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Craig Tooman

Craig Tooman

President and Chief Executive Officer at Silence Therapeutics
CEO
Executive
Board

About Craig Tooman

Craig Tooman, age 59, is President, Chief Executive Officer, and Executive Director of Silence Therapeutics (SLN) since February 2022; he previously served as SLN’s CFO (Jan 2021–Feb 2022). He holds a BA in Economics from Kalamazoo College, studied at Waseda University, and earned an MBA in Finance from the University of Chicago . Under his tenure, 2024 revenue grew 33% year over year (£33.8m vs. £25.4m), while net income remained negative; SLN’s 2024 TSR (from a $100 base at 12/31/21) stood at $28.80 versus $93.47 for the Nasdaq Biotech Index, highlighting significant underperformance despite clinical progress .

Past Roles

OrganizationRoleYearsStrategic Impact
Vyome TherapeuticsCFO & COO2019–2021Led finance/operations pre-joining SLN
Aratana TherapeuticsCEO & Director2013–2019Built award-winning company; negotiated merger with Elanco
Enzon PharmaceuticalsCFO2005–2010Led finance through strategic transition and sale to Sigma Tau
ILEX OncologyChief Regulatory Officer (CRO)Pre-2005Led $1.1bn M&A initiative and integration with Genzyme
Pharmacia; UpjohnSenior rolesN/AKey positions in large-cap pharma

External Roles

OrganizationRoleCommittee/Notes
CureVacSupervisory Board memberChairs the Remuneration Committee
Various (7 pharmaceutical boards historically)DirectorChaired 4 audit committees

Fixed Compensation

YearBase Salary (USD)Target Bonus %Actual Cash Bonus (Non-Equity Incentive) (USD)All Other Comp (USD)
2024618,84460%352,74132,589
2023589,375N/A840,93833,412
2022557,118N/A136,00081,912
2025 (policy)655,00060%TBD (based on 2025 goals)N/A

Notes:

  • For 2024, corporate achievement was 95% on the scorecard; the board paid bonuses aligned to that outcome . In the UK remuneration report, this equated to 57% of salary for the CEO (currency-converted presentation) .
  • January 2025 base increased 5% to $655,000; target bonus remains 60% of salary .

Performance Compensation

Metric (2024 Corporate Scorecard)WeightTarget FocusAchievementWeighted Result
SLN360 (zerlasiran) milestones20%Phase design/regulatory feedback; readiness97.5%19.5%
SLN124 (divesiran) milestones20%Successful Phase 1 interim; Phase 2 start105%21.0%
Manufacturing processes15%Process readiness100%15.0%
New business development10%High-value BD deals50%5.0%
Candidate selection10%New targets identification95%9.5%
Compliance & quality7.5%Regulatory compliance100%7.5%
Operational/financial targets17.5%Cash runway, KPIs100%17.5%
Total100%95.0%

2025 corporate objectives and weights: Partnering/capital (30%), clinical milestones (30%), platform (15%), manufacturing/compliance/quality (15%), corporate execution/operations (10%) .

Equity Awards and Vesting:

  • 2024 grant: 216,960 options (grant-date fair value $2,689,796; exercise $17.71; vest 25% at 1-year then monthly over 36 months) .
  • Prior notable grants: multiple option awards with exercise prices $9.98–$23.60 (vest over 4–5 years; monthly or 25% cliff + monthly thereafter) .
  • As of 12/31/2024, all Mr. Tooman’s options had exercise prices above the $6.88 ADS price (underwater) .

Policy and Design:

  • Long-term incentives delivered as time-vested options; the committee retains discretion to introduce performance conditions, and shareholder approval is required for option repricing (policy contemplates possibility) .
  • Comprehensive clawback adopted Nov 8, 2023 (Dodd-Frank/Nasdaq compliant) .

Equity Ownership & Alignment

ItemDetail
Total beneficial ownership3,151,368 ordinary shares (2.2% of 141,690,850 outstanding) as of 3/31/2025
Components (beneficial basis)33,486 shares held; 3,117,882 options exercisable within 60 days (included above)
Director interests (12/31/2024)Owned outright 33,486; options vested-not-exercised 2,481,651; unvested 2,606,187 (ordinary shares basis)
In-the-money status at 12/31/2024No positive intrinsic value; all options’ strikes > $6.88 ADS price
Ownership guidelinesNone; no formal stock ownership requirements
Hedging/pledging policyCompany states no policy that expressly limits hedging or pledging (governance caution)
Grant timingAnnual grants typically 1Q; new-hire options at month-end prior to start; no MNPI timing

Implication: With options largely underwater at 12/31/2024 and vesting spanning multiple years, near-term insider selling pressure from option exercises appears limited absent a material stock recovery .

