PSN vs. CSPI

Last updated Jun 3, 2026

PSN (Parsons Corporation) and CSPI (CSP Inc.) are both stocks. PSN operates in Specialty Industrial Machinery (Industrials), while CSPI operates in Information Technology Services (Technology). Over the past 5 years, PSN returned 9.05%/yr vs 13.37%/yr for CSPI. At a 0.18 correlation, their price movements are largely independent.

Performance

PSN vs. CSPI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Parsons Corporation (PSN) and CSP Inc. (CSPI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PSN achieves a -1.55% return, which is significantly higher than CSPI's -22.05% return.

PSN

• 1D: 0.30%
• 1M: 19.60%
• YTD: -1.55%
• 6M: -26.59%
• 1Y: -3.90%
• 3Y*: 9.78%
• 5Y*: 9.05%
• 10Y*: —

CSPI

• 1D: -2.12%
• 1M: 4.08%
• YTD: -22.05%
• 6M: -12.25%
• 1Y: -33.58%
• 3Y*: 16.96%
• 5Y*: 13.37%
• 10Y*: 11.87%

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

PSN vs. CSPI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
PSN Parsons Corporation	-1.55%	-33.01%	47.11%	35.59%	37.44%	-7.58%	-11.80%	37.28%
CSPI CSP Inc.	-22.05%	-21.55%	66.06%	108.93%	8.03%	13.71%	-40.11%	5.04%

Correlation

The correlation between PSN and CSPI is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.17
Correlation (3Y) Calculated over the trailing 3-year period	0.20
Correlation (5Y) Calculated over the trailing 5-year period	0.17
Correlation (All Time) Calculated using the full available price history since May 9, 2019	0.18

Fundamentals

EPS PSN : $2.78 CSPI : -$0.01
PS Ratio PSN : 0.79 CSPI : 1.57
Total Revenue (TTM) PSN : $6.30B CSPI : $57.96M
Gross Profit (TTM) PSN : $1.08B CSPI : $18.95M
EBITDA (TTM) PSN : $507.45M CSPI : -$635.00K

Return for Risk

PSN vs. CSPI — Risk / Return Rank

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

PSN

PSN Risk / Return Rank: 35
PSN Sharpe Ratio Rank: 36
PSN Sortino Ratio Rank: 34
PSN Omega Ratio Rank: 34
PSN Calmar Ratio Rank: 36
PSN Martin Ratio Rank: 35

CSPI

CSPI Risk / Return Rank: 14
CSPI Sharpe Ratio Rank: 15
CSPI Sortino Ratio Rank: 16
CSPI Omega Ratio Rank: 17
CSPI Calmar Ratio Rank: 12
CSPI Martin Ratio Rank: 10

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.

PSN vs. CSPI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Parsons Corporation (PSN) and CSP Inc. (CSPI). 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.

	PSN	CSPI	Difference
Sharpe ratio Return per unit of total volatility	-0.09	-0.60	+0.51
Sortino ratio Return per unit of downside risk	0.17	-0.64	+0.82
Omega ratio Gain probability vs. loss probability	1.03	0.93	+0.10
Calmar ratio Return relative to maximum drawdown	-0.14	-0.77	+0.63
Martin ratio Return relative to average drawdown	-0.26	-1.30	+1.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PSN vs. CSPI - Sharpe Ratio Comparison

The current PSN Sharpe Ratio is -0.09, which is higher than the CSPI Sharpe Ratio of -0.60. The chart below compares the historical Sharpe Ratios of PSN and CSPI, 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

	PSN	CSPI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.09	-0.60	+0.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.27	0.20	+0.07
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.20	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.30	0.08	+0.23

Drawdowns

PSN vs. CSPI - Drawdown Comparison

The maximum PSN drawdown since its inception was -56.99%, smaller than the maximum CSPI drawdown of -84.50%. Use the drawdown chart below to compare losses from any high point for PSN and CSPI.

Drawdown Indicators

	PSN	CSPI	Difference
Max Drawdown Largest peak-to-trough decline	-56.99%	-84.50%	+27.51%
Max Drawdown (1Y) Largest decline over 1 year	-45.41%	-46.62%	+1.21%
Max Drawdown (3Y) Largest decline over 3 years	-56.99%	-71.08%	+14.09%
Max Drawdown (5Y) Largest decline over 5 years	-56.99%	-71.08%	+14.09%
Max Drawdown (10Y) Largest decline over 10 years	—	-71.08%	—
Current Drawdown Current decline from peak	-46.31%	-64.63%	+18.32%
Average Drawdown Average peak-to-trough decline	-16.60%	-44.42%	+27.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	23.54%	27.53%	-3.99%

Volatility

PSN vs. CSPI - Volatility Comparison

Parsons Corporation (PSN) has a higher volatility of 13.35% compared to CSP Inc. (CSPI) at 10.11%. This indicates that PSN's price experiences larger fluctuations and is considered to be riskier than CSPI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PSN	CSPI	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.35%	10.11%	+3.24%
Volatility (6M) Calculated over the trailing 6-month period	39.35%	38.82%	+0.53%
Volatility (1Y) Calculated over the trailing 1-year period	43.45%	55.98%	-12.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.37%	66.52%	-33.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.97%	59.45%	-24.48%

Dividends

PSN vs. CSPI - Dividend Comparison

PSN has not paid dividends to shareholders, while CSPI's dividend yield for the trailing twelve months is around 1.24%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CSPI CSP Inc.	1.24%	0.96%	0.72%	0.77%	0.64%	0.00%	1.94%	5.75%	3.77%	3.48%	3.12%	6.34%
PSN Parsons Corporation	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

PSN vs. CSPI - Profitability Comparison

The chart below illustrates the profitability comparison between Parsons Corporation and CSP Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

PSN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Parsons Corporation reported a gross profit of 0.00 and revenue of 1.49B. Therefore, the gross margin over that period was 0.0%.

CSPI - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, CSP Inc. reported a gross profit of 4.47M and revenue of 16.01M. Therefore, the gross margin over that period was 27.9%.

PSN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Parsons Corporation reported an operating income of 95.67M and revenue of 1.49B, resulting in an operating margin of 6.4%.

CSPI - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, CSP Inc. reported an operating income of -851.00K and revenue of 16.01M, resulting in an operating margin of -5.3%.

PSN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Parsons Corporation reported a net income of 52.93M and revenue of 1.49B, resulting in a net margin of 3.6%.

CSPI - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, CSP Inc. reported a net income of 248.00K and revenue of 16.01M, resulting in a net margin of 1.6%.

Frequently Asked Questions

Can I hold both PSN and CSPI in my portfolio?

PSN and CSPI have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PSN or CSPI?

PSN has higher volatility (13.35%) compared to CSPI (10.11%). In terms of maximum drawdown, PSN dropped -56.99% vs CSPI's -84.50%.

Which has better risk-adjusted returns?

PSN currently has the higher Sharpe Ratio (-0.09 vs -0.60), 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.