Aselsan stock holds high valuation as defense orders underpin outlook

Aselsan stock (ISIN TRAASELS91H2) remains one of the heavyweight names on Borsa Istanbul, with the company’s equity value highlighted at around TRY 1,699,740,000,000 in a recent investor overview dated September 19, 2026.Canligaste For investors, the key point is that the stock combines a very high market capitalization with active daily trading, reflecting steady institutional and retail interest.

Market position and current valuation

According to an investor guide on Borsa Istanbul’s largest listed companies as of September 19, 2026, Aselsan is described as the most valuable listing on the exchange, with a market capitalization of TRY 1,699,740,000,000, clearly ahead of other blue chips such as Tüpra? and Garanti BBVA.Canligaste This figure underlines Aselsan’s importance in the Turkish equity universe and gives a sense of scale when compared to other industrial and financial heavyweights.

Recent trading data show Aselsan shares changing hands at TRY 372.75 on Borsa Istanbul on September 17, 2026, with a daily decline of 1.84 percent and a session volume reported at 8,990,883,176.50.YatirimX The combination of a multi-trillion-lira market value and multi-billion-lira turnover suggests that the stock offers deep liquidity, which is a key factor for larger investors.

Trading dynamics and investor perspective

The price move to TRY 372.75 on September 17, 2026 represented a 1.84 percent retreat from the prior close, indicating minor profit-taking rather than a structural reversal.YatirimX For investors, such moves are typical of a large-cap defense group where flows can be influenced by macro sentiment, currency trends and expectations for public defense budgets.

In the same overview of Borsa Istanbul’s most valuable companies, the gap between Aselsan’s market capitalization and the next names on the list is notable: Tüpra? is reported at TRY 803,955,463,000 and Garanti BBVA at TRY 545,580,000,000 on September 19, 2026, so Aselsan’s valuation is more than double that of Tüpra? and more than three times Garanti BBVA on that date.Canligaste This quantified comparison provides a concrete sense of how dominant Aselsan’s equity position has become within its home market.

Stock price snapshot and liquidity

Per the YatirimX trading overview, the TRY 372.75 closing level on September 17, 2026 came in a session that saw nearly TRY 9.0 billion in value traded in Aselsan shares.YatirimX High turnover at that price level confirms that the stock is heavily traded, which can reduce transaction costs and make it easier for portfolio managers to adjust positions quickly.

For equity holders, the combination of a TRY 372.75 share price on September 17, 2026 and a reported market capitalization of roughly TRY 1.7 trillion on September 19, 2026 points to continued confidence that Aselsan will maintain significant defense contracts and long-term programs.Canligaste The valuation premium compared with other large Turkish issuers suggests that the market is pricing in multi-year revenue visibility and strategic importance.

Closing view on Aselsan stock

Aselsan stock last closed at TRY 372.75 on Borsa Istanbul on September 17, 2026, in a session where the shares fell 1.84 percent and turnover reached about TRY 8,990,883,176.50.YatirimX With a market capitalization near TRY 1.7 trillion as of September 19, 2026, the stock continues to represent a core holding in the Turkish defense and technology space.

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