The most valuable company on Borsa Istanbul has changed: ASELSAN

ASELSAN was the company with the highest market value on Borsa Istanbul in the first half of the year, with 687 billion 648 million lira.

Global equity markets spent the first half of 2025 under the shadow of risk fluctuations caused by US President Donald Trump's tariffs and the Iran-Israel war.

In the first half of the year, shares of global defense and aerospace companies rose due to geopolitical tensions. This situation was also reflected in domestic markets.

ASELSAN became the company with the highest market value traded on Borsa Istanbul in the first half of 2025.

As of the end of June, ASELSAN's market value increased by 108 percent to 687 billion 648 million lira.

The company rose five places to take the lead.

The leadership was previously held by Garanti BBVA.

The order is as follows:

• ASELSAN: 687 billion 648 million lira (Value increased by 357 billion lira)
• Garanti BBVA: 567 billion lira (Value increased by 44.5 billion lira)
• Enka Construction and Industry Inc.: 398 billion 700 million lira (The value increased by 107 billion lira)
• Turkish Airlines: 391 billion 230 million lira (Value increased by 3.5 billion lira)
• Koç Holding: 390 billion 528 million lira (its value decreased by 62.4 billion lira)
• Akbank: 354 billion 640 million lira (The value increased by 17.4 billion lira)
• İş Bankası: 352 billion 966 million lira (The value decreased by 5.8 billion lira)
• Ford Otosan: 313 billion 187 million lira (Value decreased by 15.6 billion lira)
• BİM: 296 billion 850 million lira (The value decreased by 24.1 billion lira)
• Tüpraş: 269 billion 751 million lira (The value decreased by 3.7 billion lira)

The total value of the 10 most valuable companies increased by 418 billion lira compared to the beginning of the year and reached 4 trillion 22 billion.