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BRUFX vs. WWWEX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

BRUFX vs. WWWEX

Last updated Jul 15, 2026
Documentation

BRUFX (Bruce Fund) and WWWEX (Kinetics The Global Fund) are both Diversified Portfolio funds. Over the past 10 years, BRUFX returned 7.63%/yr vs 15.21%/yr for WWWEX. At a 0.40 correlation, their price movements are largely independent. BRUFX charges 0.68%/yr vs 1.39%/yr for WWWEX.

Performance

BRUFX vs. WWWEX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bruce Fund (BRUFX) and Kinetics The Global Fund (WWWEX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, BRUFX achieves a 15.52% return, which is significantly higher than WWWEX's 4.55% return. Over the past 10 years, BRUFX has underperformed WWWEX with an annualized return of 7.63%, while WWWEX has yielded a comparatively higher 15.21% annualized return.

BRUFX

1D
0.17%
1M
3.61%
6M
12.43%
YTD
15.52%
1Y
26.52%
3Y*
12.44%
5Y*
5.97%
10Y*
7.63%

WWWEX

1D
-0.06%
1M
0.72%
6M
-1.76%
YTD
4.55%
1Y
-1.98%
3Y*
28.67%
5Y*
14.41%
10Y*
15.21%
*Multi-year figures are annualized to reflect compound growth (CAGR)

BRUFX vs. WWWEX - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
BRUFX
Bruce Fund		15.52%14.89%4.45%-0.74%-8.80%17.35%12.06%22.42%-3.99%12.48%
WWWEX
Kinetics The Global Fund		4.55%2.89%72.15%11.83%-6.45%16.29%25.00%21.61%-23.57%48.93%

Correlation

The correlation between BRUFX and WWWEX is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.41

Correlation (3Y)
Calculated over the trailing 3-year period

0.36

Correlation (5Y)
Calculated over the trailing 5-year period

0.39

Correlation (10Y)
Calculated over the trailing 10-year period

0.36

Correlation (All Time)
Calculated using the full available price history since Dec 31, 1999

0.40

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Bruce Fund

Kinetics The Global Fund

Often compared with BRUFX:
BRUFX vs. FKINXBRUFX vs. ^GSPCBRUFX vs. VOOBRUFX vs. VTMFXBRUFX vs. PRWCXBRUFX vs. VFIAXBRUFX vs. FCNTX
Often compared with WWWEX:
WWWEX vs. KSCOXWWWEX vs. GQRPXWWWEX vs. WWNPXWWWEX vs. FSELXWWWEX vs. VTWWWEX vs. PRPFXWWWEX vs. INFL

Return for Risk

BRUFX vs. WWWEX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
BRUFX
BRUFX Risk / Return Rank: 8989
Overall Rank
BRUFX Sharpe Ratio Rank: 9292
Sharpe Ratio Rank
BRUFX Sortino Ratio Rank: 8888
Sortino Ratio Rank
BRUFX Omega Ratio Rank: 8484
Omega Ratio Rank
BRUFX Calmar Ratio Rank: 8989
Calmar Ratio Rank
BRUFX Martin Ratio Rank: 9494
Martin Ratio Rank
WWWEX
WWWEX Risk / Return Rank: 33
Overall Rank
WWWEX Sharpe Ratio Rank: 33
Sharpe Ratio Rank
WWWEX Sortino Ratio Rank: 33
Sortino Ratio Rank
WWWEX Omega Ratio Rank: 33
Omega Ratio Rank
WWWEX Calmar Ratio Rank: 33
Calmar Ratio Rank
WWWEX Martin Ratio Rank: 33
Martin Ratio Rank
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.

BRUFX vs. WWWEX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bruce Fund (BRUFX) and Kinetics The Global Fund (WWWEX). 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.

BRUFXWWWEXDifference
Sharpe ratioReturn per unit of total volatility
2.50
-0.11

+2.61

Sortino ratioReturn per unit of downside risk
3.56
-0.04

+3.59

Omega ratioGain probability vs. loss probability

1.44

1.00

+0.44

Calmar ratioReturn relative to maximum drawdown

3.49

-0.14

+3.63

Martin ratioReturn relative to average drawdown

15.51

-0.31

+15.82

BRUFX vs. WWWEX - Sharpe Ratio Comparison

The current BRUFX Sharpe Ratio is 2.50, which is higher than the WWWEX Sharpe Ratio of -0.11. The chart below compares the historical Sharpe Ratios of BRUFX and WWWEX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

BRUFX vs. WWWEX - Drawdown Comparison

The maximum BRUFX drawdown since its inception was -44.50%, smaller than the maximum WWWEX drawdown of -82.60%. Use the drawdown chart below to compare losses from any high point for BRUFX and WWWEX.

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Drawdown Indicators

BRUFXWWWEXDifference

Max Drawdown

Largest peak-to-trough decline

-44.50%

-82.60%

+38.10%

Max Drawdown (1Y)

Largest decline over 1 year

-7.67%

-13.86%

+6.19%

Max Drawdown (3Y)

Largest decline over 3 years

-9.66%

-17.66%

+8.00%

Max Drawdown (5Y)

Largest decline over 5 years

-17.91%

-26.62%

+8.71%

Max Drawdown (10Y)

Largest decline over 10 years

-25.44%

-36.00%

+10.56%

Current Drawdown

Current decline from peak

-0.69%

-9.83%

+9.14%

Average Drawdown

Average peak-to-trough decline

-9.05%

-41.18%

+32.13%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.72%

6.29%

-4.57%

Volatility

BRUFX vs. WWWEX - Volatility Comparison

The current volatility for Bruce Fund (BRUFX) is 3.06%, while Kinetics The Global Fund (WWWEX) has a volatility of 4.07%. This indicates that BRUFX experiences smaller price fluctuations and is considered to be less risky than WWWEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

BRUFXWWWEXDifference

Volatility (1M)

Calculated over the trailing 1-month period

3.06%

4.07%

-1.01%

Volatility (6M)

Calculated over the trailing 6-month period

8.41%

13.55%

-5.14%

Volatility (1Y)

Calculated over the trailing 1-year period

10.75%

17.27%

-6.52%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

10.57%

19.55%

-8.98%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

11.64%

19.23%

-7.59%

BRUFX vs. WWWEX - Expense Ratio Comparison

BRUFX has a 0.68% expense ratio, which is lower than WWWEX's 1.39% expense ratio.

Dividends

BRUFX vs. WWWEX - Dividend Comparison

BRUFX's dividend yield for the trailing twelve months is around 5.50%, more than WWWEX's 2.47% yield.

PositionTTM20252024202320222021202020192018201720162015
BRUFX
Bruce Fund		5.50%6.35%5.01%6.46%13.31%9.25%5.83%2.03%2.49%4.11%6.26%4.63%
WWWEX
Kinetics The Global Fund		2.47%2.58%0.98%2.50%1.47%3.50%0.00%0.00%0.08%9.04%0.40%0.06%

Frequently Asked Questions

BRUFX and WWWEX have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

WWWEX has higher volatility (4.07%) compared to BRUFX (3.06%). In terms of maximum drawdown, BRUFX dropped -44.50% vs WWWEX's -82.60%.

BRUFX currently has the higher Sharpe Ratio (2.50 vs -0.11), 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.

Portfolio Optimizer

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