# clm_EF1F22BF3928

subject: Merck & Co. (/record/merck.md)  
predicate: board_member  
value: Mary Ellen Coe  
valid_from: 2019-03-18  
valid_to: null  
published: no source on record carries a date  
recorded: 2026-11-08  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-11  
cite: AsOf. "Merck & Co. board member: Mary Ellen Coe", as of 2019-03-18. Claim clm_EF1F22BF3928, https://asof.is/claim/clm_EF1F22BF3928, accessed 2026-11-11. Source: https://www.merck.com/leadership/mary-ellen-coe/.  
checked: 2026-11-11 · its source page states the value and the date  

> announcing the election of Mary Ellen Coe, to the Company’s Board of Directors (the “Board”), effective March 18, 2019.

What https://www.sec.gov/Archives/edgar/data/310158/000031015819000007/a8-kx2019_01x29item502.htm says, word for word.

## Sources

- https://www.wikidata.org/wiki/Q247489 (secondary, Wikidata)
- https://www.merck.com/leadership/mary-ellen-coe/ (primary)
- https://www.sec.gov/Archives/edgar/data/310158/000031015819000007/a8-kx2019_01x29item502.htm (primary)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.