UNP vs. ANET

Last updated Jun 9, 2026

UNP (Union Pacific Corporation) and ANET (Arista Networks, Inc.) are both stocks. UNP operates in Railroads (Industrials), while ANET operates in Computer Hardware (Technology). Over the past 10 years, UNP returned 14.20%/yr vs 42.38%/yr for ANET. At a 0.27 correlation, their price movements are largely independent.

Performance

UNP vs. ANET - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Union Pacific Corporation (UNP) and Arista Networks, Inc. (ANET). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, UNP achieves a 17.36% return, which is significantly lower than ANET's 19.36% return. Over the past 10 years, UNP has underperformed ANET with an annualized return of 14.20%, while ANET has yielded a comparatively higher 42.38% annualized return.

UNP

• 1D: -1.34%
• 1M: 2.05%
• YTD: 17.36%
• 6M: 15.31%
• 1Y: 22.98%
• 3Y*: 12.90%
• 5Y*: 6.31%
• 10Y*: 14.20%

ANET

• 1D: 1.38%
• 1M: 10.32%
• YTD: 19.36%
• 6M: 21.14%
• 1Y: 60.82%
• 3Y*: 56.72%
• 5Y*: 47.39%
• 10Y*: 42.38%

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

UNP vs. ANET - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
UNP Union Pacific Corporation	17.36%	3.86%	-5.10%	21.61%	-15.93%	23.31%	17.64%	33.70%	5.26%	32.30%
ANET Arista Networks, Inc.	19.36%	18.55%	87.73%	94.07%	-15.58%	97.89%	42.86%	-3.46%	-10.56%	143.44%

Correlation

The correlation between UNP and ANET is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.21
Correlation (10Y) Calculated over the trailing 10-year period	0.28
Correlation (All Time) Calculated using the full available price history since Jun 6, 2014	0.27

Over the past year, the correlation between UNP and ANET has dropped to 0.07 - well below their long-term average of 0.27, suggesting their price drivers have been diverging.

Fundamentals

Market Cap UNP : $159.48B ANET : $199.22B
EPS UNP : $9.29 ANET : $2.92
PE Ratio UNP : 28.93 ANET : 53.57
PEG Ratio UNP : 5.79 ANET : 1.26
PS Ratio UNP : 8.63 ANET : 20.53
PB Ratio UNP : 8.21K ANET : 14.77
Total Revenue (TTM) UNP : $18.49B ANET : $9.71B
Gross Profit (TTM) UNP : $8.47B ANET : $6.17B
EBITDA (TTM) UNP : $9.89B ANET : $4.21B

Return for Risk

UNP vs. ANET — Risk / Return Rank

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

UNP

UNP Risk / Return Rank: 72
UNP Sharpe Ratio Rank: 74
UNP Sortino Ratio Rank: 69
UNP Omega Ratio Rank: 68
UNP Calmar Ratio Rank: 74
UNP Martin Ratio Rank: 75

ANET

ANET Risk / Return Rank: 74
ANET Sharpe Ratio Rank: 76
ANET Sortino Ratio Rank: 71
ANET Omega Ratio Rank: 70
ANET Calmar Ratio Rank: 77
ANET Martin Ratio Rank: 74

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.

UNP vs. ANET - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Union Pacific Corporation (UNP) and Arista Networks, Inc. (ANET). 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.

	UNP	ANET	Difference
Sharpe ratio: Return per unit of total volatility	1.07	1.15	-0.07
Sortino ratio: Return per unit of downside risk	1.64	1.73	-0.09
Omega ratio: Gain probability vs. loss probability	1.21	1.22	-0.01
Calmar ratio: Return relative to maximum drawdown	1.88	2.16	-0.28
Martin ratio: Return relative to average drawdown	4.56	4.51	+0.05
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

UNP vs. ANET - Sharpe Ratio Comparison

The current UNP Sharpe Ratio is 1.07, which is comparable to the ANET Sharpe Ratio of 1.15. The chart below compares the historical Sharpe Ratios of UNP and ANET, 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

	UNP	ANET	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.07	1.15	-0.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.28	1.01	-0.73
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.56	0.95	-0.38
Sharpe Ratio (All Time) Calculated using the full available price history	0.42	0.83	-0.40

Drawdowns

UNP vs. ANET - Drawdown Comparison

The maximum UNP drawdown since its inception was -67.49%, which is greater than ANET's maximum drawdown of -52.20%. Use the drawdown chart below to compare losses from any high point for UNP and ANET.

Drawdown Indicators

	UNP	ANET	Difference
Max Drawdown Largest peak-to-trough decline	-67.49%	-52.20%	-15.29%
Max Drawdown (1Y) Largest decline over 1 year	-12.28%	-28.33%	+16.05%
Max Drawdown (3Y) Largest decline over 3 years	-17.75%	-50.42%	+32.67%
Max Drawdown (5Y) Largest decline over 5 years	-31.83%	-50.42%	+18.59%
Max Drawdown (10Y) Largest decline over 10 years	-38.72%	-52.20%	+13.48%
Current Drawdown Current decline from peak	-3.34%	-12.00%	+8.66%
Average Drawdown Average peak-to-trough decline	-17.08%	-15.40%	-1.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.05%	13.53%	-8.48%

Volatility

UNP vs. ANET - Volatility Comparison

The current volatility for Union Pacific Corporation (UNP) is 8.03%, while Arista Networks, Inc. (ANET) has a volatility of 16.83%. This indicates that UNP experiences smaller price fluctuations and is considered to be less risky than ANET based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UNP	ANET	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.03%	16.83%	-8.80%
Volatility (6M) Calculated over the trailing 6-month period	17.34%	40.41%	-23.07%
Volatility (1Y) Calculated over the trailing 1-year period	21.55%	53.48%	-31.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.79%	47.20%	-24.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.32%	44.99%	-19.67%

Dividends

UNP vs. ANET - Dividend Comparison

UNP's dividend yield for the trailing twelve months is around 2.05%, while ANET has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ANET Arista Networks, 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%
UNP Union Pacific Corporation	2.05%	2.35%	2.32%	2.12%	2.45%	1.70%	1.86%	2.05%	2.21%	1.85%	2.17%	2.81%

Financials

UNP vs. ANET - Profitability Comparison

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

UNP - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Union Pacific Corporation reported a gross profit of 4.35M and revenue of 6.22M. Therefore, the gross margin over that period was 69.9%.

ANET - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Arista Networks, Inc. reported a gross profit of 1.68B and revenue of 2.71B. Therefore, the gross margin over that period was 61.9%.

UNP - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Union Pacific Corporation reported an operating income of 2.46M and revenue of 6.22M, resulting in an operating margin of 39.5%.

ANET - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Arista Networks, Inc. reported an operating income of 1.16B and revenue of 2.71B, resulting in an operating margin of 42.7%.

UNP - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Union Pacific Corporation reported a net income of 1.70M and revenue of 6.22M, resulting in a net margin of 27.4%.

ANET - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Arista Networks, Inc. reported a net income of 1.02B and revenue of 2.71B, resulting in a net margin of 37.8%.

Frequently Asked Questions

Can I hold both UNP and ANET in my portfolio?

UNP and ANET have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UNP or ANET?

ANET has higher volatility (16.83%) compared to UNP (8.03%). In terms of maximum drawdown, UNP dropped -67.49% vs ANET's -52.20%.

Which has better risk-adjusted returns?

ANET currently has the higher Sharpe Ratio (1.15 vs 1.07), 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.