Türkiye’s leading defense company, Aselsan, became the most valuable company on Borsa Istanbul after its market capitalization surpassed 1 trillion Turkish lira, amid rising global defense spending.
Aselsan closed 2025 with a market value of 1 trillion 56 billion ₺552 million, becoming the first company in Türkiye to exceed the 1 trillion lira threshold.
Aselsan delivered a 220% return to investors over the past year, benefiting from increased defense expenditures by countries worldwide.
With its latest valuation, Aselsan ranked among the world’s top 20 defense companies and entered the top 10 in Europe, according to market data.
Aselsan outperformed several major international defense and aerospace companies in investor returns over the same period.
South Korea’s Hanwha Aerospace returned 188.2% to investors, followed by Germany’s Rheinmetall at 152.7% and Sweden’s Saab at 130%.
Britain’s Rolls-Royce gained 102.3%, Italy’s Leonardo rose 89.6%, and Japan’s Mitsubishi Heavy Industries increased 72.7%.
In the United States, RTX Corporation gained 58.5%, while the UK’s BAE Systems rose 49.2%, and France’s Safran increased 40.2%.
Other companies recorded more moderate gains, including L3Harris Technologies, Dassault Aviation, Airbus, General Dynamics, Boeing and Northrop Grumman.