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Mohamed Zaki

Chief Medical Officer at ADC Therapeutics
Executive

About Mohamed Zaki

Mohamed Zaki, M.D., Ph.D., is Chief Medical Officer at ADC Therapeutics (ADCT), serving since January 2023; he is 60 years old. He previously held senior clinical development leadership roles at AbbVie (VP & Global Head of Oncology Clinical Development; VP & Global Head of Hematology Clinical Development) and Celgene, with earlier roles at Sanofi-Aventis and Centocor (J&J). He holds an M.D. and M.S. from Ain Shams University School of Medicine and a Ph.D. jointly from the University of Pennsylvania and Ain Shams; he also served on the faculties of both institutions. Company performance context: ADCT’s 2024 corporate annual incentive plan (AIP) was assessed at 95% achievement; total shareholder return (TSR) measured as a fixed $100 investment stood at $51.82 in 2024 versus $43.23 in 2023.

Past Roles

OrganizationRoleYearsStrategic Impact
AbbVieVP & Global Head of Oncology Clinical Development; VP & Global Head of Hematology Clinical Development2018–2022Led late-stage oncology/hematology clinical development at a global scale
CelgeneSenior clinical development leadership roles2010–2018Advanced hematology/oncology clinical programs
Sanofi-AventisClinical development rolesn/dBig pharma clinical development experience
Centocor (Johnson & Johnson)Clinical development rolesn/dBiotech/biopharma clinical development

External Roles

OrganizationRoleYearsStrategic Impact
University of PennsylvaniaFaculty (earlier career)n/dAcademic/clinical medicine background
Ain Shams University School of MedicineFaculty (earlier career)n/dAcademic/clinical medicine background

Fixed Compensation

Metric20232024
Base Salary$647,292 $670,020 (3.1% increase)
Target Bonus % of Salary50% 50%
Actual Annual Incentive (AIP)$276,250 $318,260 (AIP achievement 95%)
Sign-on/Special Bonus$1,475,000 (first-year bonus per employment terms)

Notes:

  • 2024 base salary was adjusted to align toward market median per compensation committee benchmarking.
  • No equity grants in calendar 2024 (annual grant was pulled forward to Dec 2023; next grant issued Feb 2025).

Performance Compensation

Annual Incentive Plan (AIP) – 2024 Goals and Outcomes

MetricWeightResultAchieved Weight
Zynlonta Revenue25%$69.3 million net sales17.5%
Advance Clinical Trials30%LOTIS-5 enrollment completed; LOTIS-7 Part 1 completed, Part 2 initiated; initial Part 2 data disclosed Dec37.5%
PBD-based Pipeline and Non-PBD Early Research20%ADCT-601 cohorts completed; four candidates to IND-enabling; two novel payloads through in-vivo feasibility/tox25%
Cash Runway, BD, Engagement25%Follow-on offering; runway extended into mid-2026; BD not completed; engagement/turnover at/above target15%
Total100%Company performance factor95%
  • AIP payout is capped at 150% of target; for 2024, the company factor was 95%.
  • Dr. Zaki’s actual bonus paid for 2024: $318,260.

Long-Term Incentives and Vesting

Award TypeGrant DateQuantity/StrikeVestingExpiration/Notes
Stock Options1/3/2023700,000 options total; $3.59 strike33% after 1 year, then monthly through year 3Expires 1/3/2033
RSUs (Annual grant advanced for 2024)12/6/2023135,000 RSUs50% on 12/6/2024; 50% on 12/6/2025Granted under Conditional Share Capital Plan

Program structure:

  • 2024 annual LTI was delivered 100% in RSUs (granted Dec 2023) to manage dilution in a volatile period; historically a mix of options and RSUs was used.
  • Company-wide policy: double-trigger vesting on change-in-control; no single-trigger vesting.

Equity Ownership & Alignment

ItemDetail
Total Beneficial Ownership642,332 shares (less than 1%)
Options – Exercisable447,222 (as of 12/31/2024)
Options – Unexercisable252,778 (as of 12/31/2024)
RSUs – Unvested135,000 (market value $268,650 at 12/31/2024)
Hedging PolicyHedging prohibited; derivatives/shorts barred.
Pledging PolicyPledging prohibited unless specifically authorized by the Board.
ClawbackDodd-Frank compliant clawback covering incentive comp for 3 years prior to a restatement.
Ownership GuidelinesNot disclosed in proxy.

