Latest News Arm Stock Is Dropping Again. Why Its Owner Is Happy. By September 19, 202314 views ShareTweet 0 share this article! Arm Stock Is Dropping Again. Why Its Owner Is Happy. | Barron’s Arm Holdings shares were falling again early Tuesday as they fell back toward their opening price at the company’s initial public offering. While investors cooled toward the chip-design firm, majority owner SoftBank Group was c… Already a subscriber? Sign In Read More share this article!