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Jeffrey Castelli

Chief Development Officer at AMICUS THERAPEUTICSAMICUS THERAPEUTICS
Executive

About Jeffrey Castelli

Jeffrey P. Castelli, Ph.D., age 53, is Chief Development Officer (CDO) of Amicus Therapeutics (FOLD) since May 2020, and has been with Amicus since July 2005, previously serving as Chief Portfolio Officer and Head of Gene Therapy . He holds a B.S. from West Chester University and a Ph.D. from the University of Pennsylvania, with authorship on publications and patents in rare disease drug development . Company-level performance metrics tied to executive pay include a 108% corporate bonus multiplier for 2024 driven by Galafold net product sales of ~$458.5M and non-GAAP profitability, among other goals . The 2022 PRSU cycle paid out at 88.6% of target, with three-year absolute TSR at -12.1% but at the 72.7th percentile vs the Nasdaq Biotechnology Index (payout capped at 100% due to negative TSR) .

Past Roles

OrganizationRoleYearsStrategic Impact
Health Advances LLCHealthcare Strategy ConsultantNot disclosedStrategy consulting across biotech and orphan drug development
Neose Pharmaceuticals Inc.Business DevelopmentNot disclosedCorporate and BD experience prior to Amicus

External Roles

No external directorships or public company board roles are disclosed for Dr. Castelli in the proxy .

Fixed Compensation

Multi-year compensation (fiscal-year reported amounts):

MetricFY 2022FY 2023FY 2024
Salary ($)$451,025 $464,721 $491,807
Bonus ($)$221,938 $352,049 $263,494
Stock Awards ($)$1,630,358 $1,972,703 $1,862,083
Option Awards ($)$715,701 $843,196 $785,678
All Other Compensation ($)$36,681 $39,093 $39,834
Total ($)$3,055,703 $3,671,762 $3,442,896

Additional fixed elements and benefits:

  • Year-end base salary: $492,880 as of Dec 31, 2024 .
  • Perquisites included in 2024 “All Other”: 401(k) employer match $16,493, HSA $800, life insurance $1,231, executive health $4,500, financial consulting $16,810 .

Performance Compensation

Annual cash incentive mechanics and 2024 payout:

ComponentTargetActual MetricPayout
Target bonus % of base45% Corporate multiplier: 108% $263,494
Individual multiplierUp to 133% (NEOs) Castelli 110% based on R&D strategy, regulatory/reimbursement submissions (incl. NICE), and contribution to Galafold Hatch-Waxman litigation Incorporated in payout calc

2024 PRSU program structure:

MetricWeightingMeasurement PeriodVesting/Payout Terms
TSR vs Nasdaq Biotech Index50% 3-year (2024–2026) 0–200% with percentile schedule; capped at 100% if absolute TSR negative
Revenue Goal30% 3-year (2024–2026) 0–200% based on Board-set confidential targets
Pipeline Goal20% 3-year (2024–2026) 0–200% based on Board-set confidential targets

2024 equity grants (grant date 1/2/2024):

Award TypeShares/UnitsExercise PriceVesting ScheduleGrant Date Value
Options99,073 $14.24/sh 25% at 1-year; 1/36 monthly thereafter; 10-year term $785,678
RSUs57,392 N/A25% per year over 4 years $817,262
PRSUs (TSR tranche)Target 14,348 N/A3-year performance (2024–2026) $636,190
PRSUs (Revenue tranche)Target 8,609 N/A3-year performance (2024–2026) $245,170
PRSUs (Pipeline tranche)Target 5,740 N/A3-year performance (2024–2026) $163,461

Settlement of 2022 PRSUs (performance period ended 2024):

Performance GoalWeightOutcomePayout %
Pompe approvals (U.S., EU, U.K. + 2 markets)20% Achieved target100%
Pipeline strategy10% Board submission without approval25%
Profitability (Non-GAAP NI)15% $74M vs $100M target74%
People & Culture5% Revised goal achieved100%
Relative TSR (3-year)50% -12.1% absolute; 72.7th percentile vs NBI100% (capped)
Aggregate payout88.6% of target
Castelli PRSUs (2022)Target 59,071Earned 52,33888.6%

