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David McGirr

Director at RHYTHM PHARMACEUTICALSRHYTHM PHARMACEUTICALS
Board

About David W. J. McGirr

Independent director of Rhythm Pharmaceuticals since 2015; age 70; Class III director with term expiring at the 2026 annual meeting. Former CFO of Cubist Pharmaceuticals (Nov 2002–Mar 2013) and designated Audit Committee financial expert; B.Sc. in Civil Engineering (University of Glasgow) and MBA (Wharton). Serves as director at X4 Pharmaceuticals and Insmed Incorporated; deep finance and biopharma governance expertise supports his Audit chair role .

Past Roles

OrganizationRoleTenureCommittees/Impact
Cubist Pharmaceuticals, Inc.Senior Vice President & Chief Financial OfficerNov 2002–Mar 2013CFO experience underpins “audit committee financial expert” designation
Cubist Pharmaceuticals, Inc.Senior Advisor to the CEONot disclosedStrategic finance and governance support
Hippo Inc.President & Chief Operating OfficerNot disclosedOperating leadership (internet technology, venture-backed)
GAB Robins North America, Inc.Chief Executive OfficerNot disclosedRisk management domain expertise
S.G. Warburg & Co., Inc. (S.G. Warburg Group)CFO, Chief Administrative Officer, Managing DirectorNot disclosedCapital markets and corporate finance experience

External Roles

OrganizationRoleTenureCommittees/Impact
X4 Pharmaceuticals, Inc.DirectorNot disclosedClinical-stage rare disease focus; potential network benefits
Insmed IncorporatedDirectorNot disclosedRare disease therapeutics; industry insights

Board Governance

  • Committee assignments: Audit Committee chair; Governance & Nominating Committee member; independent director per Nasdaq and SEC standards .
  • Independence and financial expertise: Board determined McGirr independent; designated audit committee financial expert (SEC definition) and financially sophisticated under Nasdaq rules .
  • Attendance and engagement: Board met 4 times in 2024; all directors attended ≥75% of Board and committee meetings; Audit Committee met 5 times in 2024; executive sessions held regularly .
  • Board/classification: Age 70; Class III; term expires 2026; Board size nine; Lead Director is Edward T. Mathers (not McGirr) .

Fixed Compensation

ComponentAmount (2024)
Annual cash retainer$50,000
Audit Committee chair fee$20,000
Governance & Nominating Committee member fee$5,000
Total cash fees earned (2024)$75,000

Performance Compensation

Award TypeGrant DateShares/UnitsGrant-date Fair Value ($)Strike/PriceVesting
Stock optionsJun 18, 202414,000Included in 2024 option value: $398,782$41.39 per share Vests in full on earlier of 1-year anniversary or 2025 annual meeting
RSUsJun 18, 20244,000Included in 2024 stock award value: $165,560$0 (RSUs) Same vest as above
Stock optionsJun 24, 20257,037Not disclosed (2025 proxy cycle)$63.66 per share Not disclosed
RSUsJun 24, 20254,712Not disclosed (2025 proxy cycle)$0 (RSUs) Not disclosed
  • Annual equity policy: continuing directors eligible for option (14,000 sh.) and RSU (4,000 sh.) grants; all director equity vests fully upon a change in control; annual equity grant-date fair value cap $600,000 with 1.5x option-to-RSU reduction mechanics if needed .

Other Directorships & Interlocks

CompanyRoleInterlocks/Conflicts Disclosed
X4 Pharmaceuticals, Inc.DirectorNone disclosed in RYTM related-party section
Insmed IncorporatedDirectorNone disclosed in RYTM related-party section
  • Compensation committee interlocks: Company disclosed no compensation committee interlocks involving RYTM executives in 2024; McGirr is not on RYTM’s compensation committee .

Expertise & Qualifications

  • Audit committee financial expert; senior CFO tenure and capital markets background .
  • Technical and industry exposure across biopharma rare disease portfolios; governance sophistication .
  • Education: B.Sc. (Civil Engineering) – University of Glasgow; MBA – Wharton School .

