A share buyback is when a company repurchases its own shares from the open market, reducing the number of outstanding shares. This can increase the value of remaining shares and boost investor confidence. IAG's strong performance is attributed to increased travel demand and effective cost management. - IAG's annual operating profit jumped by 27%, surpassing market expectations due to cost control and transatlantic route growth. - The company is proposing a dividend of €0.06 per share, bringing the full-year dividend to €0.09. - IAG's operating profit surged to $4.3 billion (£3.6 billion), highlighting the effectiveness of its transformation program. - Corporate travel has increased but is not expected to fully recover to pre-Covid-19 levels, especially for short trips. - IAG is implementing a €1 billion share buyback program, reflecting its strong financial position and commitment to shareholder value.