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Donna Dubinsky

Director at TWILIOTWILIO
Board

About Donna Dubinsky

Donna Dubinsky (age 69) is an independent director of Twilio, serving since December 2018. She is a technology entrepreneur and operator: co‑founder of Numenta (CEO 2005–2022; Board Chair 2005–2024), co‑founder/CEO of Handspring (1998–2003; Acting CFO 2002–2003), and CEO of Palm (1992–1998). She served as Senior Counselor to U.S. Commerce Secretary Gina Raimondo (2022–2023). She holds a B.A. from Yale and an MBA from Harvard Business School. She currently serves on the Nominating & Corporate Governance Committee; the Board affirms her independence under NYSE standards .

Past Roles

OrganizationRoleTenureCommittees/Impact
Numenta, Inc.Co‑founder; Chief Executive Officer; Board ChairCEO 2005–2022; Chair 2005–2024Machine intelligence company; long‑term leadership and governance
Handspring, Inc.Co‑founder; President & CEO; Acting CFO1998–2003; Acting CFO 2002–2003Led PDA maker through growth and finance oversight
Palm Computing, Inc.President & CEO1992–1998Early handheld computing pioneer; scale-up leadership
U.S. Dept. of CommerceSenior Counselor to the Secretary2022–2023Public policy and regulatory experience

External Roles

OrganizationRoleTenureCommittees/Impact
Natcast, Inc. (non‑profit semiconductor research)DirectorSince 2023Sector oversight and public‑interest governance
Intuit Inc.Director (prior)Not disclosedPrior public company board experience (outside last five years)
Yale UniversityBoard member; Senior Fellow (2 years)Not disclosedAcademic governance and leadership
Other public company boards (last 5 years)NoneNo interlocks disclosed in last five years

Board Governance

  • Status: Independent director; Board determined Dubinsky meets NYSE independence criteria .
  • Committees: Nominating & Corporate Governance Committee member (Chair: Erika Rottenberg; members: Dubinsky, Deval Patrick; 4 meetings in 2024; 100% independent) .
  • Audit/Comp Committee: Not a current member; Audit (8 meetings, all independent) and Compensation & Talent Management (6 meetings, all independent) are chaired by other directors .
  • Attendance: Board held 9 meetings in 2024; each director attended at least 75% of board and committee meetings; all directors attended the 2024 annual meeting .
  • Board leadership: Independent Board Chair (Jeff Epstein); independent executive sessions conducted regularly .
  • Tenure: Director since 2018; Class III nominee for term through 2028 .

Fixed Compensation

ComponentValue/StructureVesting/TimingNotes
2024 Total Director Compensation (RSUs only)$301,890RSUs vest immediately upon grantAggregate grant-date fair value under ASC 718
Annual Equity Grant (policy)$250,000 in RSUsGranted quarterly (Sep 15, Dec 15, Mar 15, mid‑June)Fully vested at grant; shares determined by 30‑day avg closing price
Annual Board Retainer (equity)$45,000 (raised to $60,000 in Apr 2025)Quarterly RSUsAmendments based on Compensia peer review
Committee Member Retainers (equity)Audit $13,000; Compensation $10,000; Nominating/Gov $6,000Quarterly RSUsChairs receive higher retainers (Audit $26k; Comp $20k; NGC $12k)
Non‑Employee Director Compensation PolicyRSUs only; no cashQuarterly grantsDesigned to align director interests; policy reviewed with Compensia

Other terms:

  • Death equity acceleration policy: 2 years supplemental vesting upon death (directors and employees) .
  • Annual cap: Total director comp capped at $750,000 per calendar year under the 2016 Plan .
  • Expense reimbursement: Reasonable out‑of‑pocket expenses reimbursed .
  • Deferred compensation: May defer RSUs into DSUs; paid in shares after departure/sale event/death .

Performance Compensation

Performance-based elementStatus
Performance metrics tied to director compensation (e.g., revenue growth, TSR, ESG)None disclosed; non‑employee directors paid solely in time‑vested RSUs; no options or cash
Award vesting conditionsQuarterly RSUs fully vested at grant; acceleration on “sale event” per plan; not performance‑based

Other Directorships & Interlocks

CategoryDetails
Current public company boards (last 5 years)None
Prior public company boardsIntuit Inc. (dates not disclosed)
Non‑profit/academicYale University (Senior Fellow; board member); Natcast, Inc. (since 2023)
Interlocks and conflictsNone disclosed with competitors/suppliers/customers; see related‑party note below

Expertise & Qualifications

  • Founder/operator with scale‑up expertise (Palm, Handspring, Numenta); strategic leadership and innovation credentials .
  • Governmental/regulatory insight from U.S. Commerce Senior Counselor role .
  • Education: Yale (B.A.), Harvard Business School (MBA) .
  • Board qualifications cited: Business strategy, innovation, executive leadership, technology landscape, start‑up to public company growth .

