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Timothy Springer

Director at Tectonic Therapeutic
Board

About Timothy A. Springer

Timothy A. Springer, Ph.D. (age 77) is an independent Class II director of Tectonic Therapeutic, Inc., co-founded the company in June 2019, and previously served as Chair until August 2020; he is the Latham Family Professor at Harvard Medical School and a Senior Investigator at Boston Children’s Hospital with extensive scientific and biotech board experience . He has served on boards including Morphic Therapeutic (until its August 2024 acquisition by Eli Lilly) and Selecta Biosciences (now Cartesian Therapeutic), and is founder/board member of Seismic Therapeutic; he holds a B.A. in Biochemistry (UC Berkeley) and a Ph.D. in Biochemistry and Molecular Biology (Harvard), with notable scientific awards and National Academy of Sciences membership . The Board determined Dr. Springer is independent under Nasdaq and SEC standards .

Past Roles

OrganizationRoleTenureCommittees/Impact
Tectonic Therapeutic, Inc.Co-founder; Director; Chair (former)Director since Jun 2019; Chair Jun 2019–Aug 2020 Current Chair, Nominating & Corporate Governance Committee
Morphic TherapeuticFounder; Board member; Scientific advisorBoard member Jun 2015–Aug 2024 (acquired by Eli Lilly) N/A (not disclosed)
Selecta Biosciences (now Cartesian Therapeutic)Scientific advisor; Board memberAdvisor since Dec 2008; Director since Jun 2016 N/A (not disclosed)

External Roles

InstitutionRoleTenureNotes
Harvard Medical SchoolLatham Family ProfessorSince 1989 Also Professor of Biological Chemistry and Molecular Pharmacology
Boston Children’s HospitalSenior Investigator, Cellular and Molecular Medicine Program; Professor of MedicineSenior Investigator since 2012; Professor since 2011
Seismic TherapeuticFounder and Board MemberCurrent (dates not specified) Private company
Honors/RecognitionMultiple prestigious awards; NAS MemberVarious Lasker, Gairdner, AHA Basic Research Prize, Robert Koch Prize, etc.

Board Governance

  • Independence: Board affirmatively determined Dr. Springer is independent, including for audit and compensation committee independence standards, though he serves on neither committee .
  • Committees: Chair, Nominating & Corporate Governance Committee; committee membership is Dr. Springer (Chair) and Terrance McGuire .
  • Meetings/Attendance: In 2024 post-merger, Board met 4 times; Audit met 3; Compensation met 4; Nominating held 0; no director attended fewer than 75% of applicable meetings .
  • Board leadership: Independent, non-executive Chair is Terrance McGuire; CEO role separated from Chair, with regular executive sessions of independent directors .
  • Policies: Code of Conduct; Insider Trading Policy filed as 10-K exhibit; hedging/derivatives and margin accounts prohibited .

Fixed Compensation (Director)

Component2024 ActualPolicy RateNotes
Cash fees$24,000 $40,000 annual retainer; $8,000 Nominating Chair; or $4,000 if member; prorated quarterly 2024 amounts reflect partial/prorated periods post-merger
Option award (grant-date fair value)$162,326 Annual grant policy: option to purchase 7,400 shares; cash value cap $400,000; initial grant 14,800 shares cap $800,000 Company-wide director option grants on Jun 20, 2024: 11,760 options at $16.80 strike; vest 1/3 at year 1 then monthly to year 3
Total$221,568 N/A
  • 2024 Director Option Grant Details: 11,760 options granted to each non-employee director at $16.80 strike; 3-year vesting (1/3 at first anniversary then monthly) .

Performance Compensation (Director)

  • No performance-based metrics disclosed for director compensation; equity grants vest time-based per Non-Employee Director Compensation Policy .

Other Directorships & Interlocks

Company/FundRolePotential Interlock/Transaction
Morphic TherapeuticBoard member; founder; scientific advisorService ended Aug 2024 upon acquisition by Eli Lilly
Selecta Biosciences (now Cartesian Therapeutic)Board member; scientific advisorOngoing director service since 2016
Seismic TherapeuticFounder; Board memberPrivate company; ongoing
Financing participants alongside TECX directorsEntities affiliated with Polaris Partners (McGuire), Vida Ventures (Vitorovic), and SpringerParticipated in Jan 2024 subscriptions/SAFEs and Feb 2025 private placement; see Related Party Transactions

Expertise & Qualifications

  • Scientific leadership in cell surface molecules; extensive biotech investment and board experience; NAS member; multiple top scientific awards .
  • Academic credentials: B.A. Biochemistry (UC Berkeley); Ph.D. Biochemistry and Molecular Biology (Harvard) .

Equity Ownership

HolderShares Beneficially Owned% of OutstandingBreakdown/Notes
Timothy A. Springer, Ph.D.5,382,415 28.8% 4,226,058 held by Dr. Springer; 186,134 held by spouse Dr. Chafen Lu; 970,223 held by TAS Partners, LLC (Dr. Springer sole managing member; disclaims beneficial ownership of TAS)
Options outstanding (as of 12/31/2024)11,760 N/AGrant date Jun 20, 2024; $16.80 strike; 3-year vesting schedule
Feb 2025 private placement participationTAS Partners $33,000,000; Dr. Springer $6,999,977 N/APurchased additional TECX common shares
  • Hedging/Pledging: Company prohibits hedging transactions and holding stock in margin accounts; publicly-traded options trading prohibited (other than compensatory awards) .

Related Party Transactions (Conflict Scan)

  • Jan 30, 2024 Subscription and SAFEs: Entities affiliated with Dr. Springer purchased ~$41,999,997 of Legacy Tectonic common stock; other Board-affiliated entities (Polaris Partners; Vida Ventures; Polaris Founders) also participated .
  • Feb 2025 Private Placement: TAS Partners ($33,000,000) and Dr. Springer ($6,999,977) purchased common shares; other significant investors included Deep Track, FMR LLC, EcoR1, and CFO Daniel Lochner ($249,964) .
  • Policy: Written Related Person Transaction Policy requires audit committee approval of transactions >$120,000 with related persons; policy adopted post-transaction; audit committee pre-approved Deloitte fees post-merger; indemnification agreements in place for directors .

Governance Assessment

  • Positives:
    • Independent director with deep scientific and biotech board expertise; Chair of Nominating & Corporate Governance Committee, aligning skills with board effectiveness .
    • Strong ownership alignment (28.8%), significant personal and affiliated capital committed in financings; hedging/pledging prohibited, supporting investor alignment .
    • Board structure separates Chair and CEO; regular executive sessions; majority independent board .
  • Risks/Watch items:
    • Ownership concentration (28.8%) may influence governance dynamics despite independence determination; he chairs the committee overseeing board composition .
    • Nominating & Corporate Governance Committee held zero meetings in 2024 post-merger, raising engagement questions after significant corporate changes .
    • Repeated related-person participation in major financings (Springer, Polaris, Vida); ensure rigorous application of Related Person Transaction Policy and independent oversight to mitigate conflict risk .
  • Director Compensation Mix:
    • 2024 mix skewed toward equity (options) with modest cash fees; time-based vesting reduces performance sensitivity for board pay; no performance metrics disclosed for directors .

RED FLAGS: High ownership concentration combined with chairing the Nominating & Corporate Governance Committee; related-party financing participation; inactivity of the nominating committee in 2024 post-merger .