Sign in

You're signed outSign in or to get full access.

James Bristol

Chairman of the Board at Ernexa Therapeutics
Board

About James Bristol

James Bristol, age 78, serves as Chairman of the Board at Ernexa Therapeutics (ERNA) and has been a director since October 2023. He holds a Ph.D. in organic chemistry from the University of New Hampshire and a B.S. in Chemistry from Bates College; he previously oversaw global drug discovery at Pfizer as SVP (2003–2007) and has authored over 100 publications, abstracts, and patents . The board has determined he is independent under Nasdaq rules (all current directors except the CEO are independent), and the company separates the Chair and CEO roles .

Past Roles

OrganizationRoleTenureCommittees/Impact
Pfizer Global R&DSVP, Worldwide Drug Discovery Research2003–2007Oversaw ~3,000 scientists across seven sites; produced development candidates in 11 therapeutic areas .
Schering-Plough; Parke-DavisDrug discovery, research & preclinical development32-year careerSenior R&D roles in discovery and preclinical development .
Frazier Healthcare PartnersSenior AdvisorSince 2009Strategic advisory to life sciences portfolio .
Deciphera Pharmaceuticals (public)DirectorAug 2007–Dec 2024Long-tenured board service at oncology biotech .
Erasca, Inc. (public)DirectorSince 2018Current public company directorship .
Ignyta (public; acquired by Roche 2018)Director2014–2018Board service through successful sale to Roche .
SUDO BiosciencesDirectorJun 2021–Dec 2023Board service at preclinical biotech .
Cadent TherapeuticsDirector2011–2020Board service in neuroscience .

External Roles

CompanyRoleStatus/TimingNotes
Erasca, Inc.DirectorSince 2018Ongoing public company board role .
Deciphera PharmaceuticalsDirectorAug 2007–Dec 2024Tenure ended Dec 2024 .
IgnytaDirector2014–2018Acquired by Roche in 2018 .
SUDO BiosciencesDirectorJun 2021–Dec 2023Private biotech .
Cadent TherapeuticsDirector2011–2020Private biotech .

Board Governance

  • Board leadership: Bristol is Chairman, separate from the CEO; structure aims to enhance oversight and liaison with management .
  • Committee memberships and roles (current, as disclosed):
CommitteeMembershipChair
Audit CommitteeJames Bristol (Member), Peter Cicala (Member)William Wexler (Chair)
Compensation CommitteeJames Bristol (Member), Peter Cicala (Member)William Wexler (Chair)
Nominating & Corporate Governance CommitteeJames Bristol (Chair), Peter Cicala (Member), William Wexler (Member)Bristol (Chair)
  • Independence and expertise:
    • All non-employee directors, including Bristol, are independent under Nasdaq standards; Wexler is the audit committee financial expert; the committee members are financially literate .
  • Attendance and engagement:
    • 2024 meeting counts: Board (13), Audit (4), Compensation (1), Nominating & Corporate Governance (1) .
    • Each director attended at least 75% of the aggregate of board and applicable committee meetings in 2024 .
  • Risk oversight: The board administers risk oversight, with the audit committee reviewing major financial risk exposures, internal controls, compliance, and related-person transactions .

Fixed Compensation

YearAnnual Cash Retainer ($)Committee Membership Fees ($)Committee Chair Fees ($)Meeting Fees ($)
2024$0 $0 $0 $0

The company states it has a non-employee director compensation program (retainers and equity), but since August 2022 has not compensated non-employee directors in accordance with that program; during 2024, directors were not compensated in cash for board service .

Performance Compensation

Grant DateInstrumentShares/OptionsGrant-Date Fair Value ($)VestingStrike PriceExpiration
April 2024Stock Options124,525 167,200 Vest in full on the one-year anniversary of grant

No performance metrics were disclosed for director compensation; April 2024 option awards to Bristol were time-based (service vesting) rather than performance-based . Strike price and expiration terms for the April 2024 grant to Bristol were not disclosed in the proxy excerpts provided.

