DAT vs. ARMH

Last updated Apr 1, 2026

Compare and contrast key facts about ProShares Big Data Refiners ETF (DAT) and Arm Holdings PLC ADRhedged ETF (ARMH).

DAT and ARMH are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. DAT is a passively managed fund by ProShares that tracks the performance of the FactSet Big Data Refiners Index. It was launched on Sep 29, 2021. ARMH is an actively managed fund by Precidian. It was launched on Mar 13, 2025.

Performance

DAT vs. ARMH - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Big Data Refiners ETF (DAT) and Arm Holdings PLC ADRhedged ETF (ARMH). The values are adjusted to include any dividend payments, if applicable.

DAT vs. ARMH - Yearly Performance Comparison

	2026 (YTD)	2025
DAT ProShares Big Data Refiners ETF	-24.83%	13.96%
ARMH Arm Holdings PLC ADRhedged ETF	39.97%	-2.01%

Returns By Period

In the year-to-date period, DAT achieves a -24.83% return, which is significantly lower than ARMH's 39.97% return.

DAT

• 1D: 2.47%
• 1M: -6.54%
• YTD: -24.83%
• 6M: -28.77%
• 1Y: -13.31%
• 3Y*: 11.65%
• 5Y*: —
• 10Y*: —

ARMH

• 1D: 9.71%
• 1M: 20.77%
• YTD: 39.97%
• 6M: 9.09%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DAT vs. ARMH - Expense Ratio Comparison

DAT has a 0.58% expense ratio, which is higher than ARMH's 0.19% expense ratio.

DAT

ProShares Big Data Refiners ETF

ARMH

Arm Holdings PLC ADRhedged ETF

Return for Risk

DAT vs. ARMH — Risk / Return Rank

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

DAT

DAT Risk / Return Rank: 4
DAT Sharpe Ratio Rank: 5
DAT Sortino Ratio Rank: 5
DAT Omega Ratio Rank: 5
DAT Calmar Ratio Rank: 4
DAT Martin Ratio Rank: 2

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.

DAT vs. ARMH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Big Data Refiners ETF (DAT) and Arm Holdings PLC ADRhedged ETF (ARMH). 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.

	DAT	ARMH	Difference
Sharpe ratio Return per unit of total volatility	-0.42	—	—
Sortino ratio Return per unit of downside risk	-0.42	—	—
Omega ratio Gain probability vs. loss probability	0.95	—	—
Calmar ratio Return relative to maximum drawdown	-0.47	—	—
Martin ratio Return relative to average drawdown	-1.27	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	DAT	ARMH	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.42	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.11	0.80	-0.91

Correlation

The correlation between DAT and ARMH is 0.37, 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

DAT vs. ARMH - Dividend Comparison

DAT has not paid dividends to shareholders, while ARMH's dividend yield for the trailing twelve months is around 2.42%.

	TTM	2025
DAT ProShares Big Data Refiners ETF	0.00%	0.00%
ARMH Arm Holdings PLC ADRhedged ETF	2.42%	2.64%

Drawdowns

DAT vs. ARMH - Drawdown Comparison

The maximum DAT drawdown since its inception was -56.22%, which is greater than ARMH's maximum drawdown of -42.04%. Use the drawdown chart below to compare losses from any high point for DAT and ARMH.

Drawdown Indicators

	DAT	ARMH	Difference
Max Drawdown Largest peak-to-trough decline	-56.22%	-42.04%	-14.18%
Max Drawdown (1Y) Largest decline over 1 year	-31.89%	—	—
Current Drawdown Current decline from peak	-30.23%	-13.75%	-16.48%
Average Drawdown Average peak-to-trough decline	-26.38%	-16.33%	-10.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.70%	—	—

Volatility

Volatility by Period

	DAT	ARMH	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.86%	—	—
Volatility (6M) Calculated over the trailing 6-month period	20.08%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	31.52%	50.59%	-19.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.61%	50.59%	-16.98%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.61%	50.59%	-16.98%