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stock holdings; one's shares
彼は持株の一部を売却した。
He sold off some of his stock holdings.
創業者は会社の持株を増やし続けた。
The founder continued to increase his stock holdings in the company.
その会社の持株は、彼の全資産の大部分を占めていた。
His stock holdings in that company accounted for the majority of his total assets.