Amgen to halt construction of new building in Boulder

BOULDER — Amgen Inc. is halting work on its new building at 3625 Walnut St. as soon as the shell and core are completed, an Amgen spokeswoman has confirmed.

Although selling the 66,000-square-foot, two-story building has not been ruled out, Amgen has not made any plans yet, said Lynne Henderson, an Amgen spokeswoman based in Thousand Oaks, Calif. Shell construction is expected to be complete in February or March, said Andy Fiamengo, division business development manager for Taylor Ball Construction.

The biotechnology giant in early September announced it was looking for…