# Vertex Pharmaceuticals board members entity: /record/vertex-pharmaceuticals.md predicate: board_member page: /record/vertex-pharmaceuticals/board_member as_of: 2026-11-13 cite: AsOf. "Vertex Pharmaceuticals board member: Michel Lagarde", as of 2023-10-05. Claim clm_CE6447C7794C, https://asof.is/claim/clm_CE6447C7794C, accessed 2026-11-13. Source: https://www.sec.gov/Archives/edgar/data/875320/000087532023000023/0000875320-23-000023-index.htm. As of November 13, 2026, Vertex Pharmaceuticals's board members on the AsOf record are Michel Lagarde and Nancy Thornberry, each a claim of its own with its date, from 1 source in all. 2 claims on Vertex Pharmaceuticals's board member, 2 open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted. ## Current board members What the record asserts on 2026-11-13. - [Vertex Pharmaceuticals](/record/vertex-pharmaceuticals.md) | board_member | Michel Lagarde | valid 2023-10-05 to present | conf 0.95 | valid | [clm_CE6447C7794C](/claim/clm_CE6447C7794C.md) sources: https://www.sec.gov/Archives/edgar/data/875320/000087532023000023/0000875320-23-000023-index.htm - [Vertex Pharmaceuticals](/record/vertex-pharmaceuticals.md) | board_member | Nancy Thornberry | valid 2023-12-05 to present | conf 0.95 | valid | [clm_C5A87DD09D30](/claim/clm_C5A87DD09D30.md) sources: https://www.sec.gov/Archives/edgar/data/875320/000087532023000047/0000875320-23-000047-index.htm ## Every dated value One claim per line, oldest first. Superseded claims stay visible. - [Vertex Pharmaceuticals](/record/vertex-pharmaceuticals.md) | board_member | Michel Lagarde | valid 2023-10-05 to present | conf 0.95 | valid | [clm_CE6447C7794C](/claim/clm_CE6447C7794C.md) sources: https://www.sec.gov/Archives/edgar/data/875320/000087532023000023/0000875320-23-000023-index.htm - [Vertex Pharmaceuticals](/record/vertex-pharmaceuticals.md) | board_member | Nancy Thornberry | valid 2023-12-05 to present | conf 0.95 | valid | [clm_C5A87DD09D30](/claim/clm_C5A87DD09D30.md) sources: https://www.sec.gov/Archives/edgar/data/875320/000087532023000047/0000875320-23-000047-index.htm ## Questions this record answers ### Who are Vertex Pharmaceuticals's board members? Michel Lagarde (since October 5, 2023) and Nancy Thornberry (since December 5, 2023), as the record asserts them on November 13, 2026. ### When did Vertex Pharmaceuticals's board member last change? The latest value on the record is Nancy Thornberry, dated December 5, 2023; before it the record holds Michel Lagarde, dated October 5, 2023. ### What was Vertex Pharmaceuticals's board member before Nancy Thornberry? Michel Lagarde, valid from October 5, 2023 (status valid), from a primary source (sec.gov). ## Read on - This page: /record/vertex-pharmaceuticals/board_member (markdown: /record/vertex-pharmaceuticals/board_member.md) - Entity twin: /record/vertex-pharmaceuticals.md ยท timeline: /timelines/vertex-pharmaceuticals.md - Every company's board members: /facts/board_member.md --- AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.