WESRX vs. PBXIX

Last updated Jun 23, 2026

WESRX (TETON Convertible Securities Fund) and PBXIX (Rational/Pier 88 Convertible Securities Fund) are both Convertible Bonds funds. Over the past 5 years, WESRX returned 4.98%/yr vs 3.59%/yr for PBXIX. Their correlation of 0.82 suggests significant overlap in exposure. WESRX charges 1.15%/yr vs 0.99%/yr for PBXIX.

Performance

WESRX vs. PBXIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in TETON Convertible Securities Fund (WESRX) and Rational/Pier 88 Convertible Securities Fund (PBXIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WESRX achieves a 19.39% return, which is significantly higher than PBXIX's 9.88% return.

WESRX

• 1D: 0.98%
• 1M: 2.24%
• YTD: 19.39%
• 6M: 16.77%
• 1Y: 35.73%
• 3Y*: 16.04%
• 5Y*: 4.98%
• 10Y*: 9.78%

PBXIX

• 1D: 0.34%
• 1M: 2.89%
• YTD: 9.88%
• 6M: 9.09%
• 1Y: 14.01%
• 3Y*: 8.67%
• 5Y*: 3.59%
• 10Y*: —

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

WESRX vs. PBXIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
WESRX TETON Convertible Securities Fund	19.39%	17.20%	11.73%	5.09%	-21.96%	2.21%	27.22%	2.54%
PBXIX Rational/Pier 88 Convertible Securities Fund	9.88%	2.12%	8.23%	3.28%	-10.82%	10.23%	17.09%	1.70%

Correlation

The correlation between WESRX and PBXIX is 0.70, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.70
Correlation (3Y) Calculated over the trailing 3-year period	0.74
Correlation (5Y) Calculated over the trailing 5-year period	0.79
Correlation (All Time) Calculated using the full available price history since Dec 6, 2019	0.82

The correlation between WESRX and PBXIX shifts across timeframes, from 0.70 (1 year) to 0.82 (all time), reflecting how their relationship changes across market environments.

Return for Risk

WESRX vs. PBXIX — Risk / Return Rank

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

WESRX

WESRX Risk / Return Rank: 54
WESRX Sharpe Ratio Rank: 59
WESRX Sortino Ratio Rank: 49
WESRX Omega Ratio Rank: 50
WESRX Calmar Ratio Rank: 67
WESRX Martin Ratio Rank: 44

PBXIX

PBXIX Risk / Return Rank: 52
PBXIX Sharpe Ratio Rank: 51
PBXIX Sortino Ratio Rank: 52
PBXIX Omega Ratio Rank: 48
PBXIX Calmar Ratio Rank: 55
PBXIX Martin Ratio Rank: 55

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.

WESRX vs. PBXIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for TETON Convertible Securities Fund (WESRX) and Rational/Pier 88 Convertible Securities Fund (PBXIX). 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.

	WESRX	PBXIX	Difference
Sharpe ratio: Return per unit of total volatility	2.09	1.94	+0.15
Sortino ratio: Return per unit of downside risk	2.73	2.78	-0.06
Omega ratio: Gain probability vs. loss probability	1.36	1.35	+0.01
Calmar ratio: Return relative to maximum drawdown	2.99	2.73	+0.27
Martin ratio: Return relative to average drawdown	8.87	10.45	-1.58

WESRX vs. PBXIX - Sharpe Ratio Comparison

The current WESRX Sharpe Ratio is 2.09, which is comparable to the PBXIX Sharpe Ratio of 1.94. The chart below compares the historical Sharpe Ratios of WESRX and PBXIX, 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

WESRX vs. PBXIX - Drawdown Comparison

The maximum WESRX drawdown since its inception was -51.81%, which is greater than PBXIX's maximum drawdown of -24.03%. Use the drawdown chart below to compare losses from any high point for WESRX and PBXIX.

Drawdown Indicators

	WESRX	PBXIX	Difference
Max Drawdown Largest peak-to-trough decline	-51.81%	-24.03%	-27.78%
Max Drawdown (1Y) Largest decline over 1 year	-11.95%	-5.16%	-6.79%
Max Drawdown (3Y) Largest decline over 3 years	-13.89%	-10.71%	-3.18%
Max Drawdown (5Y) Largest decline over 5 years	-31.66%	-15.57%	-16.09%
Max Drawdown (10Y) Largest decline over 10 years	-31.66%	—	—
Current Drawdown Current decline from peak	-2.66%	-0.34%	-2.32%
Average Drawdown Average peak-to-trough decline	-9.07%	-5.48%	-3.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.03%	1.34%	+2.69%

Volatility

WESRX vs. PBXIX - Volatility Comparison

TETON Convertible Securities Fund (WESRX) has a higher volatility of 6.77% compared to Rational/Pier 88 Convertible Securities Fund (PBXIX) at 2.58%. This indicates that WESRX's price experiences larger fluctuations and is considered to be riskier than PBXIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WESRX	PBXIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.77%	2.58%	+4.19%
Volatility (6M) Calculated over the trailing 6-month period	14.18%	5.46%	+8.72%
Volatility (1Y) Calculated over the trailing 1-year period	17.14%	7.25%	+9.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.54%	8.66%	+5.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.68%	11.49%	+2.19%

WESRX vs. PBXIX - Expense Ratio Comparison

WESRX has a 1.15% expense ratio, which is higher than PBXIX's 0.99% expense ratio.

Dividends

WESRX vs. PBXIX - Dividend Comparison

WESRX's dividend yield for the trailing twelve months is around 6.84%, more than PBXIX's 5.34% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PBXIX Rational/Pier 88 Convertible Securities Fund	5.34%	3.48%	2.14%	2.22%	2.25%	7.56%	1.77%	0.00%	0.00%	0.00%	0.00%	0.00%
WESRX TETON Convertible Securities Fund	6.84%	8.95%	2.87%	2.63%	11.45%	10.69%	3.13%	2.75%	5.87%	1.95%	5.10%	0.25%

Frequently Asked Questions

Can I hold both WESRX and PBXIX in my portfolio?

WESRX and PBXIX have a correlation of 0.70, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WESRX or PBXIX?

WESRX has higher volatility (6.77%) compared to PBXIX (2.58%). In terms of maximum drawdown, WESRX dropped -51.81% vs PBXIX's -24.03%.

Which has better risk-adjusted returns?

WESRX currently has the higher Sharpe Ratio (2.09 vs 1.94), 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.