ATEC vs. QTUM

Last updated Jun 24, 2026

ATEC (Alphatec Holdings, Inc.) is a stock, while QTUM (Defiance Quantum ETF) is Technology Equities fund tracking the BlueStar Machine Learning and Quantum Computing Index. Over the past 5 years, ATEC returned -11.51%/yr vs 28.34%/yr for QTUM. At a 0.34 correlation, their price movements are largely independent.

Performance

ATEC vs. QTUM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Alphatec Holdings, Inc. (ATEC) and Defiance Quantum ETF (QTUM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ATEC achieves a -59.60% return, which is significantly lower than QTUM's 49.25% return.

ATEC

• 1D: -0.58%
• 1M: 2.78%
• YTD: -59.60%
• 6M: -59.52%
• 1Y: -21.73%
• 3Y*: -19.43%
• 5Y*: -11.51%
• 10Y*: 9.73%

QTUM

• 1D: -3.12%
• 1M: 6.45%
• YTD: 49.25%
• 6M: 46.84%
• 1Y: 87.39%
• 3Y*: 51.19%
• 5Y*: 28.34%
• 10Y*: —

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

ATEC vs. QTUM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
ATEC Alphatec Holdings, Inc.	-59.60%	129.19%	-39.25%	22.35%	8.05%	-21.28%	104.65%	209.83%	-32.84%
QTUM Defiance Quantum ETF	49.25%	36.65%	50.54%	39.86%	-28.80%	35.18%	42.05%	47.99%	-19.44%

Correlation

The correlation between ATEC and QTUM 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	0.26
Correlation (5Y) Calculated over the trailing 5-year period	0.37
Correlation (All Time) Calculated using the full available price history since Sep 5, 2018	0.34

The correlation between ATEC and QTUM shifts across timeframes, from 0.17 (1 year) to 0.37 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

ATEC vs. QTUM — Risk / Return Rank

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

ATEC

ATEC Risk / Return Rank: 31
ATEC Sharpe Ratio Rank: 29
ATEC Sortino Ratio Rank: 32
ATEC Omega Ratio Rank: 32
ATEC Calmar Ratio Rank: 33
ATEC Martin Ratio Rank: 31

QTUM

QTUM Risk / Return Rank: 88
QTUM Sharpe Ratio Rank: 91
QTUM Sortino Ratio Rank: 83
QTUM Omega Ratio Rank: 83
QTUM Calmar Ratio Rank: 92
QTUM Martin Ratio Rank: 91

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.

ATEC vs. QTUM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Alphatec Holdings, Inc. (ATEC) and Defiance Quantum ETF (QTUM). 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.

	ATEC	QTUM	Difference
Sharpe ratio: Return per unit of total volatility	-0.31	3.02	-3.33
Sortino ratio: Return per unit of downside risk	0.01	3.51	-3.49
Omega ratio: Gain probability vs. loss probability	1.00	1.47	-0.47
Calmar ratio: Return relative to maximum drawdown	-0.32	5.76	-6.07
Martin ratio: Return relative to average drawdown	-0.63	20.75	-21.38

ATEC vs. QTUM - Sharpe Ratio Comparison

The current ATEC Sharpe Ratio is -0.31, which is lower than the QTUM Sharpe Ratio of 3.02. The chart below compares the historical Sharpe Ratios of ATEC and QTUM, 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

ATEC vs. QTUM - Drawdown Comparison

The maximum ATEC drawdown since its inception was -98.90%, which is greater than QTUM's maximum drawdown of -38.45%. Use the drawdown chart below to compare losses from any high point for ATEC and QTUM.

Drawdown Indicators

	ATEC	QTUM	Difference
Max Drawdown Largest peak-to-trough decline	-98.90%	-38.45%	-60.45%
Max Drawdown (1Y) Largest decline over 1 year	-69.18%	-15.26%	-53.92%
Max Drawdown (3Y) Largest decline over 3 years	-73.51%	-25.39%	-48.12%
Max Drawdown (5Y) Largest decline over 5 years	-73.51%	-38.45%	-35.06%
Max Drawdown (10Y) Largest decline over 10 years	-87.34%	—	—
Current Drawdown Current decline from peak	-92.11%	-3.21%	-88.90%
Average Drawdown Average peak-to-trough decline	-80.46%	-8.22%	-72.24%
Ulcer Index Depth and duration of drawdowns from previous peaks	34.62%	4.23%	+30.39%

Volatility

ATEC vs. QTUM - Volatility Comparison

The current volatility for Alphatec Holdings, Inc. (ATEC) is 12.01%, while Defiance Quantum ETF (QTUM) has a volatility of 14.89%. This indicates that ATEC experiences smaller price fluctuations and is considered to be less risky than QTUM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATEC	QTUM	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.01%	14.89%	-2.88%
Volatility (6M) Calculated over the trailing 6-month period	59.92%	23.70%	+36.22%
Volatility (1Y) Calculated over the trailing 1-year period	69.86%	29.10%	+40.76%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	63.08%	27.17%	+35.91%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	69.07%	27.48%	+41.59%

Dividends

ATEC vs. QTUM - Dividend Comparison

ATEC has not paid dividends to shareholders, while QTUM's dividend yield for the trailing twelve months is around 0.72%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ATEC Alphatec Holdings, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
QTUM Defiance Quantum ETF	0.72%	1.01%	0.61%	0.81%	1.46%	0.48%	0.42%	0.61%	0.21%

Frequently Asked Questions

Can I hold both ATEC and QTUM in my portfolio?

ATEC and QTUM 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, ATEC or QTUM?

QTUM has higher volatility (14.89%) compared to ATEC (12.01%). In terms of maximum drawdown, ATEC dropped -98.90% vs QTUM's -38.45%.

Which has better risk-adjusted returns?

QTUM currently has the higher Sharpe Ratio (3.02 vs -0.31), 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.