THO vs. SNDK

Last updated Jun 4, 2026

THO (Thor Industries, Inc.) and SNDK (Sandisk Corp) are both stocks. THO operates in Recreational Vehicles (Consumer Cyclical), while SNDK operates in Computer Hardware (Technology). Over the past year, THO returned -1.05% vs 4639.91% for SNDK. At a 0.27 correlation, their price movements are largely independent.

Performance

THO vs. SNDK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thor Industries, Inc. (THO) and Sandisk Corp (SNDK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, THO achieves a -21.40% return, which is significantly lower than SNDK's 671.55% return.

THO

• 1D: 2.86%
• 1M: 8.19%
• YTD: -21.40%
• 6M: -19.11%
• 1Y: -1.05%
• 3Y*: 1.18%
• 5Y*: -5.54%
• 10Y*: 4.19%

SNDK

• 1D: 6.71%
• 1M: 45.84%
• YTD: 671.55%
• 6M: 842.23%
• 1Y: 4,639.91%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

THO vs. SNDK - Yearly Performance Comparison

	2026 (YTD)	2025
THO Thor Industries, Inc.	-21.40%	3.71%
SNDK Sandisk Corp	671.55%	388.44%

Correlation

The correlation between THO and SNDK is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025	0.27

Fundamentals

Market Cap THO : $4.18B SNDK : $287.55B
EPS THO : $4.93 SNDK : $29.70
PE Ratio THO : 16.17 SNDK : 61.67
PS Ratio THO : 0.43 SNDK : 21.08
PB Ratio THO : 0.97 SNDK : 20.87
Total Revenue (TTM) THO : $9.82B SNDK : $13.18B
Gross Profit (TTM) THO : $1.21B SNDK : $7.39B
EBITDA (TTM) THO : $489.04M SNDK : $5.37B

Return for Risk

THO vs. SNDK — Risk / Return Rank

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

THO

THO Risk / Return Rank: 38
THO Sharpe Ratio Rank: 40
THO Sortino Ratio Rank: 35
THO Omega Ratio Rank: 35
THO Calmar Ratio Rank: 39
THO Martin Ratio Rank: 39

SNDK

SNDK Risk / Return Rank: 100
SNDK Sharpe Ratio Rank: 100
SNDK Sortino Ratio Rank: 99
SNDK Omega Ratio Rank: 99
SNDK Calmar Ratio Rank: 100
SNDK Martin Ratio Rank: 100

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.

THO vs. SNDK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thor Industries, Inc. (THO) and Sandisk Corp (SNDK). 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.

	THO	SNDK	Difference
Sharpe ratio: Return per unit of total volatility	-0.03	48.18	-48.21
Sortino ratio: Return per unit of downside risk	0.23	8.51	-8.28
Omega ratio: Gain probability vs. loss probability	1.03	2.19	-1.16
Calmar ratio: Return relative to maximum drawdown	-0.03	150.40	-150.43
Martin ratio: Return relative to average drawdown	-0.06	460.18	-460.23
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

THO vs. SNDK - Sharpe Ratio Comparison

The current THO Sharpe Ratio is -0.03, which is lower than the SNDK Sharpe Ratio of 48.18. The chart below compares the historical Sharpe Ratios of THO and SNDK, 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

	THO	SNDK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.03	48.18	-48.21
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.14	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.09	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.34	16.96	-16.62

Drawdowns

THO vs. SNDK - Drawdown Comparison

The maximum THO drawdown since its inception was -79.55%, which is greater than SNDK's maximum drawdown of -47.50%. Use the drawdown chart below to compare losses from any high point for THO and SNDK.

Drawdown Indicators

	THO	SNDK	Difference
Max Drawdown Largest peak-to-trough decline	-79.55%	-47.50%	-32.05%
Max Drawdown (1Y) Largest decline over 1 year	-39.66%	-31.34%	-8.32%
Max Drawdown (3Y) Largest decline over 3 years	-48.40%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-48.40%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-76.94%	—	—
Current Drawdown Current decline from peak	-41.73%	0.00%	-41.73%
Average Drawdown Average peak-to-trough decline	-24.14%	-13.79%	-10.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.07%	10.22%	+7.85%

Volatility

THO vs. SNDK - Volatility Comparison

The current volatility for Thor Industries, Inc. (THO) is 9.74%, while Sandisk Corp (SNDK) has a volatility of 26.91%. This indicates that THO experiences smaller price fluctuations and is considered to be less risky than SNDK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	THO	SNDK	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.74%	26.91%	-17.17%
Volatility (6M) Calculated over the trailing 6-month period	28.24%	70.59%	-42.35%
Volatility (1Y) Calculated over the trailing 1-year period	37.41%	97.85%	-60.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.78%	97.01%	-56.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	44.31%	97.01%	-52.70%

Dividends

THO vs. SNDK - Dividend Comparison

THO's dividend yield for the trailing twelve months is around 2.58%, while SNDK has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SNDK Sandisk Corp	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
THO Thor Industries, Inc.	2.58%	1.97%	1.53%	1.57%	2.33%	1.62%	1.74%	2.13%	2.92%	0.93%	1.26%	2.03%

Financials

THO vs. SNDK - Profitability Comparison

The chart below illustrates the profitability comparison between Thor Industries, Inc. and Sandisk Corp over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

THO - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Thor Industries, Inc. reported a gross profit of 354.77M and revenue of 2.78B. Therefore, the gross margin over that period was 12.8%.

SNDK - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Sandisk Corp reported a gross profit of 4.66B and revenue of 5.95B. Therefore, the gross margin over that period was 78.4%.

THO - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Thor Industries, Inc. reported an operating income of 96.02M and revenue of 2.78B, resulting in an operating margin of 3.5%.

SNDK - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Sandisk Corp reported an operating income of 4.11B and revenue of 5.95B, resulting in an operating margin of 69.1%.

THO - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Thor Industries, Inc. reported a net income of 95.54M and revenue of 2.78B, resulting in a net margin of 3.4%.

SNDK - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Sandisk Corp reported a net income of 3.62B and revenue of 5.95B, resulting in a net margin of 60.8%.

Frequently Asked Questions

Can I hold both THO and SNDK in my portfolio?

THO and SNDK have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, THO or SNDK?

SNDK has higher volatility (26.91%) compared to THO (9.74%). In terms of maximum drawdown, THO dropped -79.55% vs SNDK's -47.50%.

Which has better risk-adjusted returns?

SNDK currently has the higher Sharpe Ratio (48.18 vs -0.03), 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.