INVESTORS & MEDIA
SEC Filing Details
SEC Filing Details
Document Details
Form
Filing Date
Jan 14, 1997
Document Date
Jan 14, 1997
Form Description
A statement of beneficial ownership of common stock by certain persons
Filing Group
Other
Company
Regeneron Pharmaceuticals Inc.
Issuer
REGENERON PHARMACEUTICALS, INC.
Filer
WARBURG PINCUS ASSET MANAGEMENT INC