Equity Ownership & Alignment

ItemDetail
Beneficial ownership828,123 shares; less than 1% of outstanding
Shares outstanding (context)307,923,069 as of Apr 11, 2025
Stock ownership guidelineOther Executive Officers must hold ≥1x base salary; 5-year attainment period; compliance on track
Hedging/pledgingProhibited for directors, officers, and employees
Insider trading controlsTrades require pre-clearance; blackout periods; policy filed as exhibit to 2024 Form 10-K
10b5-1 trading plansExecutives must use pre-established Rule 10b5-1 plans; waiting period enforced

Outstanding equity and scheduled vesting (as of Dec 31, 2024):

  • Options (select series for Castelli):

    • 50,000 @ $12.28 exp 6/1/2025 (exercisable)
    • 50,000 @ $9.03 exp 1/4/2026 (exercisable)
    • 39,762 @ $15.67 exp 1/3/2028 (exercisable)
    • 82,644 @ $10.04 exp 1/2/2029 (exercisable)
    • 107,575 @ $9.55 exp 1/2/2030 (exercisable)
    • 45,409 @ $21.78 exp 1/4/2031 (987 unexercisable)
    • 78,931 @ $12.11 exp 1/3/2032 (29,335 unexercisable)
    • 60,108 @ $11.93 exp 1/3/2033 (65,354 unexercisable)
    • 99,073 @ $14.24 exp 1/2/2034 (unexercisable; 2024 grant)
  • RSUs not yet vested: 7,204 (2021 grant), 29,537 (2022), 53,011 (2023), 57,392 (2024) with aggregate market values computed at $9.42 closing on 12/31/2024 .

  • PRSUs outstanding (unearned; scheduled vesting):

    • PRSUs vesting Dec 31, 2025: 10,602; 3,535; 21,204; 35,340 units
    • PRSUs vesting Dec 31, 2026: 11,479; 17,217; 28,696 units

2024 equity vesting/realization:

ItemAmount
Shares vested (2024)109,090 shares; value $1,280,231
Options exercised (2024)None

Employment Terms

Contracted severance and change-of-control provisions for Dr. Castelli:

ScenarioCash Salary ContinuationBonusEquity AccelerationBenefitsTriggers
Termination without cause (non-CoC)12 months base salary Pro-rated target bonus Equity otherwise vesting within 12 months accelerates 12 months company-paid premiums Release required; 12-month non-compete/non-solicit
Termination within 12 months post-CoC or resignation for good reason18 months base salary Target annual bonus All outstanding equity vests; PRSUs vest at target or greater as determined by Board 18 months company-paid premiums Double-trigger

Quantitative estimates (as of Dec 31, 2024):

ScenarioSalary ($)Bonus ($)Benefits ($)RSU & PRSU ($)Options ($)Total ($)
Change-of-control termination$739,320 $221,796 $56,576 $2,592,544 $3,610,236
Termination without cause (non-CoC)$492,880 $221,796 $37,717 $1,174,391 $1,926,784
Death or disability$0$0$25,144 $2,155,772 $2,180,916

Other terms:

  • Retirement-eligible equity treatment requires age/service criteria; for PRSUs, prorated eligibility based on service, with options/RSUs continuing to vest as specified; only Ms. Rosenberg met criteria in 2024 .
  • Clawback policy aligns with Nasdaq Section 10D; covers stock price/TSR-linked compensation with 3-year lookback .
  • No tax gross-ups except for company-required relocations .

Investment Implications

  • Pay-for-performance alignment is strong: 2024 long-term incentives split evenly among options, RSUs, and PRSUs; PRSUs tied to TSR, revenue, and pipeline metrics with rigorous caps and multi-year horizons, reinforcing shareholder alignment and reducing short-term bias .
  • Retention economics appear robust: double-trigger CoC protections (18-month salary, target bonus, full equity acceleration) and meaningful unvested RSUs/PRSUs (multi-year vesting through 2025–2026) lower near-term departure risk but can increase transaction-related dilution if a deal occurs .
  • Insider selling pressure outlook: 2025–2026 scheduled RSU/PRSU vesting and options expiring in 2025–2026 may create supply overhang; however, strict 10b5-1 plan usage, blackout windows, and anti-hedging/pledging policies mitigate opportunistic selling risk .
  • Execution signals: 2024 corporate multiplier at 108% reflected commercial strength and non-GAAP profitability; 2022 PRSUs paid at 88.6%, with TSR outperformance vs NBI despite negative absolute return, indicating relative performance emphasis in incentives .