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F. William McNabb III

About F. William McNabb III

Independent director of IBM’s Board since 2019, age 67, and former Chairman and CEO of The Vanguard Group. He serves on IBM’s Audit Committee and is designated an Audit Committee Financial Expert, bringing deep financial reporting, risk oversight, and governance experience to IBM’s board . His background includes decades of leadership at Vanguard and current public company board experience, aligning with IBM’s focus on strong independent oversight .

Past Roles

OrganizationRoleTenureCommittees/Impact
The Vanguard Group, Inc.Chairman (2008–2018); CEO (2008–2017); various leadership roles since 19861986–2018Led a top global asset manager; governance and risk expertise
Vanguard group of investment companiesChairman of Board of Directors and TrusteesBegan in 2010Oversight of fund governance
Investment Company InstituteVice-Chair and Chairman of Board of GovernorsChair 2013–2016Industry policy and governance leadership
Ernst & Young Independent Audit Quality CommitteeChairman (former)Not statedAudit quality oversight and independence focus

External Roles

OrganizationRoleTenureCommittees/Impact
UnitedHealth GroupDirector; Audit Committee ChairCurrentLeads audit oversight at a large, regulated enterprise
AxiomDirectorCurrentGovernance oversight at a technology-enabled services company
Wharton Leadership Advisory BoardAdvisory Board MemberCurrentLeadership development and governance thought leadership
Ira M. Millstein Center (Columbia University)Advisory Board MemberCurrentCorporate governance scholarship and policy
CECP: The CEO Force for GoodBoard MemberCurrentCorporate responsibility and stakeholder engagement
Zoological Society of PhiladelphiaFormer ChairmanFormerNon-profit leadership
USRowing FoundationChairmanCurrentNon-profit governance

Board Governance

  • Committee assignments: Audit Committee member; Audit Committee Financial Expert .
  • Independence: Board determined McNabb meets IBM/NYSE independence standards .
  • Attendance: In 2024, Board held 7 meetings and committees 19; overall attendance >97%, and each director attended ≥75% of meetings .
  • Engagement: IBM maintains robust stockholder engagement and independent board leadership structures, including executive sessions and an active Lead Director role; the Board is annually refreshed and evaluated .

Fixed Compensation

ComponentAmountNotes
Annual director retainer (cash)$350,000Fees earned or paid in cash in 2024
All other compensation$84,280Primarily dividend equivalents on Promised Fee Shares (PFS) under DCEAP; $84,205 in dividend equivalents and other minor items
Total$434,2802024 total compensation
Additional annual retainers (structure)Audit Chair: $30,000; Lead Director: $50,000; Directors & Corp Gov Chair: $20,000; EC&MR Chair: $20,000McNabb is an Audit Committee member (not chair), so these incremental retainers do not apply to him
  • Director compensation program uses DCEAP (Deferred Compensation and Equity Award Plan) permitting deferral into PFS; dividend equivalents are paid on PFS balances .
  • Director compensation consultant: Semler Brossy advises; assessed as conflict-free .

Performance Compensation

IBM directors do not receive performance-based equity (e.g., PSUs) or option awards; their equity exposure arises from deferred fee shares (PFS) under DCEAP. Quarterly PFS awards credited to McNabb (illustrative recent history):

Transaction DateFiling DateTypeShares CreditedSecurityPost-Transaction PFS Balance
2024-03-282024-04-01Award (A)459Promised Fee Share12,325
2024-06-282024-07-02Award (A)506Promised Fee Share12,952
2024-09-302024-10-01Award (A)396Promised Fee Share13,453
2024-12-312025-01-02Award (A)399Promised Fee Share13,948

Note: IBM prohibits hedging/pledging by directors; PFS balances are typically paid on separation per DCEAP rules .

Other Directorships & Interlocks

  • Current public company boards: UnitedHealth Group (Audit Chair); IBM (Audit Committee) .
  • Compensation committee interlocks: IBM discloses none for its Executive Compensation and Management Resources Committee in 2024 .
  • Largest beneficial owners include The Vanguard Group (10.03%); McNabb is retired from Vanguard and deemed independent under IBM’s standards .

Expertise & Qualifications

  • Financial and governance expertise: Audit Committee Financial Expert; significant knowledge of financial reporting and accounting principles .
  • Risk oversight and strategic leadership: Former Chairman/CEO at Vanguard; governance roles across public and non-profit boards .
  • Board-relevant skills: Corporate governance, risk management, financial acumen aligned with IBM’s audit oversight needs .

Equity Ownership

Holding TypeSharesValue at FY-end (12/31/2024)
Common Stock9,250Included in total value below
Directors’ DCEAP (PFS)13,947Included in total value below
Acquirable within 60 days0None reported
Value of Common + DCEAP$5,099,472Valued at IBM $219.83 YE price
  • Stock ownership guidelines: Non-management directors must hold stock-based holdings equal to 8x the equity portion of the annual retainer within five years; IBM states its guidelines are the strongest in its peer set .
  • Hedging/pledging: Prohibited for directors and leadership teams under IBM’s insider trading policy .

Insider Trades (Alignment Signals)

DateTypeSharesPriceOwnership AfterSource
2020-10-28Open Market Purchase (P)9,250$108.01359,250 common
2025-09-30DCEAP PFS Award (A)324$015,223 PFS
2025-06-30DCEAP PFS Award (A)310$014,803 PFS

Pattern: Consistent quarterly accruals of PFS via deferred fees and a notable open-market buy in 2020 indicating long-term alignment .

Governance Assessment

  • Strengths:
    • Independent, financially sophisticated director on Audit Committee; designated Audit Committee Financial Expert .
    • Strong attendance culture (>97% overall) and formal independence determination; executive sessions and rigorous board evaluation process enhance oversight quality .
    • Director equity alignment through DCEAP with substantial holdings; hedging/pledging prohibited .
    • No disclosed compensation committee interlocks at IBM; robust related-party transaction policy .
    • Broad investor support for pay practices (Say-on-Pay 92.2% approval in 2024), indicating governance credibility with shareholders .
  • Watch items:
    • Vanguard’s significant ownership (10.03%) juxtaposed with McNabb’s prior role at Vanguard may warrant ongoing monitoring for perceived conflicts, though IBM affirms independence after annual review .
    • Director compensation relies on PFS and dividend equivalents, not performance metrics; while typical for directors, investors should continue to evaluate equity alignment versus pure cash retainer .

Appendix: Committee Context (for Board Effectiveness)

CommitteeMembers2024 MeetingsKey Responsibilities
AuditVoser (Chair), Farr, Howard, McNabb10Financial results, audits, internal controls, cybersecurity, ESG data; pre-approve auditor services; private sessions with compliance leaders
Directors & Corporate GovernanceLiveris (Chair), Brown, Zollar4Board composition, refreshment, director compensation recommendations, ESG oversight, stockholder proposals
Executive Compensation & Management ResourcesWaddell (Chair), Buberl, Miebach, Pollack5Executive pay philosophy and decisions, succession planning, equity awards, stock ownership compliance
ExecutiveKrishna (Chair), Gorsky, Liveris, Voser, Waddell0Acts for Board between meetings (no meetings in 2024)

IBM Board independence, leadership structure, and Lead Director responsibilities underscore robust governance processes supporting investor confidence .