USLM

United States Lime & Minerals Inc

Insiders buying nowCIK 82020

United States Lime & Minerals Inc insider trading

Insiders at United States Lime & Minerals Inc have been buying its stock on the open market. The largest purchase in the last 30 days was Candou Holdings Ltd. (10% Owner) buying $2.2M of USLM, filed Sep 11, 2026. Every open-market purchase and sale its officers, directors and 10% owners filed in that time is listed below, each linked to the original Form 4.

Bought on the open market
$2.2M
Sold
Insiders
1
Latest trade
Sep 09, 2026

From SEC filings · last 30 days

Recent USLM insider transactions

  1. Candou Holdings Ltd.10% Owner

    Bought 20,000 sh at $110.00 · Sep 09, 2026

    $2.2M

    Filing

SEC Form 4 data, Q3 2024 to Q2 2026

USLM insider trading by quarter

Between Jul 01, 2024 and Jun 30, 2026, 4 insiders traded USLM on the open market: 0 purchases and 11 sales worth $12.6M. In the last four quarters alone: 0 purchases and 5 sales ($4.9M), by 2 insiders.

QuarterBoughtSold
Q2 2026
Q1 2026$153.8K1 sale
Q4 2025
Q3 2025$4.8M4 sales
Q2 2025
Q1 2025$298.7K1 sale
Q4 2024$6.5M4 sales
Q3 2024$934.6K1 sale
Largest sale
$3.2M of USLM by Byrne Timothy W (President & CEO · Director) on Nov 19, 2024.

Open-market transactions through Jun 30, 2026most recent first

  • Duhe Sandra C

    Director

    $153.8K

    Mar 03, 2026

    1,277 sh · $120.45

  • Byrne Timothy W

    President & CEO · Director

    $1.4M

    Sep 04, 2025

    11,504 sh · $119.43

  • Byrne Timothy W

    President & CEO · Director

    $72K

    Sep 04, 2025

    596 sh · $120.76

  • Byrne Timothy W

    President & CEO · Director

    $3.1M

    Sep 03, 2025

    26,034 sh · $120.88

  • Byrne Timothy W

    President & CEO · Director

    $172.7K

    Sep 03, 2025

    1,391 sh · $124.18

  • Duhe Sandra C

    Director

    $298.7K

    Feb 24, 2025

    3,157 sh · $94.61

  • Byrne Timothy W

    President & CEO · Director

    $2.9M

    Nov 20, 2024

    20,962 sh · $139.53

  • Byrne Timothy W

    President & CEO · Director

    $139.9K

    Nov 20, 2024

    992 sh · $141.00

  • Byrne Timothy W

    President & CEO · Director

    $3.2M

    Nov 19, 2024

    22,261 sh · $141.73

  • O'Neill Nathan

    Vice President

    $244.5K

    Nov 12, 2024

    1,750 sh · $139.73

  • Cardin Richard W

    Director

    $934.6K

    Aug 22, 2024

    12,000 sh · $77.88

From SEC's quarterly Form 3, 4 and 5 data sets: code P purchases and code S sales of common stock, by the date the trade happened. Where a fund and the people who control it each report the same block, it is counted once. Trades made in the last days of Q2 2026 but filed after it closed arrive with SEC's next quarterly release.

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United States Lime & Minerals Inc is outside the ~660 companies InsiderPulse scans continuously. This page is built from the filings on the live tape and stays up while its insiders are buying. Monitoring, not advice.

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Questions

Are USLM insiders buying or selling?
Between Sep 09, 2026 and Sep 09, 2026, 1 United States Lime & Minerals Inc insider made 1 open-market purchase worth $2.2M and no sales, a net purchase of $2.2M.
How much USLM stock have insiders bought and sold in the last two years?
Between Jul 01, 2024 and Jun 30, 2026, 4 United States Lime & Minerals Inc insiders made no open-market purchases and 11 sales worth $12.6M. In the four quarters to Jun 30, 2026: no purchases and 5 sales ($4.9M). The largest sale was Byrne Timothy W selling $3.2M on Nov 19, 2024.
What was the largest recent USLM insider trade?
Candou Holdings Ltd. (10% Owner) bought $2.2M of USLM stock on Sep 09, 2026 at about $110.00 a share.
When did an insider last buy USLM shares?
The most recent open-market purchase on file is Candou Holdings Ltd. (10% Owner) buying $2.2M on Sep 09, 2026.
Where does USLM insider trading data come from?
From the Form 4 filings United States Lime & Minerals Inc's officers, directors and 10% owners must send the SEC within two business days of a trade. Each row on this page links to its original filing on SEC EDGAR. Share grants and option exercises are kept apart from open-market purchases and sales, because only the latter cost the insider their own money.

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