STX vs. AMLP

Last updated Aug 6, 2026

STX (Seagate Technology plc) is a stock, while AMLP (Alerian MLP ETF) is MLPs fund tracking the Alerian MLP Infrastructure Index. Over the past 10 years, STX returned 44.44%/yr vs 6.91%/yr for AMLP. Their 0.29 correlation means their historical movements had little consistent relationship.

Performance

STX vs. AMLP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Seagate Technology plc (STX) and Alerian MLP ETF (AMLP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STX achieves a 204.92% return, which is significantly higher than AMLP's 20.23% return. Over the past 10 years, STX has outperformed AMLP with an annualized return of 44.44%, while AMLP has yielded a comparatively lower 6.91% annualized return.

STX

• 1D: -0.91%
• 1M: -3.52%
• 6M: 100.59%
• YTD: 204.92%
• 1Y: 456.59%
• 3Y*: 137.79%
• 5Y*: 60.20%
• 10Y*: 44.44%
• ALL TIME*: 23.90%

AMLP

• 1D: -1.16%
• 1M: 4.70%
• 6M: 11.68%
• YTD: 20.23%
• 1Y: 19.62%
• 3Y*: 19.15%
• 5Y*: 20.05%
• 10Y*: 6.91%
• ALL TIME*: 5.78%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AMLP Alerian MLP ETF	$73.87M	$62.93M	$74.06M
STX Seagate Technology plc	$4.99B	$4.56B	$4.07B

STX vs. AMLP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
STX Seagate Technology plc	204.92%	225.26%	4.06%	69.12%	-51.42%	87.50%	10.14%	62.14%	-2.90%	16.67%
AMLP Alerian MLP ETF	20.23%	5.78%	22.76%	21.40%	25.47%	39.09%	-32.26%	5.99%	-12.67%	-7.89%

Correlation

The correlation between STX and AMLP is -0.14, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.14
Correlation (3Y) Balances recent behavior with more history.	0.10
Correlation (5Y) Shows whether the relationship held over a longer period.	0.23
Correlation (10Y) Provides a long-term view across more market conditions.	0.27
Correlation (All Time) Calculated using the full available price history since Aug 25, 2010	0.29

The correlation between STX and AMLP shifts across timeframes, from -0.14 (1 year) to 0.29 (all time), reflecting how their relationship changes across market environments.

Return for Risk

STX vs. AMLP — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

STX

STX Risk / Return Rank: 99
STX Sharpe Ratio Rank: 100
STX Sortino Ratio Rank: 98
STX Omega Ratio Rank: 97
STX Calmar Ratio Rank: 99
STX Martin Ratio Rank: 99

AMLP

AMLP Risk / Return Rank: 55
AMLP Sharpe Ratio Rank: 57
AMLP Sortino Ratio Rank: 56
AMLP Omega Ratio Rank: 53
AMLP Calmar Ratio Rank: 59
AMLP Martin Ratio Rank: 51

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

STX vs. AMLP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Seagate Technology plc (STX) and Alerian MLP ETF (AMLP). 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.

	STX	AMLP	Difference
Sharpe ratio: Return per unit of total volatility	6.38	1.58	+4.80
Sortino ratio: Return per unit of downside risk	4.61	2.22	+2.39
Omega ratio: Gain probability vs. loss probability	1.58	1.27	+0.31
Calmar ratio: Return relative to maximum drawdown	14.47	2.39	+12.09
Martin ratio: Return relative to average drawdown	44.32	6.69	+37.63

STX vs. AMLP - Sharpe Ratio Comparison

The current STX Sharpe Ratio is 6.38, which is higher than the AMLP Sharpe Ratio of 1.58. The chart below compares the historical Sharpe Ratios of STX and AMLP, 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

STX vs. AMLP - Drawdown Comparison

The maximum STX drawdown since its inception was -88.74%, which is greater than AMLP's maximum drawdown of -77.19%. Use the drawdown chart below to compare losses from any high point for STX and AMLP.

Drawdown Indicators

	STX	AMLP	Difference
Max Drawdown Largest peak-to-trough decline	-88.74%	-77.19%	-11.55%
Max Drawdown (1Y) Largest decline over 1 year	-31.81%	-8.25%	-23.56%
Max Drawdown (3Y) Largest decline over 3 years	-40.00%	-14.27%	-25.73%
Max Drawdown (5Y) Largest decline over 5 years	-56.99%	-20.92%	-36.07%
Max Drawdown (10Y) Largest decline over 10 years	-56.99%	-72.62%	+15.63%
Current Drawdown Current decline from peak	-23.38%	-1.74%	-21.64%
Average Drawdown Average peak-to-trough decline	-26.38%	-17.25%	-9.13%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.37%	2.94%	+7.43%

Volatility

STX vs. AMLP - Volatility Comparison

Seagate Technology plc (STX) has a higher volatility of 25.96% compared to Alerian MLP ETF (AMLP) at 3.90%. This indicates that STX's price experiences larger fluctuations and is considered to be riskier than AMLP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STX	AMLP	Difference
Volatility (1M) Calculated over the trailing 1-month period	25.96%	3.90%	+22.06%
Volatility (6M) Calculated over the trailing 6-month period	53.37%	9.73%	+43.64%
Volatility (1Y) Calculated over the trailing 1-year period	72.19%	12.53%	+59.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.25%	19.34%	+27.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.74%	27.65%	+15.09%

Dividends

STX vs. AMLP - Dividend Comparison

STX's dividend yield for the trailing twelve months is around 0.35%, less than AMLP's 7.40% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AMLP Alerian MLP ETF	7.40%	8.36%	7.70%	7.86%	7.70%	8.55%	12.31%	9.12%	9.29%	7.97%	8.09%	9.84%
STX Seagate Technology plc	0.35%	1.05%	3.27%	3.28%	5.32%	2.40%	4.21%	4.27%	6.53%	6.02%	6.60%	6.14%

Frequently Asked Questions

Can I hold both STX and AMLP in my portfolio?

STX and AMLP have a correlation of -0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STX or AMLP?

STX has higher volatility (25.96%) compared to AMLP (3.90%). In terms of maximum drawdown, STX dropped -88.74% vs AMLP's -77.19%.

Which has better risk-adjusted returns?

STX currently has the higher Sharpe Ratio (6.38 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.