The Journey of Tim Cook Leading Apple: Once Doubted But Exceeded Expectations

Tim Cook has officially announced his resignation as CEO of Apple, effective 1 September 2026. This decision ends nearly 15 years of his leadership filled with achievements, while opening a new chapter for the world’s most valuable technology company. Cook’s journey as CEO began on 24 August 2011, precisely when the health condition of the legendary founder Steve Jobs was deteriorating. From that point, Cook took full control, and in the nearly 15 years that followed, he successfully led Apple from a valuation of $350 billion to surpassing $4 trillion. According to AppleInsider, here is the complete journey of Tim Cook during his leadership of Apple, from his first joining until his decision to step down from the CEO position. Before joining, Cook worked at IBM for more than a decade and briefly at Compaq as vice president of materials. Many people around him advised him to stay at Compaq, given Apple’s unstable condition at the time. However, Cook chose to take the risk. In his 2017 commencement speech, he admitted that from a business calculation perspective, the decision made no sense. But he believed Apple was the place where he could find his life’s purpose. Cook then joined as Senior Vice President of Operations. In his operations role, Cook immediately left a significant mark. He redesigned Apple’s manufacturing model, from previously having its own factories to relying on assembly partners in China such as Foxconn. This step gave Apple extraordinary flexibility to adapt to new technology more quickly while reducing production costs. Cook also built a tight supply chain control strategy, including long-term investments in flash memory, which later became a crucial component in the iPhone. In 2005, he was officially appointed as Chief Operating Officer and reported directly to Jobs. As Jobs’ health declined, Cook began to gradually take over the company’s daily operations. In January 2009, he served as interim CEO when Jobs took medical leave for a liver transplant. At that time, Cook was reportedly offering to donate part of his liver, but the offer was rejected. On 24 August 2011, Jobs issued an official letter stating that he was no longer able to perform his duties as CEO and firmly recommended Cook as his successor.