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Josh Mandel-Brehm

Chief Executive Officer at Camp4 TherapeuticsCamp4 Therapeutics
CEO
Executive
Board

About Josh Mandel-Brehm

Josh Mandel-Brehm is President, Chief Executive Officer, and a Director of CAMP4 Therapeutics; he has served on the board and as CEO since 2017 and was 42 years old as of April 30, 2025 . He holds a BA in Biology from Washington University in St. Louis and an MBA from the University of Michigan . Under his leadership in Q3 2025, CAMP4 initiated GLP toxicology studies for its SYNGAP1 program (CMP-002), completed analysis of Phase 1 SAD/MAD for CMP-001, and secured an oversubscribed private placement with upfront proceeds of $50 million and potential up to $100 million, extending cash runway into 2027 . Recent 8-K filings listing exhibits are signed by Mandel-Brehm as CEO, evidencing current active executive capacity .

Past Roles

OrganizationRoleYearsStrategic Impact
Polaris PartnersEntrepreneur Partner2017–Oct 2021Venture-building experience; board-level network and financing know-how
Biogen Inc.Business Development2013–2017Led strategic activities and transactions; big-cap BD discipline
Genzyme CorporationRoles of increasing responsibility in BD (Rare Disease BU)2009–2013Rare disease partnering and commercial strategy exposure

External Roles

OrganizationRoleYearsStrategic Impact
ProMIS Neurosciences, Inc.DirectorSince Sep 2021Neurodegenerative therapeutics oversight; cross-board information flow

Fixed Compensation

MetricFY 2023FY 2024
Base Salary ($)$546,000 $557,250
Target Bonus % of Salary30% 50%
Actual Bonus Paid ($)$140,381 $201,000
Option Awards Grant-Date Fair Value ($)$404,991
All Other Compensation ($)$9,900 $1,131,744 (includes $619,678 loan forgiveness and $501,716 tax-assistance bonus; 401(k) $10,350)
Total Compensation ($)$696,281 $2,294,985
  • Mandel-Brehm’s annual base salary was increased to $600,000 in October 2024 .

Performance Compensation

Incentive TypeMetricWeightingTargetActual/PayoutVesting/Timing
Annual Cash Bonus (2024)Company and individual performance factorsNot disclosed50% of base salary $201,000 Paid following year-end per program
Annual Cash Bonus (2023)Company and individual performance factorsNot disclosed30% of base salary $140,381 Paid following year-end per program
Stock Options (Grant 3/27/2024)Time-based; equity alignmentn/a44,579 options Grant-date FV included above Vests monthly over 48 months from vest start 3/7/2024
  • Policies emphasize no grant-date timing around material nonpublic information; awards typically approved in Q1 and vest monthly over 48 months for executives .

Equity Ownership & Alignment

Beneficial Ownership (as of Mar 31, 2025)Shares% of OutstandingShares Outstanding Basis
Josh Mandel-Brehm627,459 3.1% 20,161,073 shares

Outstanding Equity Awards (as of Dec 31, 2024):

Grant/InstrumentExercisable Options (#)Unexercisable Options (#)Exercise Price ($)ExpirationVesting ScheduleStock Awards Unvested (#)Market Value ($)
Option grant (3/1/2022 vest start)43,186 23,683 5.50 03/23/2032 Monthly over 48 months
Option grant (9/1/2022 vest start)177,962 163,725 8.41 12/07/2032 Monthly over 48 months
Option grant (3/7/2024 vest start; granted 3/27/2024)5,572 39,007 9.08 03/26/2034 Monthly over 48 months
Legacy low-strike options25,048; 2,268; 30,719; 2,835; 1,417 2.12 2027–2030 Various prior grants
Restricted Stock from early exercise (3/31/2021–3/31/2025)Monthly over 48 months; restrictions fully lapsed 3/31/2025 16,719 $87,273 (at $5.22 close)

Alignment and Pledging/Hedging:

  • Insider trading policy prohibits hedging, short sales, derivatives, and holding securities in margin accounts; pledging is prohibited subject to limited exceptions .
  • In August 2021, CAMP4 extended a secured promissory note to Mandel-Brehm to fund early option exercise for 267,500 shares; note was secured by a pledge of these shares, forgiven in June 2024, and the company paid $501,716 in January 2025 to assist with taxes on forgiveness; shares were deemed outstanding upon forgiveness .

