CSGS vs. NNE

Last updated Apr 1, 2026

Compare and contrast key facts about CSG Systems International, Inc. (CSGS) and NANO Nuclear Energy Inc. (NNE).

Performance

CSGS vs. NNE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in CSG Systems International, Inc. (CSGS) and NANO Nuclear Energy Inc. (NNE). The values are adjusted to include any dividend payments, if applicable.

CSGS vs. NNE - Yearly Performance Comparison

	2026 (YTD)	2025	2024
CSGS CSG Systems International, Inc.	4.68%	52.96%	25.38%
NNE NANO Nuclear Energy Inc.	-14.70%	-3.55%	379.67%

Fundamentals

Market Cap CSGS : $2.28B NNE : $1.02B
EPS CSGS : $3.11 NNE : -$150.61
PB Ratio CSGS : 8.03 NNE : 0.00
Total Revenue (TTM) CSGS : $1.22B NNE : $0.00
Gross Profit (TTM) CSGS : $595.42M NNE : -$586.84K
EBITDA (TTM) CSGS : $170.73M NNE : $11.52B

Returns By Period

In the year-to-date period, CSGS achieves a 4.68% return, which is significantly higher than NNE's -14.70% return.

CSGS

• 1D: 0.11%
• 1M: 0.48%
• YTD: 4.68%
• 6M: 25.22%
• 1Y: 34.63%
• 3Y*: 16.69%
• 5Y*: 14.11%
• 10Y*: 7.89%

NNE

• 1D: 7.79%
• 1M: -22.98%
• YTD: -14.70%
• 6M: -46.89%
• 1Y: -22.60%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

Return for Risk

CSGS vs. NNE — Risk / Return Rank

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

CSGS

CSGS Risk / Return Rank: 89
CSGS Sharpe Ratio Rank: 83
CSGS Sortino Ratio Rank: 87
CSGS Omega Ratio Rank: 89
CSGS Calmar Ratio Rank: 93
CSGS Martin Ratio Rank: 93

NNE

NNE Risk / Return Rank: 34
NNE Sharpe Ratio Rank: 31
NNE Sortino Ratio Rank: 39
NNE Omega Ratio Rank: 37
NNE Calmar Ratio Rank: 31
NNE Martin Ratio Rank: 31

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.

CSGS vs. NNE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for CSG Systems International, Inc. (CSGS) and NANO Nuclear Energy Inc. (NNE). 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.

	CSGS	NNE	Difference
Sharpe ratio Return per unit of total volatility	1.41	-0.23	+1.65
Sortino ratio Return per unit of downside risk	2.56	0.33	+2.23
Omega ratio Gain probability vs. loss probability	1.37	1.03	+0.34
Calmar ratio Return relative to maximum drawdown	4.61	-0.35	+4.96
Martin ratio Return relative to average drawdown	12.89	-0.71	+13.60
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CSGS vs. NNE - Sharpe Ratio Comparison

The current CSGS Sharpe Ratio is 1.41, which is higher than the NNE Sharpe Ratio of -0.23. The chart below compares the historical Sharpe Ratios of CSGS and NNE, 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

	CSGS	NNE	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.41	-0.23	+1.65
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.53	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.28	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.14	0.71	-0.57

Correlation

The correlation between CSGS and NNE is 0.10, 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

CSGS vs. NNE - Dividend Comparison

CSGS's dividend yield for the trailing twelve months is around 1.63%, while NNE has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CSGS CSG Systems International, Inc.	1.63%	1.67%	2.35%	2.10%	1.85%	1.74%	2.09%	1.72%	2.64%	1.80%	1.53%	1.95%
NNE NANO Nuclear Energy Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

CSGS vs. NNE - Drawdown Comparison

The maximum CSGS drawdown since its inception was -88.60%, which is greater than NNE's maximum drawdown of -77.68%. Use the drawdown chart below to compare losses from any high point for CSGS and NNE.

Drawdown Indicators

	CSGS	NNE	Difference
Max Drawdown Largest peak-to-trough decline	-88.60%	-77.68%	-10.92%
Max Drawdown (1Y) Largest decline over 1 year	-7.98%	-66.45%	+58.47%
Max Drawdown (5Y) Largest decline over 5 years	-36.75%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-36.75%	—	—
Current Drawdown Current decline from peak	-0.52%	-63.84%	+63.32%
Average Drawdown Average peak-to-trough decline	-47.37%	-34.12%	-13.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.85%	32.96%	-30.11%

Volatility

CSGS vs. NNE - Volatility Comparison

The current volatility for CSG Systems International, Inc. (CSGS) is 1.23%, while NANO Nuclear Energy Inc. (NNE) has a volatility of 17.51%. This indicates that CSGS experiences smaller price fluctuations and is considered to be less risky than NNE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CSGS	NNE	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.23%	17.51%	-16.28%
Volatility (6M) Calculated over the trailing 6-month period	15.04%	66.58%	-51.54%
Volatility (1Y) Calculated over the trailing 1-year period	24.66%	96.82%	-72.16%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.00%	151.50%	-124.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.82%	151.50%	-123.68%

Financials