Timothy W Byrne

CIK 1204973 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 2, 2026 · Latest: Jan. 2, 2026

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Insider at

Insider transactions

0 buys (P) 4 sells (S) Net: $-4,765,620 + 38 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

38 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Sept. 4, 2025 USLM S 596 $120.76 $71,973 86,432 Direct -0.68% Disposed 1.4% (price as of 2026-08-21)
Sept. 4, 2025 USLM S 11,504 $119.43 $1,373,923 87,208 Direct -11.65% Disposed 2.6% (price as of 2026-08-21)
Sept. 3, 2025 USLM S 1,391 $124.18 $172,734 98,532 Direct -1.39% Disposed -1.3% (price as of 2026-08-21)
Sept. 3, 2025 USLM S 26,034 $120.88 $3,146,990 99,923 Direct -20.67% Disposed 1.3% (price as of 2026-08-21)
Nov. 20, 2024 USLM S 992 $141.00 $139,872 103,050 Direct -0.95% Disposed -13.1% (price as of 2026-08-21)
Nov. 20, 2024 USLM S 20,962 $139.53 $2,924,828 104,042 Direct -16.77% Disposed -12.2% (price as of 2026-08-21)
Nov. 19, 2024 USLM S 22,261 $141.73 $3,155,052 125,004 Direct -15.12% Disposed -13.6% (price as of 2026-08-21)
June 7, 2024 USLM S 200 $330.32 $66,064 29,543 Direct -0.67% Disposed 85.4% (price as of 2026-08-21)
June 6, 2024 USLM S 612 $330.12 $202,033 29,768 Direct -2.01% Disposed 85.5% (price as of 2026-08-21)
June 6, 2024 USLM S 25 $335.54 $8,388 29,743 Direct -0.08% Disposed 82.5% (price as of 2026-08-21)
June 5, 2024 USLM S 590 $340.29 $200,771 30,380 Direct -1.91% Disposed 80.0% (price as of 2026-08-21)
June 5, 2024 USLM S 476 $339.50 $161,602 30,970 Direct -1.51% Disposed 80.4% (price as of 2026-08-21)
June 5, 2024 USLM S 199 $337.92 $67,246 31,446 Direct -0.63% Disposed 81.3% (price as of 2026-08-21)
June 5, 2024 USLM S 1,461 $337.00 $492,357 31,645 Direct -4.41% Disposed 81.8% (price as of 2026-08-21)
June 5, 2024 USLM S 4,663 $335.78 $1,565,742 33,106 Direct -12.35% Disposed 82.4% (price as of 2026-08-21)
Feb. 15, 2024 USLM S 100 $261.27 $26,127 29,764 Direct -0.33% Disposed 134.4% (price as of 2026-08-21)
Feb. 15, 2024 USLM S 301 $259.83 $78,209 29,864 Direct -1.00% Disposed 135.7% (price as of 2026-08-21)
Feb. 15, 2024 USLM S 1,473 $259.11 $381,669 30,165 Direct -4.66% Disposed 136.4% (price as of 2026-08-21)
Feb. 14, 2024 USLM S 743 $260.56 $193,596 31,638 Direct -2.29% Disposed 135.1% (price as of 2026-08-21)
Feb. 14, 2024 USLM S 3,674 $259.33 $952,778 32,381 Direct -10.19% Disposed 136.2% (price as of 2026-08-21)
Feb. 14, 2024 USLM S 1,562 $258.50 $403,777 36,055 Direct -4.15% Disposed 137.0% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 1,317 $215.08 $283,260 26,509 Direct -4.73% Disposed 184.8% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 71 $216.61 $15,379 27,826 Direct -0.25% Disposed 182.8% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 112 $216.09 $24,202 27,897 Direct -0.40% Disposed 183.5% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 238 $215.89 $51,382 28,009 Direct -0.84% Disposed 183.7% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 1,272 $214.93 $273,391 28,247 Direct -4.31% Disposed 185.0% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 681 $215.16 $146,524 29,519 Direct -2.25% Disposed 184.7% (price as of 2026-08-21)
Aug. 23, 2023 USLM S 1,056 $214.01 $225,995 30,200 Direct -3.38% Disposed 186.2% (price as of 2026-08-21)
Aug. 22, 2023 USLM S 34 $208.13 $7,076 31,256 Direct -0.11% Disposed 194.3% (price as of 2026-08-21)