Employment Terms

ProvisionKey Term
Employment agreementAmended and restated, dated October 3, 2024
Restrictive covenantsConfidentiality and IP assignment; 12-month post-termination non-compete and non-solicit of service providers, customers, suppliers
Severance (non-CIC qualifying termination)12 months base salary continuation; monthly COBRA contribution during severance/COBRA eligibility; separation agreement required
Severance (CIC window: 3 months pre- through 12 months post-CIC)18 months base salary continuation; payment equal to target annual cash incentive for year of termination; COBRA contribution during 18 months/COBRA eligibility; full acceleration of outstanding unvested time-based equity
Golden parachute excise taxNo tax gross-up; “cutback” to maximize after-tax benefit if applicable
Clawback policyRecoupment of incentive compensation for covered executives upon required financial restatement; applies to prior three completed fiscal years; methods include reimbursement/cancellation/adjustment
Insider trading policyProhibits hedging, derivatives, short sales, margin accounts, and pledging with limited exceptions

Board Governance

  • Board leadership: Independent Chair Steven Holtzman; structure separates CEO and Chair to provide independent oversight .
  • Independence: Board determined all directors except Mandel-Brehm are independent under Nasdaq rules; audit and compensation committees fully independent per Exchange Act rules .
  • Committee memberships and chairs:
    • Audit: Higgins (Chair), Boylan, Chakravarty, Williams; 3 meetings in FY2024; Higgins designated “audit committee financial expert” .
    • Compensation: Holtzman (Chair), Higgins, Young; 3 meetings in FY2024; oversees executive pay, peer benchmarking, clawback, ownership guidelines .
    • Nominating & Corporate Governance: Ragan (Chair), Thadhani, Boylan, Holtzman; responsibilities include board composition, succession, ESG oversight .
  • Director compensation: Non-employee directors receive retainers ($40,000; $70,000 for Chair) and committee fees; initial and annual option grants under 2024 Plan; CEO receives no director compensation .

Performance & Track Record

  • Q3 2025 highlights: Initiated GLP tox studies for CMP-002; planning first-in-human Phase 1/2 in 2H 2026; strategic decision to partner CMP-001 after favorable Phase 1 PK/safety; private placement up to $100 million with $50 million initial closing; runway extended into 2027 .
  • Recent filings signed by Mandel-Brehm as CEO underscore executive accountability for disclosures .

Related Party Transactions

  • Secured promissory note (Aug 2021) to Mandel-Brehm of $565,999.96 to fund early option exercise for 267,500 shares, secured by pledge of those shares; forgiven in June 2024. Company paid a $501,716 cash bonus in Jan 2025 to assist with taxes on forgiveness; shares deemed outstanding upon forgiveness .

Compensation Committee Analysis

  • Compensation consultant: Alpine engaged in 2024 for program design, peer group identification, and benchmarking .
  • Committee responsibilities: Set CEO/NEO performance goals, approve compensation, administer equity plans and clawback, recommend ownership guidelines, and review perquisites and risk .

Equity Compensation Plan Capacity

  • As of Dec 31, 2024: 2016 Plan had 2,055,431 options outstanding; 2024 Plan had 63,994 options outstanding and 2,079,045 shares available (auto-increase mechanics); ESPP had 214,303 shares available (auto-increase) .

Investment Implications

  • Pay-for-performance alignment: Variable pay increased in 2024 (bonus target 50% vs 30% prior), and equity is primarily time-based options vesting monthly over 48 months; lack of disclosed quantitative performance metrics for bonuses reduces transparency for strict pay-for-performance assessment .
  • Insider selling pressure: Ongoing monthly vesting across multiple option grants (2022–2024) creates a steady cadence of potential exercisable supply; RSAs from early exercise fully lapsed on 3/31/2025, increasing free tradable shares .
  • Alignment and governance flags: 2021 loan secured by share pledge and 2024 forgiveness with 2025 tax-assistance payment can be viewed as shareholder-unfriendly optics despite subsequent policy prohibitions on pledging and hedging; monitor future related-party arrangements .
  • Retention and change-of-control: 12–18 months salary continuation and CIC equity acceleration support retention but introduce potential overhang in sale scenarios; no excise tax gross-up mitigates parachute risk .
  • Board independence mitigates CEO-director dual role: Independent Chair and fully independent committees reduce governance risk tied to CEO Board membership .
  • Execution track record: Advancement of SYNGAP1 program and financing runway into 2027 are positives for value creation; continued partnering strategy on CMP-001 reduces capital intensity but also shifts development risk-sharing .