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David Demski

Director at Alphatec HoldingsAlphatec Holdings
Board

About David Demski

David Demski (age 67) has served on Alphatec Holdings, Inc.’s Board since October 2023. He is a former CEO, President, President/COO, CFO, and director of Globus Medical (2003–Apr 2022) and brings >20 years of medtech operating, finance, and strategic experience; prior roles span founding Cornerstone Capital LBO Fund, VC (Gilo Ventures), COO (Rendall & Associates), international distribution (Domino’s), and audit (Peat, Marwick, Mitchell & Co.). He holds a B.S. in Business Administration from the University of Michigan and an MBA from Stanford GSB; current external board service includes Paragon 28 (NYSE: FNA), and he served on Axonics’ board until its sale to Boston Scientific in Nov 2024.

Past Roles

OrganizationRoleTenureNotes/Impact
Globus MedicalDirector2003–Apr 2022Long-term board tenure in spine-focused medtech.
Globus MedicalChief Executive OfficerAug 2017–Apr 2022Led company as CEO; concurrently President Apr 2019–Apr 2022.
Globus MedicalPresident; President & COO2008–2015Senior operating leadership.
Globus MedicalChief Financial Officer2003–2008Finance leadership.
Globus MedicalPresident, Emerging Technologies2015–2017Innovation/portfolio oversight.
Cornerstone Capital LBO FundFounderPrior to GlobusBoutique leveraged buyout consultancy.
Gilo VenturesVice PresidentPrior to GlobusVC investing experience.
Rendall & AssociatesChief Operating OfficerPrior to GlobusTelecom-focused consulting COO.
Domino’s PizzaRegional/International Distribution ManagementLate 1980sScaled distribution during growth period.
Peat, Marwick, Mitchell & Co.Audit SupervisorEarly careerAccounting/audit credentials.

External Roles

OrganizationRoleTenureCommittees/Impact
Paragon 28 (NYSE: FNA)DirectorCurrentFoot & ankle orthopedic focus.
Axonics (Nasdaq: AXNX)DirectorJan 2021–Nov 2024Service concluded upon sale to Boston Scientific.
Globus MedicalDirector2003–Apr 2022Industry leadership experience.

Education: B.S., University of Michigan; MBA, Stanford Graduate School of Business.

Board Governance

  • Committee assignments: Demski is not listed as a member of the Audit, Compensation, or Nominating & Corporate Governance committees in the 2025 proxy roster.
  • Independence: The Board determined Demski was independent under Nasdaq listing requirements in the 2024 proxy.
  • Attendance: In 2024, no director attended fewer than 100% of Board and applicable committee meetings; Board met 5x, Audit 4x, Nominating 3x, Compensation 3x.
  • Lead Independent Director: Mortimer Berkowitz III (Chair of Nominating) serves as Lead Director.

Fixed Compensation

  • Director compensation framework: Non-employee directors receive an Initial Board Grant ($300,000 RSUs, time-based, vests over 3 years) and an Annual Board Grant ($150,000 RSUs, time-based, typically vests by next annual meeting); cash retainers apply per role.
Retainers (Annual)Member ($)Chair/Lead ($)
Board of Directors45,000 75,000
Audit Committee10,000 20,000
Compensation Committee7,500 15,000
Nominating & Corporate Governance5,000 10,000
2024 Director Compensation (Demski)Amount ($)
Fees Earned or Paid in Cash44,293
Stock Awards (grant date fair value)1,292,302
Total1,336,595
  • YoY context: 2023 total director compensation for Demski was $374,623 (stock awards; no cash reported), reflecting appointment timing and initial grant structure.

Performance Compensation

  • Structure: Alphatec does not disclose performance-based metrics for non-employee director pay; director equity is time-based RSUs.
RSU Grants & Vesting (Demski)Terms
Initial Board Grant$300,000 RSUs; vests in 3 equal annual installments from grant date, contingent on continued Board service.
Annual Board Grant$150,000 RSUs; for incumbents, granted at annual meeting; vests by next annual meeting or upon death/resignation (pro rata).
Consulting RSUs126,051 RSUs for consulting services under 4-year Master Consulting Services Agreement; vest 25% on each June 30 of 2025, 2026, 2027, 2028; if terminated before June 30, 2028, unvested RSUs vest pro rata based on days elapsed since prior June 30.

Pay-for-performance metrics (Total revenue, Adjusted EBITDA, Adjusted EBITDA margin) apply to executives, not directors.

Other Directorships & Interlocks

CompanyRoleOverlap/Notes
Paragon 28 (NYSE: FNA)DirectorCurrent service; medtech focus in foot & ankle.
Axonics (Nasdaq: AXNX)DirectorJan 2021–Nov 2024; service ended following sale to Boston Scientific.
Globus MedicalDirector; prior CEO/PresidentExtended tenure and C-suite leadership experience in medtech.

Expertise & Qualifications

  • Strategic and operating leadership: CEO/President roles at Globus Medical; CFO and COO experience.
  • Finance/audit: Prior CFO and audit supervisor roles; private equity and venture investing exposure.
  • Industry tenure: >20 years across orthopedic and medical devices; distribution and operations background.
  • Education: B.S. (Michigan), MBA (Stanford GSB).

Equity Ownership

MeasureValue
Beneficial Ownership (Apr 16, 2025)272,540 shares; <1% outstanding; includes 16,747 RSUs vesting within 60 days.
Beneficial Ownership (Apr 17, 2024)150,000 shares; <1% outstanding.
Unvested Stock Awards (Dec 31, 2024)142,798 RSUs outstanding/unvested.
Stock Ownership GuidelinesNon-employee directors: 3.0x cash retainer; time-based RSUs count; stock options and unearned PRSUs do not; 5-year compliance window.

The proxy’s security ownership section does not disclose any pledging for Demski.

Governance Assessment

  • Board effectiveness and engagement: 100% meeting attendance in 2024 indicates strong engagement; Demski is not on core committees, which limits direct oversight roles but avoids potential committee conflicts with his consulting arrangement.
  • Independence and conflicts: Demski was deemed independent in 2024; however, ATEC’s subsidiary entered a 4-year consulting agreement with Demski in Dec 2024 granting 126,051 RSUs with multi-year vesting—this related arrangement can raise investor concerns around independent oversight and potential conflicts. Notably, the proxy’s related-person transactions section states “There are no related person transactions to report,” while separately disclosing the consulting agreement under “Agreements with our Officers, Directors and Principal Stockholders.” This discrepancy is a governance red flag to monitor.
  • Director pay mix and alignment: 2024 stock awards for Demski ($1.29M) were elevated versus 2023 ($0.375M), reflecting board grants and the consulting RSU award; large equity grants align interests but also amplify independence scrutiny given concurrent consulting.
  • Ownership alignment: Beneficial ownership rose from 150,000 (Apr 2024) to 272,540 shares (Apr 2025), with substantial unvested RSUs; ATEC’s director ownership guidelines (3x retainer) support alignment, though the proxy does not disclose individual compliance status.
  • Shareholder feedback: Say-on-Pay support was ~85% in 2024, indicating general investor comfort with the pay program design; nonetheless, the Demski consulting arrangement merits continued investor dialogue.

Additional governance context: ATEC maintains indemnification agreements for directors/officers and a clawback policy for executive incentive compensation effective Dec 1, 2023 (Nasdaq Rule 10D compliance).