借株
か
り
か
ぶ
Meanings
1
rented coaching stock
Sumo term for a wrestler who is temporarily promoted to a higher rank by borrowing the stock (kabu) of another wrestler, usually to fill a vacancy in the banzuke.
He became a sekitori through rented coaching stock.
A wrestler with rented stock loses the position when the original stockholder retires.
2
stock borrowing
Finance term for borrowing shares, typically for short selling or other trading strategies.
The cost of stock borrowing is rising.
To short sell, you first need to borrow shares.