BLDR vs. SPHY

Last updated Jun 13, 2026

BLDR (Builders FirstSource, Inc.) is a stock, while SPHY (SPDR Portfolio High Yield Bond ETF) is High Yield Bonds fund tracking the ICE BofA US High Yield Index. Over the past 10 years, BLDR returned 21.56%/yr vs 5.21%/yr for SPHY. At a 0.29 correlation, their price movements are largely independent.

Performance

BLDR vs. SPHY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Builders FirstSource, Inc. (BLDR) and SPDR Portfolio High Yield Bond ETF (SPHY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BLDR achieves a -24.41% return, which is significantly lower than SPHY's 1.85% return. Over the past 10 years, BLDR has outperformed SPHY with an annualized return of 21.56%, while SPHY has yielded a comparatively lower 5.21% annualized return.

BLDR

• 1D: -1.02%
• 1M: 7.54%
• YTD: -24.41%
• 6M: -28.31%
• 1Y: -32.40%
• 3Y*: -14.86%
• 5Y*: 12.14%
• 10Y*: 21.56%

SPHY

• 1D: 0.04%
• 1M: 0.63%
• YTD: 1.85%
• 6M: 2.41%
• 1Y: 7.07%
• 3Y*: 8.90%
• 5Y*: 4.36%
• 10Y*: 5.21%

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

BLDR vs. SPHY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BLDR Builders FirstSource, Inc.	-24.41%	-28.01%	-14.38%	157.31%	-24.30%	110.02%	60.61%	132.91%	-49.93%	98.63%
SPHY SPDR Portfolio High Yield Bond ETF	1.85%	8.59%	8.54%	12.81%	-10.57%	5.61%	6.65%	13.16%	-3.35%	7.35%

Correlation

The correlation between BLDR and SPHY is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.48
Correlation (3Y) Calculated over the trailing 3-year period	0.53
Correlation (5Y) Calculated over the trailing 5-year period	0.54
Correlation (10Y) Calculated over the trailing 10-year period	0.38
Correlation (All Time) Calculated using the full available price history since Jun 19, 2012	0.29

The correlation between BLDR and SPHY shifts across timeframes, from 0.29 (all time) to 0.54 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

BLDR vs. SPHY — Risk / Return Rank

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

BLDR

BLDR Risk / Return Rank: 17
BLDR Sharpe Ratio Rank: 14
BLDR Sortino Ratio Rank: 14
BLDR Omega Ratio Rank: 17
BLDR Calmar Ratio Rank: 22
BLDR Martin Ratio Rank: 19

SPHY

SPHY Risk / Return Rank: 73
SPHY Sharpe Ratio Rank: 68
SPHY Sortino Ratio Rank: 76
SPHY Omega Ratio Rank: 75
SPHY Calmar Ratio Rank: 67
SPHY Martin Ratio Rank: 79

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.

BLDR vs. SPHY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Builders FirstSource, Inc. (BLDR) and SPDR Portfolio High Yield Bond ETF (SPHY). 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.

	BLDR	SPHY	Difference
Sharpe ratio: Return per unit of total volatility	-0.67	1.91	-2.58
Sortino ratio: Return per unit of downside risk	-0.90	2.91	-3.81
Omega ratio: Gain probability vs. loss probability	0.91	1.38	-0.47
Calmar ratio: Return relative to maximum drawdown	-0.59	2.94	-3.53
Martin ratio: Return relative to average drawdown	-1.11	13.29	-14.40

BLDR vs. SPHY - Sharpe Ratio Comparison

The current BLDR Sharpe Ratio is -0.67, which is lower than the SPHY Sharpe Ratio of 1.91. The chart below compares the historical Sharpe Ratios of BLDR and SPHY, 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

BLDR vs. SPHY - Drawdown Comparison

The maximum BLDR drawdown since its inception was -96.78%, which is greater than SPHY's maximum drawdown of -21.97%. Use the drawdown chart below to compare losses from any high point for BLDR and SPHY.

Drawdown Indicators

	BLDR	SPHY	Difference
Max Drawdown Largest peak-to-trough decline	-96.78%	-21.97%	-74.81%
Max Drawdown (1Y) Largest decline over 1 year	-55.51%	-2.41%	-53.10%
Max Drawdown (3Y) Largest decline over 3 years	-68.55%	-4.85%	-63.70%
Max Drawdown (5Y) Largest decline over 5 years	-68.55%	-15.29%	-53.26%
Max Drawdown (10Y) Largest decline over 10 years	-68.55%	-21.97%	-46.58%
Current Drawdown Current decline from peak	-63.16%	0.00%	-63.16%
Average Drawdown Average peak-to-trough decline	-47.87%	-2.29%	-45.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	29.23%	0.53%	+28.70%

Volatility

BLDR vs. SPHY - Volatility Comparison

Builders FirstSource, Inc. (BLDR) has a higher volatility of 15.05% compared to SPDR Portfolio High Yield Bond ETF (SPHY) at 1.16%. This indicates that BLDR's price experiences larger fluctuations and is considered to be riskier than SPHY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BLDR	SPHY	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.05%	1.16%	+13.89%
Volatility (6M) Calculated over the trailing 6-month period	34.74%	2.95%	+31.79%
Volatility (1Y) Calculated over the trailing 1-year period	48.45%	3.72%	+44.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	45.30%	7.18%	+38.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	47.75%	7.87%	+39.88%

Dividends

BLDR vs. SPHY - Dividend Comparison

BLDR has not paid dividends to shareholders, while SPHY's dividend yield for the trailing twelve months is around 7.24%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BLDR Builders FirstSource, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SPHY SPDR Portfolio High Yield Bond ETF	7.24%	7.38%	7.80%	7.30%	6.47%	5.13%	5.63%	5.73%	4.09%	4.41%	4.27%	4.29%

Frequently Asked Questions

Can I hold both BLDR and SPHY in my portfolio?

BLDR and SPHY have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BLDR or SPHY?

BLDR has higher volatility (15.05%) compared to SPHY (1.16%). In terms of maximum drawdown, BLDR dropped -96.78% vs SPHY's -21.97%.

Which has better risk-adjusted returns?

SPHY currently has the higher Sharpe Ratio (1.91 vs -0.67), 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.