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Timothy Byrne

Timothy Byrne

President and Chief Executive Officer at UNITED STATES LIME & MINERALS
CEO
Executive
Board

About Timothy Byrne

Timothy W. Byrne, age 67, is President and CEO of United States Lime & Minerals, Inc. (USLM) and has served as a director since 1991; he rejoined USLM as CEO on December 8, 2000 after earlier service as CEO in 1997–1998 and prior roles including SVP/CFO and VP Finance & Administration (1990–1998). He is a past president of the National Lime Association, and the board cites his 30+ years of operational and financial experience in the lime industry as core credentials . In 2024, USLM’s TSR surged 188.9% YoY, with EBITDA up 36.9% YoY to $160.8M and net income up 46.0% YoY to $108.8M, aligning pay and performance emphasis around EBITDA and shareholder returns .

Past Roles

OrganizationRoleYearsStrategic Impact
United States Lime & Minerals, Inc.President & CEO2000–present (rejoined Dec 8, 2000)Led modernization, expansions, succession planning focus; board credits leadership for share price increase and strategic success .
United States Lime & Minerals, Inc.President & CEO1997–1998Executive leadership during prior stint as CEO .
United States Lime & Minerals, Inc.SVP & CFO; VP Finance & Administration; other positions1990–1998Finance and operations leadership; deep institutional knowledge .
Internet services and communications companyPresidentpre-2000 (between 1998–2000)Strategy, marketing, technology leadership experience outside USLM .

External Roles

OrganizationRoleYearsStrategic Impact
National Lime AssociationPast Presidentn/aIndustry leadership and policy engagement .

Fixed Compensation

YearBase Salary ($)YoY Increase (%)Notes
2024555,000 4.7% Minimum salary under Employment Agreement; reviewed annually .
2025575,000 3.6% Effective Jan 1, 2025 .
  • Perquisites: country club membership, company automobile, 401(k) and standard employee benefits; business expense reimbursement .
  • Clawback: compensation recovery policy adopted Nov 15, 2023 (effective Dec 1, 2023; retroactive to Oct 2, 2023) covering incentive pay tied to financial metrics, stock price, or TSR in the event of a restatement .

Performance Compensation

Annual Cash Bonus – EBITDA Schedule and Outcome

Performance YearMetricThresholds and Payout ScheduleResultEBITDA Bonus Paid ($)Discretionary Bonus ($)
2024EBITDA$200k @ $38M; $250k @ $41M; $300k @ $44M; max greater of $460k or base salary if ≥$50M Exceeded $50M EBITDA 555,000 300,000
2025EBITDA (Opportunity)$250k @ $100M; $350k @ $110M; $450k @ $115M; max greater of $555k or base salary if ≥$120M (max $575k for 2025) n/an/an/a
  • The compensation committee may also award a discretionary bonus; Byrne received $300,000 for 2024 based on subjective performance factors (succession, human capital, projects, cost savings, acquisitions, ESG) .

Equity Awards – Structure and 2024 Grants

Grant DateTypeShares GrantedVestingGrant-Date Fair Value ($)
12/31/2024Restricted Stock47,500 100% on 12/31/2025 6,305,150
  • Equity mix shifted away from options: Byrne’s Employment Agreement eliminates the right to receive annual stock options and sets a minimum annual grant of 47,500 restricted shares, vesting after one year; final-year grant vests immediately upon termination of all relationships with USLM (employee, consultant, or director) .
  • Company-wide, the 2001 plan was amended in 2024 to increase share reserve; as of Mar 14, 2025, 832,425 shares remained for future grants; as of Dec 31, 2024, 837,225 remained .

Option Awards – Outstanding and Vesting Milestones (as of 12/31/2024)

Exercisable (#)Unexercisable (#)Exercise Price ($/sh)ExpirationVesting Note
25,00012,50046.0712/29/2033The unexercisable tranche vests 100% on 6/29/2025 .
12,50028.1512/30/2032Already exercisable .

