MILWAUKEE, May 29, 2024 /PRNewswire/ -- Ademi LLP is investigating Marathon Oil (NYSE: MRO) for possible breaches of fiduciary duty and other violations of law in its transaction with ConocoPhillips.Click here to learn how to join the https://www.ademilaw.com/case/marathon-oil-corporation or call Guri Ademi toll-free at 866-264-3995.  There is no cost or obligation to you.In the transaction, Marathon Oil shareholders will receive only 0.2550 shares of ConocoPhillips common stock for each share of Marathon O ...