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Tomas Cihlar, Ph.D.

Director at ASSEMBLY BIOSCIENCESASSEMBLY BIOSCIENCES
Board

About Tomas Cihlar, Ph.D.

Tomas Cihlar, Ph.D. (age 58) has served on Assembly Biosciences’ Board since December 2023 as a Gilead Sciences designee. He is Senior Vice President, Virology at Gilead (since Oct 2021), and previously served as Vice President, Research Virology (2015–2021). He holds an M.Sc. in biotechnology/bioengineering and a Ph.D. from institutions in Prague. The Board classifies him as not independent due to his Gilead designation .

Past Roles

OrganizationRoleTenureCommittees/Impact
Gilead Sciences, Inc.Senior Vice President, VirologyOct 2021–presentLeads virology research programs; oversight across HIV, hepatitis, herpes, respiratory and emerging viruses
Gilead Sciences, Inc.Vice President, Research VirologyAug 2015–Oct 2021Leadership of antiviral discovery programs leading to novel candidates and regulatory filings

External Roles

OrganizationRoleTenureCommittees/Impact
Antiviral TherapyEditorial Board MemberNot disclosedScientific editorial oversight
Antiviral ResearchEditorial Board MemberNot disclosedScientific editorial oversight
Various advisory boards/committeesMemberNot disclosedAdvisory contributions in virology and drug development

Board Governance

  • Independence status: Not independent (Gilead designee); Board has six independent nominees among ten total .
  • Committee assignments: None. He is not listed on Audit, Compensation, Nominating & Governance, or Science & Technology Committees .
  • Attendance: Board met six times in 2024; all directors attended at least 75% of Board and applicable committee meetings; independent directors held four executive sessions in 2024 .
  • Board leadership: Independent Chair (William R. Ringo, Jr.) .

Fixed Compensation

  • Policy: Non‑employee directors receive cash retainers and annual equity; however, Gilead designees (including Dr. Cihlar) receive no director compensation .
  • 2024 compensation summary: $0 fees; $0 equity awards for Tomas Cihlar .
ComponentAmountNotes
Annual cash retainer$0Gilead designees do not receive compensation
Committee/Chair fees$0No committee service; Gilead designees unpaid
Meeting fees$0Company does not pay per meeting
Total 2024 cash$0

Reference schedule for non‑Gilead directors (for context): $40,000 base; Chair $80,000; Audit Chair $20,000; Audit member $10,000; Compensation Chair $15,000; Compensation member $7,500; Nominating/Science Chair $10,000; Nominating/Science member $5,000 .

Performance Compensation

  • Equity awards (director): None for Gilead designees; no options or RSUs granted .
  • Director equity limit: Plan caps total non‑employee director compensation (cash plus equity grant-date value) at $1,000,000/year .
MetricGrant DateShares/UnitsExercise PriceGrant-Date Fair Value
Stock options (annual)N/A0N/A$0
RSUs/PSUsN/A0N/A$0

Other Directorships & Interlocks

  • Other public company boards: None (matrix indicates 0 other public boards for Cihlar) .
  • Interlocks/Related parties: Gilead holds ~28.9% of ASMB and has rights to designate two directors (currently Cihlar and Robert D. Cook II). Agreements include an October 2023 collaboration (upfront $85M; opt-in rights; milestone/royalty economics), and equity agreements (premium share purchases; 2024 warrant; standstill/lockup). Gilead’s designation and equity stake create governance interlocks to monitor .

Expertise & Qualifications

  • Infectious diseases/antiviral research; drug discovery/development; oversight across HIV, hepatitis, herpes, respiratory/emerging infections; editorial roles indicate domain depth .
  • Board skills matrix: Strategic planning and pharma industry expertise (board-wide), with no finance/accounting designation for his profile .

Equity Ownership

  • Beneficial ownership: No shares reported (“—”), <1% of outstanding; footnote confirms Gilead designees do not receive option grants .
  • Pledged shares: Company states no known pledging arrangements that may result in change of control .
  • Vested/unvested/options/RSUs: None reported for Cihlar; no director options granted to Gilead designees .
  • Ownership guidelines: Company currently has no stock ownership guidelines (Compensation Committee decided in May 2024 not to adopt given biotech volatility; annual review planned) .
CategoryValueNotes
Shares beneficially owned<1%; explicitly shown as “—”
% outstanding<1%Table indicates asterisk “*” (<1%)
Options exercisable (60 days)0Gilead designees receive no options
RSUs vesting (60 days)0None disclosed for Cihlar
Pledged/hedgingNone knownCompany discloses no pledging arrangements known

Governance Assessment

  • Independence and conflicts: RED FLAG—Non‑independent director designated by a 28.9% shareholder with extensive commercial agreements (collaboration, equity investments, warrants, rights to designate directors). This necessitates strong related‑party oversight and clear recusal protocols on Gilead‑related matters .
  • Mitigating structures: Independent Chair; majority-independent Board; fully independent Audit, Compensation, and Nominating/Governance Committees; Audit Committee must pre‑approve and review related‑party transactions on arm’s‑length terms. Notably, Cihlar is not seated on any committee, limiting direct influence over audit/comp/nomination decisions .
  • Director pay alignment: Positive signal—Gilead designees do not receive ASMB director compensation or equity grants, reducing direct pay‑related conflicts. Broader director pay program exists but excludes designees .
  • Attendance/engagement: Met required attendance (≥75%) and attended annual meeting; independent directors held four executive sessions, supporting board effectiveness and oversight .
  • Shareholder sentiment: 2024 Say‑on‑Pay passed with ~99% support, indicating overall governance/compensation confidence; continue monitoring given large minority holder influence .

Overall investor implications: While domain expertise is strong, the combination of Gilead’s significant equity stake, broad collaboration rights, and board designees is a governance sensitivity. The independent committee structure and lack of ASMB pay for designees are mitigants; ongoing vigilance on recusals and Audit Committee oversight of Gilead‑related decisions remains critical .