The answer, apparently, is shares. She was a stockholder in the operation before it signed on in 1972. This article is from Dec. 1971, from the week the still unnamed TV outlet got its licence as the first commercial UHF TV station in Canada. 

Who knew those Four Strong Winds blew at 99 Queen St. E?

(Also worth noting - Moses Znaimer is listed simply as a "shareholder." As it turned out, he was a lot more than that.)