The9 Ltd
NCTY
BIT Mining
BTCM
FRMO CORP
FRMO
Digihost Technology
DGHI
Abits
ABTS
abrdn Healthcare Opportunities Fund is a non-diversified closed-end fund in the United States. The fund's investment objective is to seek current income and long-term capital appreciation through investments in U.S. and non-U.S. companies.