2024 Liquidity Events (Potential Selling Pressure Signals)

TypeSharesValue Realized ($)
Options exercised62,5002,975,800
Stock awards vested62,5008,473,750
  • Upcoming supply catalysts: 47,500 restricted shares vest on 12/31/2025; 12,500 options vest on 6/29/2025 .

Equity Ownership & Alignment

HolderBeneficial Ownership (Shares)% of ClassNotes
Timothy W. Byrne163,457 <1% Includes 37,500 options exercisable within 60 days and 47,500 unvested restricted shares .
Shares Outstanding (Record Date 3/14/2025)28,620,799 For % calculation context.
  • Ownership guidelines: Byrne must hold unhedged USLM shares equal in market value to at least 2x base salary at all times; includes unvested restricted shares and immediate family/trust holdings; if below threshold (e.g., salary increases or price declines), he must retain sufficient award shares to restore compliance .
  • Hedging and pledging: Company policy prohibits short selling and hedging (options, swaps, collars, exchange funds) and includes prohibitions on pledging; additional blackout and preclearance rules for Section 16 insiders and designated persons; Rule 10b5-1 plans permitted under policy exceptions .
  • Concentrated control context: Inberdon Enterprises Ltd., indirectly owned by George M. Doumet (brother of Chairman Antoine M. Doumet), owns 61.68% of USLM, creating a controlled-company dynamic relevant to governance and liquidity considerations .

Employment Terms

TermDetails
Agreement TermEffective Jan 1, 2025 through Dec 31, 2028; auto-renews for successive one-year periods unless either party gives ≥1 year notice .
Base SalaryMinimum $555,000; reviewed annually .
Annual Bonus (Objective)EBITDA-based schedule with max equal to base salary if threshold achieved (e.g., 2025 max $575,000 at ≥$120M EBITDA) .
Annual EquityAt least 47,500 restricted shares granted on last business day of each year; one-year vest; final-year grant vests upon earlier termination of all roles with USLM .
Severance – No CICInvoluntary termination without cause: 2x last full-year “reportable taxable income” (estimated $21,430,090 as of 12/31/2024) .
Severance – With CICVoluntary termination within 6 months post-CIC or involuntary without cause within 1 year post-CIC: 3x last full-year “reportable taxable income” (estimated $32,145,136), subject to 280G cap; accelerated vesting value estimated at $6,305,150 .
Other TermsCountry club membership; company auto; 401(k) and benefits; reimbursement; confidentiality, non-compete, non-solicitation; subject to compensation recovery (clawback) policy .

Estimated Potential Payments (as of 12/31/2024)

ScenarioSeverance ($)Accelerated Vesting ($)
Involuntary termination without cause (no CIC timing)21,430,090
Termination within CIC window (as defined)32,145,136 (subject to 280G limits) 6,305,150

Board Governance

  • Role and Service: Byrne is a director since 1991; he is not independent under Nasdaq rules (CEO) .
  • Leadership structure: USLM separates Chairman and CEO roles; Chairman is independent director Antoine M. Doumet; executive committee is composed of Doumet (chair) and Byrne .
  • Attendance and cadence: In 2024, the board met 7 times; Byrne and all directors attended at least 75% of board and committee meetings; independent directors hold executive sessions each quarter .
  • Committees (2024): Audit (Hawkins chair, Cardin, Wolkenstein, Duhé); Compensation (Cardin chair, Doumet, Hawkins, Duhé); Nominating & Governance (Doumet chair, Cardin, Hawkins, Duhé, Weirich); Executive (Doumet chair, Byrne) .
  • Related party oversight: Audit committee reviews/approves related-party transactions (including with Inberdon) under written policies; considers arm’s-length terms and best interests of all shareholders .

Say-on-Pay & Shareholder Feedback

  • Frequency: Annual advisory vote on executive compensation .
  • Committee perspective: The compensation committee considered the favorable outcome of prior shareholder advisory votes and made no major changes to program design on that basis .

Compensation Committee Analysis

  • Independence and composition: Compensation committee comprises independent directors Cardin (chair), Doumet, Hawkins, and Duhé .
  • Consultant use: The committee has not engaged an outside compensation consultant; compares broadly to non-durable manufacturing peers as appropriate .
  • Pay-for-performance emphasis: Committee states 2024 CEO compensation was ~76% stock-based and 17% performance-based; non-CEO NEOs had 28–33% performance-based mixes .

