110.00 $140K 17,006
2026-05-01 DOUMET ANTOINE M Director Option exercise · Stock Option (right to buy) +3,405 $110.00 $375K 3,405
2026-03-17 DOUMET ANTOINE M Director Option exercise +12,000 $10.71 $129K 110,000
2026-03-17 DOUMET ANTOINE M Director Option exercise · Stock Option (right to buy) −12,000 $10.71 $129K 0
2026-03-03 Duhe Sandra C Director Sale −1,277 $120.45 $154K 2,254
2026-02-03 Wiedemer Michael L Vice President Shares withheld for taxes −165 $118.13 $19K 6,360
2026-02-03 Stone Timothy Wade Vice President Shares withheld for taxes −136 $118.13 $16K 4,840
2026-02-03 O'Neill Nathan Vice President Shares withheld for taxes −166 $118.13 $20K 7,703
2026-02-03 Gagnon John J Vice President Shares withheld for taxes −123 $118.13 $15K 5,941
2026-02-02 Wiedemer Michael L Vice President Shares withheld for taxes −95 $123.61 $12K 6,525
2026-02-02 Wiedemer Michael L Vice President Grant or award +426 $123.61 $53K 6,786

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