THLLY vs. KTOS

Last updated Jun 4, 2026

THLLY (Thales SA ADR) and KTOS (Kratos Defense & Security Solutions, Inc.) are both stocks. Both operate in the Aerospace & Defense industry within the Industrials sector. Over the past 5 years, THLLY returned 23.01%/yr vs 17.61%/yr for KTOS. At a 0.27 correlation, their price movements are largely independent.

Performance

THLLY vs. KTOS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thales SA ADR (THLLY) and Kratos Defense & Security Solutions, Inc. (KTOS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, THLLY achieves a -2.28% return, which is significantly higher than KTOS's -23.03% return.

THLLY

• 1D: -1.12%
• 1M: -2.95%
• YTD: -2.28%
• 6M: 0.78%
• 1Y: -14.33%
• 3Y*: 24.71%
• 5Y*: 23.01%
• 10Y*: —

KTOS

• 1D: -7.65%
• 1M: -5.65%
• YTD: -23.03%
• 6M: -19.72%
• 1Y: 49.48%
• 3Y*: 61.51%
• 5Y*: 17.61%
• 10Y*: 30.31%

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

THLLY vs. KTOS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
THLLY Thales SA ADR	-2.28%	92.10%	-1.16%	18.36%	51.26%	-3.68%	-12.42%	-82.02%	-6.66%
KTOS Kratos Defense & Security Solutions, Inc.	-23.03%	187.76%	30.01%	96.61%	-46.80%	-29.27%	52.30%	27.82%	4.22%

Correlation

The correlation between THLLY and KTOS is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.31
Correlation (3Y) Calculated over the trailing 3-year period	0.24
Correlation (5Y) Calculated over the trailing 5-year period	0.28
Correlation (All Time) Calculated using the full available price history since Nov 23, 2018	0.27

Fundamentals

Market Cap THLLY : $53.65B KTOS : $10.48B
EPS THLLY : $2.63 KTOS : $0.17
PE Ratio THLLY : 19.84 KTOS : 339.30
PEG Ratio THLLY : 1.56 KTOS : 3.94
PS Ratio THLLY : 1.26 KTOS : 7.05
PB Ratio THLLY : 6.74 KTOS : 3.07
Total Revenue (TTM) THLLY : $42.63B KTOS : $1.42B
Gross Profit (TTM) THLLY : $11.20B KTOS : $259.40M
EBITDA (TTM) THLLY : $5.82B KTOS : $78.30M

Return for Risk

THLLY vs. KTOS — Risk / Return Rank

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

THLLY

THLLY Risk / Return Rank: 18
THLLY Sharpe Ratio Rank: 22
THLLY Sortino Ratio Rank: 21
THLLY Omega Ratio Rank: 22
THLLY Calmar Ratio Rank: 16
THLLY Martin Ratio Rank: 12

KTOS

KTOS Risk / Return Rank: 60
KTOS Sharpe Ratio Rank: 63
KTOS Sortino Ratio Rank: 62
KTOS Omega Ratio Rank: 59
KTOS Calmar Ratio Rank: 58
KTOS Martin Ratio Rank: 57

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.

THLLY vs. KTOS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thales SA ADR (THLLY) and Kratos Defense & Security Solutions, Inc. (KTOS). 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.

	THLLY	KTOS	Difference
Sharpe ratio Return per unit of total volatility	-0.43	0.70	-1.13
Sortino ratio Return per unit of downside risk	-0.41	1.39	-1.80
Omega ratio Gain probability vs. loss probability	0.95	1.17	-0.21
Calmar ratio Return relative to maximum drawdown	-0.68	0.83	-1.51
Martin ratio Return relative to average drawdown	-1.28	1.75	-3.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

THLLY vs. KTOS - Sharpe Ratio Comparison

The current THLLY Sharpe Ratio is -0.43, which is lower than the KTOS Sharpe Ratio of 0.70. The chart below compares the historical Sharpe Ratios of THLLY and KTOS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	THLLY	KTOS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.43	0.70	-1.13
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.74	0.34	+0.40
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.60	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.22	-0.14	-0.09

Drawdowns

THLLY vs. KTOS - Drawdown Comparison

The maximum THLLY drawdown since its inception was -90.72%, smaller than the maximum KTOS drawdown of -99.81%. Use the drawdown chart below to compare losses from any high point for THLLY and KTOS.

Drawdown Indicators

	THLLY	KTOS	Difference
Max Drawdown Largest peak-to-trough decline	-90.72%	-99.81%	+9.09%
Max Drawdown (1Y) Largest decline over 1 year	-21.08%	-60.15%	+39.07%
Max Drawdown (3Y) Largest decline over 3 years	-24.17%	-60.15%	+35.98%
Max Drawdown (5Y) Largest decline over 5 years	-26.79%	-69.39%	+42.60%
Max Drawdown (10Y) Largest decline over 10 years	—	-72.74%	—
Current Drawdown Current decline from peak	-52.97%	-96.30%	+43.33%
Average Drawdown Average peak-to-trough decline	-72.73%	-95.94%	+23.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.22%	28.43%	-17.21%

Volatility

THLLY vs. KTOS - Volatility Comparison

The current volatility for Thales SA ADR (THLLY) is 9.01%, while Kratos Defense & Security Solutions, Inc. (KTOS) has a volatility of 22.95%. This indicates that THLLY experiences smaller price fluctuations and is considered to be less risky than KTOS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	THLLY	KTOS	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.01%	22.95%	-13.94%
Volatility (6M) Calculated over the trailing 6-month period	24.81%	55.83%	-31.02%
Volatility (1Y) Calculated over the trailing 1-year period	33.24%	70.96%	-37.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.26%	51.97%	-20.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.27%	50.65%	-4.38%

Dividends

THLLY vs. KTOS - Dividend Comparison

THLLY's dividend yield for the trailing twelve months is around 1.75%, while KTOS has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
KTOS Kratos Defense & Security Solutions, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
THLLY Thales SA ADR	1.75%	1.58%	2.57%	2.24%	2.24%	2.68%	0.52%	0.63%	0.48%

Financials

THLLY vs. KTOS - Profitability Comparison

The chart below illustrates the profitability comparison between Thales SA ADR and Kratos Defense & Security Solutions, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

THLLY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Thales SA ADR reported a gross profit of 3.12B and revenue of 11.78B. Therefore, the gross margin over that period was 26.5%.

KTOS - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Kratos Defense & Security Solutions, Inc. reported a gross profit of 34.70M and revenue of 371.00M. Therefore, the gross margin over that period was 9.4%.

THLLY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Thales SA ADR reported an operating income of 1.26B and revenue of 11.78B, resulting in an operating margin of 10.7%.

KTOS - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Kratos Defense & Security Solutions, Inc. reported an operating income of 4.70M and revenue of 371.00M, resulting in an operating margin of 1.3%.

THLLY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Thales SA ADR reported a net income of 1.00B and revenue of 11.78B, resulting in a net margin of 8.5%.

KTOS - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Kratos Defense & Security Solutions, Inc. reported a net income of 11.90M and revenue of 371.00M, resulting in a net margin of 3.2%.

Frequently Asked Questions

Can I hold both THLLY and KTOS in my portfolio?

THLLY and KTOS have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, THLLY or KTOS?

KTOS has higher volatility (22.95%) compared to THLLY (9.01%). In terms of maximum drawdown, THLLY dropped -90.72% vs KTOS's -99.81%.

Which has better risk-adjusted returns?

KTOS currently has the higher Sharpe Ratio (0.70 vs -0.43), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.