Equity Ownership

CategoryShares/UnitsNotes
Common shares held directly3,000As of Apr 28, 2025
Options exercisable ≤60 days193,741As of Apr 28, 2025
RSUs vesting ≤60 days4,000As of Apr 28, 2025
Total beneficial ownership200,741As of Apr 28, 2025
Shares outstanding (Common)63,597,942As of Apr 28, 2025
Ownership % (computed)~0.32%200,741 ÷ 63,597,942; inputs cited above
Pledged sharesNone“None of the shares are pledged as security.”
Director stock ownership policy3x annual cash retainer; 5-year compliance window; all participants compliant at adoption (Dec 2024)Policy applies to directors; adoption Dec 2024
Anti-hedging/pledging policyIn placeInsider trading policy includes anti-hedging and anti-pledging provisions

Insider Trades (Form 4)

Filing DateTransaction DateTypeSecurityQtyPricePost-Transaction OwnershipSource
2025-06-262025-06-24AwardStock Option7,037$63.667,037
2025-06-262025-06-24AwardRSUs4,712$04,712
2025-06-232025-06-18M (RSU vest)Common Stock4,000$07,000
2025-06-232025-06-18M (settlement)RSUs-4,000$00
2025-06-052025-06-03M (exercise)Common Stock65,431$4.5968,431
2025-06-052025-06-03SaleCommon Stock-55,558$65.146412,873
2025-06-052025-06-03SaleCommon Stock-9,873$65.64273,000
2025-06-052025-06-03M (expiration)Stock Option-65,431$4.590
2024-06-252024-06-21M (RSU vest)Common Stock3,000$03,000
2024-06-252024-06-21M (settlement)RSUs-3,000$00
2024-06-202024-06-18AwardStock Option14,000$41.3914,000
2024-06-202024-06-18AwardRSUs4,000$04,000

Governance Assessment

  • Board effectiveness and alignment: McGirr’s audit leadership, independence, and financial expertise strengthen risk oversight (five Audit meetings in 2024; cybersecurity and financial risk monitoring in charter) . Stock ownership policy and anti-hedging/pledging provisions enhance alignment; McGirr compliant at adoption and no pledging disclosed .
  • Compensation and incentives: Director cash compensation is modest and role-based; equity mix comprises options and RSUs with one-year vesting cadence and CoC acceleration typical for peers, reducing retention risk without excessive guarantees .
  • Other directorships: Service at X4 and Insmed provides sector insight; no related-party transactions or interlocks involving McGirr disclosed by RYTM, reducing conflict risk .
  • Signals and red flags:
    • Insider sale after sizable option exercise (June 2025) at ~$65 indicates monetization; balanced by continued holdings and routine vesting—no pledging or hedging red flags disclosed .
    • Director equity awards accelerate on change in control; common in biotech but can create perceived entrenchment incentives—monitor alongside any strategic transactions .
    • Company say-on-pay support 97.1% (2024), suggesting shareholder confidence in compensation governance broadly .

Overall, McGirr presents strong governance credentials (audit expertise, independence, active oversight) with conventional director pay structures and no disclosed related-party conflicts. Maintain watch on trading patterns and evolving committee workloads amid growth and risk oversight demands .

Notes and References

  • Committee composition and chair roles; independence; attendance; board structure and leadership .
  • Audit Committee responsibilities and meetings; financial expert designation .
  • Director biography and external roles; education .
  • Director compensation program; retainer amounts; equity grant policies and CoC vesting .
  • 2024 director compensation table (cash, stock, option values) and outstanding awards .
  • Beneficial ownership breakdown; shares outstanding; no pledging .
  • Stock ownership policy (3x cash retainer for directors; compliance at adoption) .
  • Anti-hedging/pledging policy and insider trading policy .
  • Related party transactions policy and disclosed transactions (no McGirr-specific items) .
  • Say-on-pay support level (context for governance climate) .