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UNITED STATES LIME & MINERALS INC

USLM Net selling
CIK 0000082020 #1625 in the set updated 17 Sep 2026
Bought (120 mo)
$8.91M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$30.88M
$0.00 on a plan · $1.33M straight out of an exercise
Sold at will
$29.55M
142 of 157 sales
Net
−$21.97M
−$20.64M against sales at will

By person

19 insiders · 194 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
BYRNE TIMOTHY W
President & CEO
—
$25.00M (107)
−$25.00M
121,586
0.4238%
$13.37M
−24.3%
INBERDON ENTERPRISES LTD entity
10% owner
$6.65M (3)
—
+$6.65M
3,530,756
12.31%
$388.38M
+1.5%
DOUMET ANTOINE M
Director
—
$2.35M (2)
−$2.35M
90,000
0.3137%
$9.90M
+27.1%
Candou Holdings Ltd. entity
10% owner
$2.20M (1)
—
+$2.20M
17,673,780
61.61%
$1.94B
+0.1%
CARDIN RICHARD W
Director
—
$1.48M (13)
−$1.48M
17,006
0.0593%
$1.87M
−38.5%
Duhe Sandra C
Director
$241.25 (2)
$683.74K (4)
−$683.50K
3,527
0.0123%
$387.97K
−16.6%
ODISHAW EDWARD A
Director
—
$471.78K (9)
−$471.78K
800
0.0028%
$88.00K
0.0%
HUGHES BILL
Director
—
$390.78K (13)
−$390.78K
26,188
0.0913%
$2.88M
+4.4%
O'Neill Nathan
Vice President
—
$361.21K (3)
−$361.21K
7,703
0.0269%
$847.33K
−21.0%
OWENS M MICHAEL
Vice President
—
$101.98K (4)
−$101.98K
8,002
0.0279%
$880.22K
−17.6%
Stone Timothy Wade
Vice President
$56.61K (13)
$16.54K (1)
+$40.07K
4,840
0.0169%
$532.40K
+24.7%
Leymeister David
Vice President
—
$24.71K (1)
−$24.71K
2,498
0.0087%
$274.78K
−11.7%
Hawkins Tom S Jr
Director
—
—
—
11,536
0.0402%
$1.27M
+60.2%
Riggs Russell W
Vice President
—
—
—
9,128
0.0318%
$1.00M
+24.8%
Wiedemer Michael L
Vice President
—
—
—
6,360
0.0222%
$699.60K
+32.7%
Gagnon John J
Vice President
—
—
—
5,941
0.0207%
$653.51K
+3.1%
Wolkenstein Jon A
Director
—
—
—
4,176
0.0146%
$459.36K
—
Weirich Lila R
Director
—
—
—
4,176
0.0146%
$459.36K
—
HARLIN RAY M
Director
—
—
—
4,000
0.0139%
$440.00K
—

Individual transactions

18
Insider
Date
Role
Action
Shares
Price
Amount
DOUMET ANTOINE M
17 Mar 2026
Director
Exercised, kept
12,000
$10.71
$128.52K
DOUMET ANTOINE M
3 Mar 2025
Director
Exercised, kept
12,000
$13.34
$160.08K
BYRNE TIMOTHY W
7 May 2024
President & CEO
Exercised, kept
5,000
$140.76
$703.80K
BYRNE TIMOTHY W
7 May 2024
President & CEO
Exercised, kept
7,500
$129.02
$967.65K
DOUMET ANTOINE M
9 Feb 2024
Director
Exercised, kept
2,400
$54.31
$130.34K
BYRNE TIMOTHY W
3 Mar 2023
President & CEO
Exercised, kept
7,500
$90.30
$677.25K
DOUMET ANTOINE M
1 Mar 2023
Director
Exercised, kept
2,400
$47.03
$112.87K
DOUMET ANTOINE M
11 Apr 2022
Director
Exercised, kept
2,400
$50.11
$120.26K
DOUMET ANTOINE M
1 Apr 2021
Director
Exercised, kept
2,000
$41.36
$82.72K
BYRNE TIMOTHY W
12 Feb 2021
President & CEO
Exercised, kept
7,500
$77.10
$578.25K
BYRNE TIMOTHY W
10 Nov 2020
President & CEO
Exercised, kept
7,500
$71.00
$532.50K
BYRNE TIMOTHY W
10 Nov 2020
President & CEO
Exercised, kept
7,500
$72.86
$546.45K
DOUMET ANTOINE M
31 Mar 2020
Director
Exercised, kept
2,000
$40.48
$80.95K
DOUMET ANTOINE M
15 Apr 2019
Director
Exercised, kept
2,000
$37.70
$75.40K
BYRNE TIMOTHY W
15 Jun 2018
President & CEO
Exercised, kept
7,500
$61.17
$458.78K
BYRNE TIMOTHY W
15 Jun 2018
President & CEO
Exercised, kept
7,500
$60.11
$450.83K
DOUMET ANTOINE M
15 Mar 2018
Director
Exercised, kept
2,000
$36.53
$73.06K
DOUMET ANTOINE M
18 Apr 2017
Director
Exercised, kept
2,000
$35.95
$71.90K
Show all 194 transactions →

What was left out

Form 4 filings counted 186
Amendments (4/A) skipped 7
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 15
Sales at will 142
Transactions with no price 0
Shares from compensation/vesting 500,701
Sales filed before the plan box existed 97
History held since 4 Nov 2016