HAL vs. RIG

Last updated Jun 23, 2026

HAL (Halliburton Company) and RIG (Transocean Ltd.) are both stocks. Both are in the Energy sector — HAL in Oil & Gas Equipment & Services, RIG in Oil & Gas Drilling. Over the past 10 years, HAL returned -0.29%/yr vs -7.08%/yr for RIG. A 0.64 correlation means they provide meaningful diversification when combined.

Performance

HAL vs. RIG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Halliburton Company (HAL) and Transocean Ltd. (RIG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HAL achieves a 25.59% return, which is significantly lower than RIG's 30.99% return. Over the past 10 years, HAL has outperformed RIG with an annualized return of -0.29%, while RIG has yielded a comparatively lower -7.08% annualized return.

HAL

• 1D: 0.69%
• 1M: -14.83%
• YTD: 25.59%
• 6M: 25.90%
• 1Y: 61.52%
• 3Y*: 6.81%
• 5Y*: 10.47%
• 10Y*: -0.29%

RIG

• 1D: 1.88%
• 1M: -20.56%
• YTD: 30.99%
• 6M: 34.91%
• 1Y: 85.91%
• 3Y*: -3.34%
• 5Y*: 4.65%
• 10Y*: -7.08%

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

HAL vs. RIG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HAL Halliburton Company	25.59%	7.02%	-23.19%	-6.47%	74.45%	21.99%	-21.23%	-4.90%	-44.63%	-8.18%
RIG Transocean Ltd.	30.99%	10.13%	-40.94%	39.25%	65.22%	19.48%	-66.42%	-0.86%	-35.02%	-27.54%

Correlation

The correlation between HAL and RIG is 0.57, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.57
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.68
Correlation (10Y) Calculated over the trailing 10-year period	0.67
Correlation (All Time) Calculated using the full available price history since May 28, 1993	0.64

The correlation between HAL and RIG shifts across timeframes, from 0.57 (1 year) to 0.68 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap HAL : $29.51B RIG : $6.08B
EPS HAL : $1.82 RIG : -$2.85
PS Ratio HAL : 1.34 RIG : 1.72
PB Ratio HAL : 2.73 RIG : 0.74
Total Revenue (TTM) HAL : $22.17B RIG : $3.06B
Gross Profit (TTM) HAL : $3.40B RIG : $1.97B
EBITDA (TTM) HAL : $3.83B RIG : -$2.10B

Return for Risk

HAL vs. RIG — Risk / Return Rank

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

HAL

HAL Risk / Return Rank: 84
HAL Sharpe Ratio Rank: 85
HAL Sortino Ratio Rank: 82
HAL Omega Ratio Rank: 79
HAL Calmar Ratio Rank: 85
HAL Martin Ratio Rank: 91

RIG

RIG Risk / Return Rank: 82
RIG Sharpe Ratio Rank: 83
RIG Sortino Ratio Rank: 79
RIG Omega Ratio Rank: 78
RIG Calmar Ratio Rank: 83
RIG Martin Ratio Rank: 88

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.

HAL vs. RIG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Halliburton Company (HAL) and Transocean Ltd. (RIG). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	HAL	RIG	Difference
Sharpe ratio: Return per unit of total volatility	1.68	1.58	+0.10
Sortino ratio: Return per unit of downside risk	2.39	2.17	+0.22
Omega ratio: Gain probability vs. loss probability	1.28	1.27	+0.01
Calmar ratio: Return relative to maximum drawdown	3.36	2.88	+0.48
Martin ratio: Return relative to average drawdown	12.16	10.41	+1.75

HAL vs. RIG - Sharpe Ratio Comparison

The current HAL Sharpe Ratio is 1.68, which is comparable to the RIG Sharpe Ratio of 1.58. The chart below compares the historical Sharpe Ratios of HAL and RIG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

HAL vs. RIG - Drawdown Comparison

The maximum HAL drawdown since its inception was -92.99%, smaller than the maximum RIG drawdown of -99.47%. Use the drawdown chart below to compare losses from any high point for HAL and RIG.

Drawdown Indicators

	HAL	RIG	Difference
Max Drawdown Largest peak-to-trough decline	-92.99%	-99.47%	+6.48%
Max Drawdown (1Y) Largest decline over 1 year	-18.38%	-29.95%	+11.57%
Max Drawdown (3Y) Largest decline over 3 years	-54.01%	-75.80%	+21.79%
Max Drawdown (5Y) Largest decline over 5 years	-54.01%	-75.80%	+21.79%
Max Drawdown (10Y) Largest decline over 10 years	-91.45%	-95.77%	+4.32%
Current Drawdown Current decline from peak	-40.39%	-95.74%	+55.35%
Average Drawdown Average peak-to-trough decline	-39.12%	-57.18%	+18.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.23%	8.39%	-3.16%

Volatility

HAL vs. RIG - Volatility Comparison

The current volatility for Halliburton Company (HAL) is 10.16%, while Transocean Ltd. (RIG) has a volatility of 14.02%. This indicates that HAL experiences smaller price fluctuations and is considered to be less risky than RIG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HAL	RIG	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.16%	14.02%	-3.86%
Volatility (6M) Calculated over the trailing 6-month period	24.49%	38.29%	-13.80%
Volatility (1Y) Calculated over the trailing 1-year period	36.86%	54.64%	-17.78%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.09%	62.55%	-22.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.01%	74.56%	-28.55%

Dividends

HAL vs. RIG - Dividend Comparison

HAL's dividend yield for the trailing twelve months is around 1.93%, while RIG has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
HAL Halliburton Company	1.93%	2.41%	2.50%	1.77%	1.22%	0.79%	1.67%	2.94%	2.71%	1.47%	1.33%	2.12%
RIG Transocean Ltd.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	8.48%

Financials

Frequently Asked Questions

Can I hold both HAL and RIG in my portfolio?

HAL and RIG have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, HAL or RIG?

RIG has higher volatility (14.02%) compared to HAL (10.16%). In terms of maximum drawdown, HAL dropped -92.99% vs RIG's -99.47%.

Which has better risk-adjusted returns?

HAL currently has the higher Sharpe Ratio (1.68 vs 1.58), 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.