The phrase "an additional share" is correct and usable in written English.
You can use it when referring to an extra portion or unit of something, often in contexts related to finance, investments, or distribution.
Example: "The company decided to issue an additional share to increase its capital and attract more investors."
Alternatives: "an extra share" or "a supplementary share".
REUTERS Facebookok's $5 Billion Tax Bill | Facebook plans to raise about $5 billion through an additional share sale late in the year, to pay taxes on the profit that employees stand to make in the I.P.O., The Financial Times reports.
Nishida has already ruled out an additional share offering.
The Cupertino-based computer maker said each share held on Feb. 18 will get an additional share.
Asked if he would like to use an additional share issue to fund a big acquisition, he smiles broadly and replies, "Why not?" ST accounts for just 3.5% of the fragmented, $150 billion global chip market.
As some commenters point out, the implied value is 1/12th of Time Warner since at the time of the distribution everyone with 11 shares will receive an additional share.
If you hold the convertible, you are partly insulated from a price decline in the common stock by virtue of an adjustable conversion formula that assuages your pain — you get a fraction of an additional share if the common does poorly.
By the time of this posting, Scherf had destroyed seven airborne or grounded German aircraft, with an additional shared victory.
We propose that this feature comprises an additional, shared characteristic of the newly recognized afrotherian clade.
We report 5' and 3' IOS as an additional shared feature of the two mt chromosomes.
Moreover, we would propose that large-scale chromosomal structure has a dominant influence on the intrachromosomal distributions of genomic elements, and provides for an additional shared hierarchy of genomic organization within Arabidopsis.
In addition to polymorphic elements with the Yg6a2 and Yg5b3 consensus sequences, polymorphic elements were identified with the diagnostic mutations for each of these subfamilies along with an additional shared mutation in each case.