Other Directorships & Interlocks

External BoardRoleOverlap/Interlock with ERNA StakeholdersPotential Conflicts
Erasca, Inc.DirectorNone disclosedNone disclosed .
Deciphera PharmaceuticalsDirector (ended 12/2024)None disclosedNone disclosed .
IgnytaDirector (ended 2018)None disclosedNone disclosed .
SUDO BiosciencesDirector (ended 12/2023)None disclosedNone disclosed .
Cadent TherapeuticsDirector (ended 2020)None disclosedNone disclosed .

Expertise & Qualifications

  • Deep biopharma R&D leadership: SVP at Pfizer overseeing large global teams and multi-therapeutic pipelines .
  • Academic credentials: Ph.D. in organic chemistry (University of New Hampshire), postdoctoral research at University of Michigan and The Squibb Institute .
  • Boardroom experience: Multiple public and private company directorships spanning oncology and biotechnology .

Equity Ownership

HolderCommon Shares Beneficially Owned% of Common Shares OutstandingAs-of DateNotes
James Bristol124,525 <1% April 14, 2025Beneficial ownership includes options currently exercisable or exercisable within 60 days; 62,178,945 common shares outstanding .
  • Hedging policy: Directors, officers, employees, and related persons are prohibited from engaging in hedging transactions (e.g., collars, swaps, exchange funds) on company equity .
  • Pledging: No disclosure of share pledging by Bristol; none indicated in provided materials .

Insider Trades

Filing DateTransaction DateFormReporterSummary
2025-02-102025-02-07Form 4BRISTOL JAMES ARTHURForm 4 filing recorded; specific share and transaction code details not available in accessible excerpts .
2024-04-292024-04-29Aggregator recordBristol James Arthur“Sale” of 124,525 shares shown by third-party aggregator; treat cautiously pending direct SEC Form 4 detail .

Note: Where the SEC Form 4 XML is not directly accessible, we cite the company’s SEC filings page and third-party trackers for awareness. The April 2024 “Sale -124,525” on RedChip may reflect a transaction code or administrative entry rather than an open-market sale; verify against the underlying SEC Form 4 for final transaction codes and quantities .

Governance Assessment

  • Strengths

    • Independent Chair: Bristol’s role as Chairman, separate from the CEO, supports board oversight and investor confidence .
    • Committee leadership and coverage: As Chair of Nominating & Corporate Governance and member of Audit and Compensation, Bristol has broad governance touchpoints (succession, oversight, pay) .
    • Attendance and engagement: 2024 attendance at or above 75% threshold; robust meeting cadence (13 board meetings, multiple committee sessions) .
    • Risk oversight and related-party review: Audit Committee (of which Bristol is a member) reviews major financial risks and related-person transactions under a formal policy .
    • Hedging prohibited: Policy strengthens alignment by disallowing hedging of company equity .
  • Watch items / Potential concerns

    • Cash retainer and fee structure suspended: Non-employee directors not compensated per the formal program since August 2022; 2024 cash compensation for directors was $0, with equity grants used sparingly—signals extreme cash conservation but may affect board recruitment/retention .
    • Modest personal stake: Bristol’s beneficial ownership is <1% (124,525 shares/options); alignment exists but is not sizable relative to float .
    • Large shareholder influence environment: Significant holders (e.g., ~32.84% at Measurement Date) create a governance context where board independence must be vigilant; not specific to Bristol but relevant to board dynamics .
    • Insider trade clarity: At least one Form 4 (Feb 2025) and a third-party log entry (Apr 2024) warrant verification of transaction codes to rule out any appearance issues; no Bristol-related related-party transactions disclosed .
  • Overall view: Bristol brings substantial R&D and public board experience, is independent, and holds key governance roles. Equity-heavy compensation and prohibited hedging support alignment, though limited ownership and suspended cash fees are notable. Continued transparency on director equity terms (strike/expiration) and confirmation of insider transaction codes would strengthen investor confidence .