Aug. 22, 2023 USLM S 211 $204.05 $43,055 31,290 Direct -0.67% Disposed 200.2% (price as of 2026-08-21)
Aug. 22, 2023 USLM S 8 $207.48 $1,660 31,501 Direct -0.03% Disposed 195.2% (price as of 2026-08-21)
May 23, 2023 USLM S 35 $188.39 $6,594 31,759 Direct -0.11% Disposed 225.1% (price as of 2026-08-21)
May 23, 2023 USLM S 700 $186.78 $130,746 31,794 Direct -2.15% Disposed 227.9% (price as of 2026-08-21)
May 22, 2023 USLM S 421 $189.02 $79,577 32,494 Direct -1.28% Disposed 224.1% (price as of 2026-08-21)
May 22, 2023 USLM S 577 $190.32 $109,815 32,915 Direct -1.72% Disposed 221.8% (price as of 2026-08-21)
May 22, 2023 USLM S 1,047 $187.16 $195,957 33,492 Direct -3.03% Disposed 227.3% (price as of 2026-08-21)
May 22, 2023 USLM S 1,148 $189.84 $217,936 34,539 Direct -3.22% Disposed 222.7% (price as of 2026-08-21)
May 22, 2023 USLM S 383 $188.30 $72,119 35,687 Direct -1.06% Disposed 225.3% (price as of 2026-08-21)
May 19, 2023 USLM S 35 $186.03 $6,511 36,070 Direct -0.10% Disposed 229.3% (price as of 2026-08-21)
May 19, 2023 USLM S 8 $186.43 $1,491 36,105 Direct -0.02% Disposed 228.6% (price as of 2026-08-21)
May 19, 2023 USLM S 455 $186.93 $85,053 36,113 Direct -1.24% Disposed 227.7% (price as of 2026-08-21)
May 19, 2023 USLM S 992 $187.48 $185,980 36,568 Direct -2.64% Disposed 226.7% (price as of 2026-08-21)
May 19, 2023 USLM S 1,510 $187.39 $282,959 37,560 Direct -3.86% Disposed 226.9% (price as of 2026-08-21)
Nov. 8, 2022 USLM S 961 $130.43 $125,343 28,376 Direct -3.28% Disposed 369.6% (price as of 2026-08-21)
Nov. 8, 2022 USLM S 201 $131.05 $26,341 29,337 Direct -0.68% Disposed 367.4% (price as of 2026-08-21)
Nov. 7, 2022 USLM S 2,236 $128.43 $287,169 29,538 Direct -7.04% Disposed 376.9% (price as of 2026-08-21)
Nov. 7, 2022 USLM S 120 $129.30 $15,516 31,774 Direct -0.38% Disposed 373.7% (price as of 2026-08-21)
Nov. 7, 2022 USLM S 200 $130.76 $26,152 31,894 Direct -0.62% Disposed 368.4% (price as of 2026-08-21)
Nov. 4, 2022 USLM S 400 $131.08 $52,432 32,094 Direct -1.23% Disposed 367.3% (price as of 2026-08-21)
Aug. 17, 2022 USLM S 1,161 $103.65 $120,338 32,494 Direct -3.45% Disposed 491.0% (price as of 2026-08-21)
Aug. 16, 2022 USLM S 300 $106.00 $31,800 33,655 Direct -0.88% Disposed 477.9% (price as of 2026-08-21)
Aug. 16, 2022 USLM S 131 $107.82 $14,124 33,955 Direct -0.38% Disposed 468.1% (price as of 2026-08-21)
Aug. 15, 2022 USLM S 1,557 $108.66 $169,184 34,086 Direct -4.37% Disposed 463.7% (price as of 2026-08-21)
Aug. 15, 2022 USLM S 1,477 $109.58 $161,850 35,643 Direct -3.98% Disposed 459.0% (price as of 2026-08-21)
Dec. 1, 2021 USLM S 1,320 $121.15 $159,918 29,838 Direct -4.24% Disposed 405.6% (price as of 2026-08-21)
Sept. 13, 2021 USLM S 745 $136.94 $102,020 31,158 Direct -2.34% Disposed 347.3% (price as of 2026-08-21)
Sept. 13, 2021 USLM S 1,626 $135.84 $220,876 31,903 Direct -4.85% Disposed 350.9% (price as of 2026-08-21)
Sept. 10, 2021 USLM S 706 $137.01 $96,729 33,529 Direct -2.06% Disposed 347.1% (price as of 2026-08-21)
Sept. 10, 2021 USLM S 986 $136.01 $134,106 34,235 Direct -2.80% Disposed 350.4% (price as of 2026-08-21)
Sept. 9, 2021 USLM S 149 $140.07 $20,870 35,221 Direct -0.42% Disposed 337.3% (price as of 2026-08-21)
Sept. 9, 2021 USLM S 226 $141.06 $31,880 35,370 Direct -0.63% Disposed 334.2% (price as of 2026-08-21)
Sept. 9, 2021 USLM S 1,242 $138.59 $172,129 35,596 Direct -3.37% Disposed 342.0% (price as of 2026-08-21)