Performance & Track Record (Pay vs Performance context)

Metric202220232024
USLM Total Shareholder Return (index)158.81 260.97 753.94
Net Income ($000s)45,429 74,549 108,839
EBITDA ($000s)78,999 117,449 160,844
CEO Compensation Actually Paid ($)4,293,399 7,552,783 15,582,727
  • 2024 YoY changes: TSR +188.9%; Net Income +46.0%; EBITDA +36.9%; CEO Compensation Actually Paid +106.3% .
  • Strategic priorities used in qualitative assessments: succession planning, human capital development, modernization, expansion & development projects, cost savings/efficiencies, acquisitions, ESG/sustainability .

Compensation Peer Group (for TSR benchmarking)

  • Peer TSR index includes Eagle Materials, Mineral Technologies, and Summit Materials .

Related Party Transactions and Control

  • Ownership concentration: Inberdon Enterprises Ltd. holds 61.68% of shares outstanding; all Inberdon shares are indirectly owned by George M. Doumet (brother of Chairman Antoine M. Doumet) .
  • Governance mitigants: Independent audit committee pre-approves any related-party transactions under formal policies; board maintains split Chair/CEO structure .

Risk Indicators & Red Flags

  • Hedging/pledging: Prohibited by insider trading policy (mitigates misalignment/forced selling risk); 10b5-1 permitted with constraints .
  • Parachute magnitude: CIC severance based on multiples of taxable income (not salary/bonus) with estimated $32.1M exposure, subject to 280G caps (material shareholder dilution/cash outflow risk in a transaction) .
  • Option repricing/gross-ups: No repricing disclosed; no tax gross-ups disclosed; clawback policy in place .

Compensation Structure Observations

  • Shift to time-based RSUs and away from options: Employment Agreement removed annual option grants and set minimum RSU grants; committee cited desire to normalize overall compensation after substantial stock price appreciation and to sustain long-term alignment .
  • Objective metric tightening: 2025 EBITDA bonus thresholds raised substantially (e.g., max at ≥$120M EBITDA) versus 2024 schedule (max at ≥$50M EBITDA), reflecting business scale-up .
  • At-risk pay mix: High stock-based component for CEO (76% in 2024), enhancing long-term alignment, but with immediate one-year vesting cadence that can create annual liquidity events .

Director Service, Roles, and Independence (Byrne as Director)

  • Board Service: Director since 1991; only officer on the board .
  • Committee Roles: Member of the executive committee (with independent Chairman); not on audit, compensation, or nominating committees .
  • Independence: Not independent (as CEO); practice is to separate Chair/CEO .
  • Attendance: ≥75% of meetings in 2024; board met 7 times; all directors attended 2024 annual meeting .
  • Director Compensation: Employee directors do not receive non-employee director retainers/awards; non-employee schedule disclosed for context .

Investment Implications

  • Alignment: Byrne’s pay structure ties cash bonuses to EBITDA and maintains high equity exposure (minimum 47,500 RSUs annually), with ownership guidelines and hedging/pledging prohibitions enhancing alignment and reducing adverse trading behaviors .
  • Overhang and supply: One-year RSU vesting cadence and option vesting (12.5k on 6/29/25; 47.5k RSUs on 12/31/25) create identifiable windows of potential insider selling pressure, though policy constraints and ownership requirements temper risk .
  • Retention and succession: Agreement extends tenure through 2028 with automatic renewals; strong severance/CIC protection reduces voluntary departure risk but increases transaction costs in a change-of-control .
  • Governance: Split Chair/CEO structure, majority independent board, robust RPT oversight and clawback policy mitigate governance concerns despite controlled-company dynamics via Inberdon .
  • Performance backdrop: Exceptional 2024 TSR and profitability gains support pay outcomes and signal sustained operational momentum; 2025 bonus thresholds reflect confidence in higher baseline performance levels .