Insider selling pressure considerations:

  • A known vesting event of 67,500 RSUs occurs on 12/6/2025 (second tranche of 12/6/2023 grant), which may be a liquidity event window; actual sales depend on personal decisions and trading policies.

Employment Terms

TermKey Economics
Agreement Date/RoleExecutive employment agreement dated 12/22/2023; CMO since Jan 2023.
Base Salary / Target BonusBase $650,000; Target bonus 50% of base (committee discretion on increases).
Termination – Without Cause / Good ReasonAccrued amounts + prior year earned bonus; Monthly Severance = (base + target bonus)/12; paid over 15 months; pro‑rata target bonus paid within ~60 days; COBRA reimbursement for 15 months; time-based equity continues vesting/accelerates over 15 months following termination; company may place executive on paid garden leave (≥60 days).
Change-in-Control (CIC) + Qualifying Termination (within 12 months)Monthly Severance for 18 months; pro‑rata target bonus within ~60 days; COBRA reimbursement for 18 months; all outstanding equity awards accelerate and become fully vested/exercisable as of the date of CIC. (Double-trigger)
Non-Compete/Non-SolicitNot specified in proxy for Dr. Zaki; garden leave mechanism applies.

Compensation Structure Analysis

  • Pay-for-performance: 100% of NEO AIP tied to company goals; 2024 AIP achieved at 95%, aligning cash bonuses with operational milestones (revenue, trials, pipeline, liquidity).
  • Equity mix shift: 2024 LTI delivered fully in RSUs (granted Dec 2023) vs prior mix with options; lowers risk and manages dilution amid depressed share price, aiding retention.
  • Governance protections: Double-trigger CIC vesting; hedging and pledging prohibited; no tax gross-ups; clawback policy adopted.
  • Market benchmarking: Peer group of emerging/commercial biopharma used to calibrate pay; base salaries adjusted modestly in 2024 to align with median practice.
  • Say-on-pay support: 2024 advisory vote received >93% approval, indicating shareholder support for program design.

Compensation Peer Group (used for 2024 decisions)

Aadi Biosciences; Akebia Therapeutics; Allogene Therapeutics; Atara Biotherapeutics; Deciphera Pharmaceuticals; Esperion Therapeutics; Fate Therapeutics; FibroGen; G1 Therapeutics; Heron Therapeutics; Karyopharm Therapeutics; MacroGenics; Mersana Therapeutics; Mirum Pharmaceuticals; Nektar Therapeutics; Puma Biotechnology; Rigel Pharmaceuticals; Syros Pharmaceuticals; X4 Pharmaceuticals; Y-mAbs Therapeutics.

Say-on-Pay & Shareholder Feedback

  • 2024 say-on-pay approval: >93% of votes cast supported NEO pay.

Equity Ownership Details at Year-End 2024 (Dr. Zaki)

CategoryShares/UnitsNotes
Beneficially Owned642,332<1% outstanding
Options – Exercisable447,222Strike $3.59; exp. 1/3/2033
Options – Unexercisable252,778Scheduled to vest monthly post first anniversary
RSUs – Unvested135,00050% vested 12/6/2024; 50% scheduled 12/6/2025

Risk Indicators & Red Flags

  • Hedging/pledging prohibited (mitigates misalignment).
  • No Section 4999 tax gross-ups; no single-trigger equity vesting; no significant perquisites or pensions.
  • Clawback policy in place for erroneously awarded incentive compensation.
  • Related-party transactions: none involving Dr. Zaki disclosed.

Investment Implications

  • Retention: Severance of 15–18 months of salary+target bonus and equity continuation/acceleration provides retention glue; next vesting milestone (12/6/2025) may be a watchpoint for potential liquidity.
  • Alignment: 100% performance-based annual bonus with 95% achievement in 2024, and time-based RSUs with double-trigger CIC treatment, strike a balance between near-term execution and long-term value creation.
  • Governance quality: Strong policies (clawback; anti-hedging/pledging; no single-trigger) and high say-on-pay support reduce compensation-related governance risk.
  • Execution track record: 2024 AIP outcomes reflect concrete clinical and pipeline progress, a positive indicator for the CMO’s execution capabilities in hematology/oncology development.