Showing latest 100 of 283 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
May 7, 2024 USLM Stock Option (right to buy) USLM Common Stock (2,500) $140.76 Dec. 30, 2032 2,500 Disposed
May 7, 2024 USLM Stock Option (right to buy) USLM Common Stock (2,500) $140.76 Dec. 30, 2032 2,500 Disposed
May 7, 2024 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Disposed
May 7, 2024 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Disposed
May 7, 2024 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Disposed
Dec. 29, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $230.35 Dec. 29, 2033 2,500 Acquired
Dec. 29, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $230.35 Dec. 29, 2033 2,500 Acquired
Dec. 29, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $230.35 Dec. 29, 2033 2,500 Acquired
Aug. 23, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $114.00 Dec. 31, 2030 2,500 Disposed
Aug. 23, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $114.00 Dec. 31, 2030 2,500 Disposed
Aug. 23, 2023 USLM Stock Option (right to buy) USLM Common Stock (2,500) $114.00 Dec. 31, 2030 2,500 Disposed
March 3, 2023 USLM Stock Option (right to buy) USLM Common Stock (7,500) $90.30 Dec. 31, 2029 7,500 Disposed
Dec. 30, 2022 USLM Stock Option (right to buy) USLM Common Stock (2,500) $140.76 Dec. 30, 2032 2,500 Acquired
Dec. 30, 2022 USLM USLM Common Stock USLM Common Stock (2,500) $140.76 Dec. 30, 2032 2,500 Acquired
Dec. 30, 2022 USLM Stock Option (right to buy) USLM Common Stock (2,500) $140.76 Dec. 30, 2032 2,500 Acquired
Dec. 31, 2021 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Acquired
Dec. 31, 2021 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Acquired
Dec. 31, 2021 USLM Stock Option (right to buy) USLM Common Stock (2,500) $129.02 Dec. 31, 2031 2,500 Acquired
Dec. 31, 2020 USLM Stock Option (right to buy) USLM Common Stock (7,500) $114.00 Dec. 31, 2030 7,500 Acquired
Nov. 25, 2020 USLM Stock Option (right to buy) USLM Common Stock (7,500) $75.75 Dec. 31, 2026 7,500 Disposed
Aug. 3, 2020 USLM Stock Option (right to buy) USLM Common Stock (7,500) $54.96 Dec. 31, 2025 7,500 Disposed
Dec. 31, 2019 USLM Stock Option (right to buy) USLM Common Stock (7,500) $90.30 Dec. 31, 2029 7,500 Acquired
Dec. 31, 2019 USLM Stock Option (right to buy) USLM Common Stock (7,500) $90.30 Dec. 31, 2029 7,500 Acquired
Dec. 29, 2017 USLM Stock Option (right to buy) USLM Common Stock (7,500) $77.10 Dec. 29, 2027 7,500 Acquired
Dec. 30, 2016 USLM Stock Option (Right to Buy) USLM Common Stock (7,500) $75.75 Dec. 30, 2026 7,500 Acquired
Dec. 31, 2015 USLM Stock Option (right to buy) USLM Common Stock (7,500) $54.96 Dec. 31, 2025 7,500 Acquired
Dec. 31, 2014 USLM Stock Option (right to buy) USLM Common Stock (7,500) $72.86 Dec. 31, 2024 7,500 Acquired
Nov. 7, 2014 USLM Stock Option (right to buy) USLM Common Stock (7,500) $47.12 Dec. 31, 2022 7,500 Disposed
