# clm_D76E4D0088C5

subject: Regeneron Pharmaceuticals (/record/regeneron-pharmaceuticals.md)  
predicate: quarterly_research_and_development  
value: 1,543,500,000 United States dollar  
valid_from: 2026-03-31  
valid_to: 2026-06-30  
published: 2026-04-29  
recorded: 2026-11-08  
confidence: 0.95  
status: superseded  
assertable: true  
superseded_by: clm_223E08E3A074  
last_updated: 2026-11-08  
cite: AsOf. "Regeneron Pharmaceuticals quarterly research and development: 1,543,500,000 United States dollar", as of 2026-03-31 (until 2026-06-30). Claim clm_D76E4D0088C5, https://asof.is/claim/clm_D76E4D0088C5, accessed 2026-11-09. Source: https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/0000872589-26-000016-index.htm.  
checked: 2026-11-08 · parsed from the SEC filing  
parsed from: us-gaap:ResearchAndDevelopmentExpense in 10-Q Q1 FY2026, filed 2026-04-29  

## Sources

- https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/0000872589-26-000016-index.htm (primary, SEC EDGAR 10-Q Q1 FY2026, published 2026-04-29)

## Supersedes

- [Regeneron Pharmaceuticals](/record/regeneron-pharmaceuticals.md) | quarterly_research_and_development | 1,475,000,000 United States dollar | valid 2025-09-30 to 2026-03-31 | conf 0.95 | superseded | superseded_by [clm_D76E4D0088C5](/claim/clm_D76E4D0088C5.md) | [clm_F00F9DA4362C](/claim/clm_F00F9DA4362C.md)

---

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