NioCorp is trading 5.2% down at $4.23, with the immediate catalyst unclear.
- Declines extended from $4.46 on August 19 and $4.53 on August 18.
- Searches found no new company-specific announcement dated August 20 explaining the move; the August 10 feasibility study and Lockheed Martin scandium-supply memorandum predate today’s decline.
- Broader equities are weaker, but materials are rising.