Dec. 31, 2013 USLM Stock Option (right to buy) USLM Common Stock (7,500) $61.17 Dec. 31, 2023 7,500 Acquired
Aug. 13, 2013 USLM Stock Option (right to buy) USLM Common Stock (7,500) $42.13 Dec. 31, 2020 7,500 Disposed
Dec. 31, 2012 USLM Stock Option (right to buy) USLM Common Stock (7,500) $47.12 Dec. 31, 2022 7,500 Acquired
Dec. 31, 2011 USLM USLM Common Stock USLM Common Stock (7,500) $60.11 Dec. 31, 2021 7,500 Acquired
Oct. 31, 2011 USLM Stock Options (right to buy) USLM Common Stock (7,500) $34.53 Dec. 31, 2019 7,500 Disposed
Oct. 31, 2011 USLM Stock Options (right to buy) USLM Common Stock (7,500) $30.35 Dec. 31, 2017 7,500 Disposed
Dec. 31, 2009 USLM Stock Option (right to buy) USLM Common Stock (7,500) $34.53 Dec. 31, 2019 7,500 Acquired
June 3, 2009 USLM Stock Option (right to buy) USLM Common Stock (7,500) $30.15 Dec. 29, 2016 7,500 Disposed
May 26, 2009 USLM Stock Option (right to buy) USLM Common Stock (7,500) $23.95 Dec. 31, 2018 7,500 Disposed
Dec. 31, 2008 USLM Stock Option (right to buy) USLM Common Stock (7,500) $23.95 Dec. 31, 2018 7,500 Acquired
Aug. 11, 2008 USLM Stock Options (right to buy) USLM Common Stock (30,000) $26.47 Dec. 30, 2015 30,000 Disposed
Dec. 31, 2007 USLM Stock Option (right to buy) USLM Common Stock (7,500) $30.35 Dec. 31, 2008 7,500 Acquired
May 7, 2007 USLM Stock Options (right to buy) USLM Common Stock (20,000) $11.35 Dec. 31, 2014 20,000 Disposed
Dec. 29, 2006 USLM Stock option (right to buy) USLM Common Stock (7,500) $30.15 Dec. 29, 2016 7,500 Acquired
July 31, 2006 USLM Stock Options (right to buy) USLM Common Stock (1,190) $11.35 Dec. 31, 2014 1,190 Disposed
July 31, 2006 USLM Stock Option (right to buy) USLM Common Stock (8,810) $11.35 Dec. 31, 2014 8,810 Disposed
July 31, 2006 USLM Stock Options (right to buy) USLM Common Stock (30,000) $3.26 May 15, 2014 30,000 Disposed
Dec. 30, 2005 USLM Stock Options (right to buy) USLM Common (26,223) $26.47 Dec. 30, 2015 26,223 Acquired
Dec. 30, 2005 USLM Stock Options (right to buy) USLM Common (3,777) $26.47 Dec. 30, 2015 3,777 Acquired
June 13, 2005 USLM Stock Options (right to buy) USLM Common Stock (29,750) $4.94 June 30, 2011 29,750 Disposed
June 13, 2005 USLM Stock Options (right to buy) USLM Common Stock (20,250) $4.31 June 30, 2011 20,250 Disposed
Dec. 31, 2004 USLM Stock Options (right to buy) USLM Common Stock (8,810) $11.35 Dec. 31, 2014 8,810 Acquired
Dec. 31, 2004 USLM Stock Options (right to buy) USLM Common Stock (21,190) $11.35 Dec. 31, 2014 21,190 Acquired
June 18, 2004 USLM Stock Options (right to buy) USLM Common Stock (30,000) $5.50 Feb. 22, 2011 30,000 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

USLM

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2021 $480,000 $650,000 $1,612,750 — $480,000 — — $3,568,689
2020 $460,000 $400,000 $1,425,000 — $460,000 — — $3,078,464
2019 $450,000 $300,000 $1,128,750 — $450,000 — — $2,562,576

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.