Employment Terms

ProvisionCEO (Tooman)Notes
Term/At-willAt-will; 45-day notice if executive resigns; no notice required by company
Severance (no CIC)12 months base salary; prior-year bonus; pro-rata current-year bonus; COBRA differential; “good leaver” treatment for vested equity post-termination
Severance (within 12 months post-CIC)18 months base salary (lump sum on day 60); same bonus treatment; COBRA differential
Equity on CICUnvested awards vest per plan; any award not vested upon a “control” event fully vests if terminated without cause/for good reason following/at control
Potential payouts (12/31/2024)Termination w/o cause or for good reason: $1,048,000; With CIC: $1,572,000
Restrictive covenants12-month non-inducement and non-solicitation; confidentiality/IP assignment customary

Board Governance

  • Role/tenure: Executive Director since Feb 2022; nominated for re-appointment at 2025 AGM; next reappointment cycle expected 2028 .
  • Independence: Not independent due to executive role; board has independent Chair (Iain Ross) and majority independent directors .
  • Committees: Mr. Tooman is not listed as a member of Audit & Risk, Remuneration, Nominations, or Science & Technology committees (independent directors serve) .
  • Attendance: Board met 11 times in 2024; all directors achieved at least 75% attendance .
  • Director compensation: Executives do not receive additional pay for board service .

Dual-role implications: Separation of Chair and CEO mitigates concentration of power; independence is maintained at the committee level, but CEO’s board presence warrants continued monitoring of remuneration decisions and succession planning .

Compensation Structure Analysis

  • Pay mix: Significant equity via time-vested options aligns with long-term share price but lacks explicit performance conditions; committee has discretion to add performance metrics in future cycles .
  • 2024 bonus funding: Strong clinical progress balanced by shortfall in BD; payout calibrated to 95% corporate scorecard (quality of execution emphasized) .
  • Market positioning: CEO target total direct compensation around the 25th percentile of the 2024 peer group; 2025 target bonuses set at 75th percentile to aid retention/market competitiveness .
  • Governance flags: Policy allows option repricing with shareholder approval; no formal stock ownership guidelines; no explicit anti-hedging/pledging policy .

Performance & Track Record

Metric202220232024
SLN TSR (Value of $100 from 12/31/21)$63.83$72.71$28.80
Nasdaq Biotech Index TSR (Value of $100)$89.88$94.01$93.47
Net Income (USD millions)(50.33)(54.23)(45.31)
Revenue (GBP thousands)25,37533,833 (33% YoY)

Qualitative achievements:

  • SLN124 (divesiran): Positive Phase 1 interim data; Phase 2 dosing initiated; FDA Fast Track + Orphan, EU Orphan designations for PV .
  • SLN360 (zerlasiran): Substantial Lp(a) reductions in Ph1/2; positive FDA/EMA feedback on Phase 3 CV outcomes study design; pursuing global partnership for Phase 3/commercialization .

Say-on-Pay & Shareholder Feedback

  • First U.S.-style say-on-pay at 2025 AGM; board recommends FOR .
  • 2024 UK votes: Directors’ Remuneration Report FOR 88.2%; Remuneration Policy FOR 79.5% .

Director Compensation (for Board Service; informational)

  • Executive directors (incl. Tooman) receive no additional fees for director service .

Related Party / Red Flags

  • Related party transactions: None disclosed beyond compensation and director appointment letters; standard D&O indemnification .
  • Risk indicators: No ownership guidelines; no explicit hedging/pledging restriction; policy allows option repricing; TSR underperformance vs. biotech index; reliance on successful partnering for Phase 3 funding .

Compensation Peer Group (2024/2025 process)

  • Committee used Aon as independent advisor; set peer group (revised Sept 2024) including Arcturus, Beam, Centessa, Intellia, Kymera, Wave; aims for median cash and 50th–75th percentile equity positioning .

Equity Awards Detail (Outstanding at 12/31/2024; selected)

Grant DateExercisable (#)Unexercisable (#)Exercise PriceExpiry
1/6/2021181,25012,083$21.051/6/2031
1/6/202264,40923,924$23.601/6/2032
2/21/202288,54236,458$18.992/21/2032
9/16/2022135,000165,000$11.599/16/2032
1/5/2023335,416364,584$15.381/5/2033
9/14/202322,60049,720$9.989/14/2033
1/4/2024216,960$17.711/4/2034

Vesting schedules: predominantly 25% at 1-year then 36 monthly vesting; some awards vest in 48 or 60 equal monthly installments .

Investment Implications

  • Alignment and retention: Large, time-vested equity exposure with multi-year vesting and underwater options as of 12/31/2024 create retention hooks and low near-term monetization pressure; severance (12/18 months base) and CIC protections (double-trigger) lower retention risk through pivotal Phase 3/partnering milestones .
  • Incentive intensity vs. performance: Annual bonuses link to operational milestones (95% achieved in 2024), but long-term equity currently lacks explicit performance conditions—consider engaging for PSU/TSR-linked awards as program matures .
  • Governance watch-outs: No stock ownership guidelines and no explicit hedging/pledging policy; plan language allows option repricing with shareholder approval—areas to monitor for pay-for-performance alignment and shareholder-friendly practices .
  • Trading signals: With options out-of-the-money and vesting staggered, forced insider selling risk is low near-term; positive partnering or Phase 3 catalysts would be needed to unlock option value and could alter selling dynamics if options move in-the-money .
  • Execution risk: TSR underperformance vs. biotech peers underscores reliance on successful partnering for zerlasiran and clinical execution for divesiran to drive value re-rating; compensation design provides continuity but could be sharpened with performance-based equity to reinforce outcome-driven alignment .

Executive compensation summary (USD):

YearSalaryOption Awards (Grant-Date Fair Value)Non-Equity Incentive (Bonus)Total
2024618,8442,689,796352,7413,693,970
2023589,3757,636,244840,9389,099,969
2022557,1185,264,235136,0006,039,265