Equity Ownership

HolderShares Beneficially Owned% of OutstandingNotes
Donna Dubinsky9,451<1% (*)Held as trustee of Shustek‑Dubinsky Family Trust
Accumulated DSUs (deferred RSUs)13,210N/ADSUs excluded from beneficial ownership count

Policies and alignment:

  • Director stock ownership guidelines: 5x Annual Board Retainer; counts directly/beneficially owned shares and vested/held or deferred RSUs; five‑year phase‑in; all non‑employee directors compliant or within phase‑in as of Dec 31, 2024 .
  • Prohibited hedging/pledging/short sales for directors (Insider Trading Policy) .

Insider Trades (Form 4 – 2024–2025)

Pattern: Quarterly RSU awards (A) and immediate intra‑filing gifts (G) aligned with quarterly grant dates; post‑transaction holdings disclosed.

Transaction DateFiling DateTypeSharesPost‑Txn OwnershipSEC Link
2025‑11‑132025‑11‑17Gift (indirect)4,06320,670https://www.sec.gov/Archives/edgar/data/1447669/000175931625000005/0001759316-25-000005-index.htm
2025‑09‑152025‑09‑17Award (direct)763763https://www.sec.gov/Archives/edgar/data/1447669/000144766925000126/0001447669-25-000126-index.htm
2025‑09‑152025‑09‑17Gift (indirect)76324,733https://www.sec.gov/Archives/edgar/data/1447669/000144766925000126/0001447669-25-000126-index.htm
2025‑06‑092025‑06‑11Award (direct)691691https://www.sec.gov/Archives/edgar/data/1447669/000144766925000090/0001447669-25-000090-index.htm
2025‑06‑092025‑06‑11Gift (indirect)69123,970https://www.sec.gov/Archives/edgar/data/1447669/000144766925000090/0001447669-25-000090-index.htm
2025‑03‑152025‑03‑18Award (direct)618618https://www.sec.gov/Archives/edgar/data/1447669/000144766925000041/0001447669-25-000041-index.htm
2025‑03‑152025‑03‑18Gift (indirect)61823,279https://www.sec.gov/Archives/edgar/data/1447669/000144766925000041/0001447669-25-000041-index.htm
2024‑12‑152024‑12‑17Award (direct)732732https://www.sec.gov/Archives/edgar/data/1447669/000144766924000198/0001447669-24-000198-index.htm
2024‑12‑152024‑12‑17Gift (indirect)73222,661https://www.sec.gov/Archives/edgar/data/1447669/000144766924000198/0001447669-24-000198-index.htm
2024‑09‑152024‑09‑17Award (direct)1,2401,240https://www.sec.gov/Archives/edgar/data/1447669/000144766924000140/0001447669-24-000140-index.htm
2024‑09‑152024‑09‑17Gift1,24021,929https://www.sec.gov/Archives/edgar/data/1447669/000144766924000140/0001447669-24-000140-index.htm
2024‑06‑052024‑06‑07Award (direct)1,2451,245https://www.sec.gov/Archives/edgar/data/1447669/000144766924000086/0001447669-24-000086-index.htm
2024‑06‑052024‑06‑07Gift1,24520,689https://www.sec.gov/Archives/edgar/data/1447669/000144766924000086/0001447669-24-000086-index.htm
2024‑03‑152024‑03‑19Award (direct)1,2481,248https://www.sec.gov/Archives/edgar/data/1447669/000144766924000040/0001447669-24-000040-index.htm
2024‑03‑152024‑03‑19Gift1,24819,444https://www.sec.gov/Archives/edgar/data/1447669/000144766924000040/0001447669-24-000040-index.htm

Source: Insider trades skill output; Form 4 filings as linked.

Related-Party Exposure

  • Numenta sublease: Twilio subleased 2,420 sq ft of its Redwood City office to Numenta (Dubinsky served as Numenta Board Chair through Nov 30, 2024). Initial term began Aug 1, 2021 with two optional 12‑month extensions. Renewals increased rent to $18,771.75/month effective Aug 1, 2022 and $19,334.90/month effective Aug 1, 2023; total rent paid by Numenta in 2024 was approx. $135,344. The sublease expired July 31, 2024 and was on market‑rate terms no less favorable than to unaffiliated parties; Audit Committee oversees related party transactions under policy .

Governance Assessment

  • Strengths

    • Independence and expertise: Long‑tenured technology operator with public policy experience; independent director with committee service on Nominating & Corporate Governance .
    • Alignment: RSU‑only director compensation, quarterly vesting, and stock ownership guidelines (5x board retainer) support skin‑in‑the‑game; prohibition on hedging/pledging enhances alignment .
    • Engagement: Board and committee meeting cadence (9 board; 4 NGC in 2024) with minimum attendance met; all directors attended the 2024 annual meeting .
  • Watch items / RED FLAGS

    • Related party transaction: Historical Numenta sublease while Dubinsky chaired Numenta; disclosed and stated at market terms, expired July 31, 2024. Continued vigilance on any future related‑party arrangements is warranted .
    • Quarterly gifts of RSUs: Regular Form 4 gifts following awards suggest estate/charitable planning; not misaligned but reduces direct holdings; monitor for any pledging/hedging (prohibited by policy) and ongoing ownership versus guideline compliance .
  • Broader governance signals

    • Independent Board Chair and executive sessions; proposals to declassify the board and eliminate supermajority voting provisions reflect shareholder‑responsive governance .