PRIMECAP Management Company has filed an amendment to its Schedule 13G with the United States Securities and Exchange Commission on November 12, 2024, indicating a significant ownership stake in American Airlines Group Inc. According to the filing, PRIMECAP now beneficially owns 57,339,666 shares of American Airlines, which represents 8.77% of the company's class of securities. This stake gives PRIMECAP sole voting power over 55,507,321 shares and sole dispositive power over 57,339,666 shares. The filing asserts that the shares were acquired in the ordinary course of business and not for the purpose of changing or influencing the control of the issuer. PRIMECAP Management Company, based in Pasadena, CA, is classified as an investment adviser and is required to report such holdings under the Securities Exchange Act of 1934.

PRIMECAP Management Company has filed an amendment to its Schedule 13G with the United States Securities and Exchange Commission on November 12, 2024, indicating a significant ownership stake in American Airlines Group Inc. According to the filing, PRIMECAP now beneficially owns 57,339,666 shares of American Airlines, which represents 8.77% of the company's class of securities. This stake gives PRIMECAP sole voting power over 55,507,321 shares and sole dispositive power over 57,339,666 shares. The filing asserts that the shares were acquired in the ordinary course of business and not for the purpose of changing or influencing the control of the issuer. PRIMECAP Management Company, based in Pasadena, CA, is classified as an investment adviser and is required to report such holdings under the Securities Exchange Act of 1934.