MILWAUKEE--(BUSINESS WIRE)--The Ademi Firm is investigating Tourmaline (NASDAQ: TRML) for possible breaches of fiduciary duty and other violations of law in its transaction with a Novartis. Click here to learn how to join our investigation and obtain additional information or contact us at gademi@ademilaw.com or toll-free: 866-264-3995. There is no cost or obligation to you. Shareholders of Tourmaline will $48.00 per share in cash at closing, or a total equity value of approximately$1.4 billio. ...