The phrase "a half share of" is correct and usable in written English.
It can be used when referring to a portion or percentage of something, typically in contexts involving ownership or distribution.
Example: "After the partnership was formed, each member received a half share of the profits."
Alternatives: "a 50% stake in" or "a partial ownership of".
Under the agreement, R &B Falcon stockholders will receive a half share of newly issued Transocean Sedco shares for each R & B Falcon share.
A long-standing agreement to swap 25% of Sakhalin II for a half share of one of Gazprom's gas fields faltered as Shell's costs escalated.
It is now paying, ahem, £110m to Cazenove for a half share of the investment-banking joint venture and putting in £50m of capital and 70 of its staff.
His father campaigned to take the Olympic Games to Seoul in 1988, and Chung worked tigerishly to win a half share of staging the 2002 World Cup, which was jointly held in South Korea and Japan.
Mr Justice Hickinbottom found that the council behaved properly throughout, but was prompted to buy out the loan partly because, in April 2012, Sisu had withheld rent due at the Ricoh in order to financially "distress" ACL and buy a half share of it "at a knockdown price".
Real estate group Hammerson climbed 35.75p to 432.75p after unveiling a £584m rights issue to bolster its balance sheet, while British Land added 46.5p to 501p as it sold a half share of Sheffield's Meadowhall shopping centre for £587.7m to London and Stamford Property, up 1.25p to 116.5p, and its Gulf-based investment partner Cavendish.
That same capital outlay will only get you 28 shares of Apple or eight and a half shares of Google.
JDA, whose shares closed at $10.40 yesterday, in June proposed an exchange of a half share for each share of QRS.
Jeremy Hunt A millionaire outside politics, he owns a half-share of holiday house in Italy that is rented and a half-share of a London office, also rented.
In 1776, Sheridan and Linley became partners with Ford in a half-share of Drury Lane Theatre.
Statistically it was a curious innings although he did not receive a half-share of the strike.
