USLM insider trading

NasdaqGS Basic Materials

UNITED STATES LIME & MINERALS INC — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades
393
Last 90 days
10
Buys / sells
5% / 39%
Market cap
$3.19B

About UNITED STATES LIME & MINERALS INC

United States Lime & Minerals, Inc. manufactures and supplies lime and limestone products in the United States. It extracts limestone from open-pit quarries and an underground mine, and processes it as pulverized limestone, quicklime, hydrated lime, and lime slurry. The company supplies its products primarily to the construction customers, including highway, road, and building contractors; industrial customers, such as paper and glass manufacturers; environmental customers comprising municipal sanitation and water treatment facilities, and flue gas treatment processes; oil and gas services companies; roof shingle manufacturers; and poultry producers. In addition, the company has various royalty interests with respect to oil and gas rights in natural gas wells located in Johnson County, Texas in the Barnett Shale Formation. The company was incorporated in 1950 and is headquartered in Dallas, Texas. United States Lime & Minerals, Inc. is a subsidiary of Inberdon Enterprises Ltd.

Company website: www.uslm.com

USLM insider activity at a glance

FilingIQ has scored 393 insider transactions for USLM since Nov 9, 2015. The most recent filing in our index is dated May 1, 2026.

Across the full history, 21 open-market purchases and 154 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on USLM insider trades is 58.4/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

Latest USLM Form 4 filings

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for USLM?
FilingIQ tracks 393 Form 4 insider transactions for USLM (UNITED STATES LIME & MINERALS INC), covering filings from Nov 9, 2015 onwards. 10 of those were filed in the last 90 days.
Are USLM insiders net buyers or net sellers?
Across the full Form 4 history for USLM, 21 transactions (5%) were open-market purchases and 154 (39%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does USLM insider data come from?
Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is USLM in?
UNITED STATES LIME & MINERALS INC (USLM) is classified in the Basic Materials sector, specifically Building Materials, with a current market capitalisation of $3.19B.

Methodology & sources

Every USLM insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.