TKC vs. WRB

Last updated Apr 1, 2026

Compare and contrast key facts about Turkcell Iletisim Hizmetleri A.S. (TKC) and W. R. Berkley Corporation (WRB).

Performance

TKC vs. WRB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Turkcell Iletisim Hizmetleri A.S. (TKC) and W. R. Berkley Corporation (WRB). The values are adjusted to include any dividend payments, if applicable.

TKC vs. WRB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TKC Turkcell Iletisim Hizmetleri A.S.	10.24%	-12.66%	39.58%	2.46%	38.18%	-28.03%	-4.86%	7.00%	-39.75%	66.84%
WRB W. R. Berkley Corporation	-5.36%	23.02%	27.19%	0.25%	33.92%	27.39%	-3.14%	43.80%	5.96%	10.21%

Fundamentals

EPS TKC : $19.73 WRB : $4.76
PE Ratio TKC : 0.31 WRB : 13.92
PEG Ratio TKC : 0.01 WRB : 0.34
PS Ratio TKC : 0.02 WRB : 1.81
Total Revenue (TTM) TKC : $231.91B WRB : $14.65B
Gross Profit (TTM) TKC : $65.68B WRB : $3.07B
EBITDA (TTM) TKC : $104.22B WRB : $2.52B

Returns By Period

In the year-to-date period, TKC achieves a 10.24% return, which is significantly higher than WRB's -5.36% return. Over the past 10 years, TKC has underperformed WRB with an annualized return of -0.61%, while WRB has yielded a comparatively higher 17.34% annualized return.

TKC

• 1D: 2.03%
• 1M: -10.53%
• YTD: 10.24%
• 6M: 2.05%
• 1Y: 0.77%
• 3Y*: 15.33%
• 5Y*: 9.21%
• 10Y*: -0.61%

WRB

• 1D: 0.05%
• 1M: -7.56%
• YTD: -5.36%
• 6M: -12.00%
• 1Y: -4.37%
• 3Y*: 19.72%
• 5Y*: 17.04%
• 10Y*: 17.34%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

TKC vs. WRB — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

TKC

TKC Risk / Return Rank: 40
TKC Sharpe Ratio Rank: 42
TKC Sortino Ratio Rank: 36
TKC Omega Ratio Rank: 35
TKC Calmar Ratio Rank: 43
TKC Martin Ratio Rank: 43

WRB

WRB Risk / Return Rank: 31
WRB Sharpe Ratio Rank: 33
WRB Sortino Ratio Rank: 28
WRB Omega Ratio Rank: 28
WRB Calmar Ratio Rank: 34
WRB Martin Ratio Rank: 33

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

TKC vs. WRB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Turkcell Iletisim Hizmetleri A.S. (TKC) and W. R. Berkley Corporation (WRB). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	TKC	WRB	Difference
Sharpe ratio Return per unit of total volatility	0.03	-0.20	+0.22
Sortino ratio Return per unit of downside risk	0.25	-0.12	+0.37
Omega ratio Gain probability vs. loss probability	1.03	0.98	+0.05
Calmar ratio Return relative to maximum drawdown	0.04	-0.28	+0.32
Martin ratio Return relative to average drawdown	0.09	-0.63	+0.72
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TKC vs. WRB - Sharpe Ratio Comparison

The current TKC Sharpe Ratio is 0.03, which is higher than the WRB Sharpe Ratio of -0.20. The chart below compares the historical Sharpe Ratios of TKC and WRB, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	TKC	WRB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.03	-0.20	+0.22
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.24	0.76	-0.51
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.02	0.71	-0.73
Sharpe Ratio (All Time) Calculated using the full available price history	-0.03	0.59	-0.62

Correlation

The correlation between TKC and WRB is 0.19, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

TKC vs. WRB - Dividend Comparison

TKC's dividend yield for the trailing twelve months is around 3.65%, more than WRB's 2.81% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TKC Turkcell Iletisim Hizmetleri A.S.	3.65%	4.03%	3.14%	1.98%	1.72%	9.59%	2.19%	3.48%	8.57%	10.52%	0.00%	16.91%
WRB W. R. Berkley Corporation	2.81%	2.64%	2.39%	2.73%	1.22%	2.44%	0.71%	2.43%	2.83%	2.16%	2.27%	0.86%

Drawdowns

TKC vs. WRB - Drawdown Comparison

The maximum TKC drawdown since its inception was -92.94%, which is greater than WRB's maximum drawdown of -69.33%. Use the drawdown chart below to compare losses from any high point for TKC and WRB.

Drawdown Indicators

	TKC	WRB	Difference
Max Drawdown Largest peak-to-trough decline	-92.94%	-69.33%	-23.61%
Max Drawdown (1Y) Largest decline over 1 year	-17.34%	-16.39%	-0.95%
Max Drawdown (5Y) Largest decline over 5 years	-50.59%	-26.29%	-24.30%
Max Drawdown (10Y) Largest decline over 10 years	-72.96%	-45.35%	-27.61%
Current Drawdown Current decline from peak	-58.16%	-14.07%	-44.09%
Average Drawdown Average peak-to-trough decline	-56.67%	-14.58%	-42.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.14%	7.20%	+0.94%

Volatility

TKC vs. WRB - Volatility Comparison

Turkcell Iletisim Hizmetleri A.S. (TKC) has a higher volatility of 7.66% compared to W. R. Berkley Corporation (WRB) at 5.86%. This indicates that TKC's price experiences larger fluctuations and is considered to be riskier than WRB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TKC	WRB	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.66%	5.86%	+1.80%
Volatility (6M) Calculated over the trailing 6-month period	19.73%	16.42%	+3.31%
Volatility (1Y) Calculated over the trailing 1-year period	29.61%	22.15%	+7.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	37.92%	22.59%	+15.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.37%	24.43%	+12.94%

Financials

TKC vs. WRB - Profitability Comparison

The chart below illustrates the profitability comparison between Turkcell Iletisim Hizmetleri A.S. and W. R. Berkley Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

TKC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Turkcell Iletisim Hizmetleri A.S. reported a gross profit of 20.20B and revenue of 71.39B. Therefore, the gross margin over that period was 28.3%.

WRB - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, W. R. Berkley Corporation reported a gross profit of 687.06M and revenue of 3.77B. Therefore, the gross margin over that period was 18.2%.

TKC - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Turkcell Iletisim Hizmetleri A.S. reported an operating income of 11.06B and revenue of 71.39B, resulting in an operating margin of 15.5%.

WRB - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, W. R. Berkley Corporation reported an operating income of 667.30M and revenue of 3.77B, resulting in an operating margin of 17.7%.

TKC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Turkcell Iletisim Hizmetleri A.S. reported a net income of 4.24B and revenue of 71.39B, resulting in a net margin of 6.0%.

WRB - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, W. R. Berkley Corporation reported a net income of 511.03M and revenue of 3.77B, resulting in a net margin of 13.6%.