LAFFX vs. VTSAX

Last updated Jun 23, 2026

LAFFX (Lord Abbett Affiliated Fund) and VTSAX (Vanguard Total Stock Market Index Fund Admiral Shares) are both mutual funds - LAFFX is a Large Cap Value Equities fund managed by Lord Abbett, while VTSAX is a Large Cap Blend Equities fund managed by Vanguard. Over the past 10 years, LAFFX returned 10.94%/yr vs 15.06%/yr for VTSAX. Their correlation of 0.93 suggests significant overlap in exposure. LAFFX charges 0.71%/yr vs 0.04%/yr for VTSAX.

Performance

LAFFX vs. VTSAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Lord Abbett Affiliated Fund (LAFFX) and Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LAFFX achieves a 11.33% return, which is significantly higher than VTSAX's 10.72% return. Over the past 10 years, LAFFX has underperformed VTSAX with an annualized return of 10.94%, while VTSAX has yielded a comparatively higher 15.06% annualized return.

LAFFX

• 1D: 0.31%
• 1M: 3.29%
• YTD: 11.33%
• 6M: 10.92%
• 1Y: 24.64%
• 3Y*: 18.60%
• 5Y*: 11.31%
• 10Y*: 10.94%

VTSAX

• 1D: 1.14%
• 1M: 0.90%
• YTD: 10.72%
• 6M: 9.93%
• 1Y: 27.56%
• 3Y*: 20.66%
• 5Y*: 12.87%
• 10Y*: 15.06%

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

LAFFX vs. VTSAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LAFFX Lord Abbett Affiliated Fund	11.33%	15.75%	17.30%	10.50%	-9.80%	26.77%	-1.29%	25.24%	-7.59%	16.16%
VTSAX Vanguard Total Stock Market Index Fund Admiral Shares	10.72%	17.12%	23.23%	26.51%	-19.52%	25.72%	20.98%	30.79%	-5.18%	21.16%

Correlation

The correlation between LAFFX and VTSAX is 0.80, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.80
Correlation (3Y) Calculated over the trailing 3-year period	0.84
Correlation (5Y) Calculated over the trailing 5-year period	0.87
Correlation (10Y) Calculated over the trailing 10-year period	0.89
Correlation (All Time) Calculated using the full available price history since Nov 13, 2000	0.93

The correlation between LAFFX and VTSAX shifts across timeframes, from 0.80 (1 year) to 0.93 (all time), reflecting how their relationship changes across market environments.

Return for Risk

LAFFX vs. VTSAX — Risk / Return Rank

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

LAFFX

LAFFX Risk / Return Rank: 74
LAFFX Sharpe Ratio Rank: 74
LAFFX Sortino Ratio Rank: 73
LAFFX Omega Ratio Rank: 67
LAFFX Calmar Ratio Rank: 76
LAFFX Martin Ratio Rank: 78

VTSAX

VTSAX Risk / Return Rank: 65
VTSAX Sharpe Ratio Rank: 63
VTSAX Sortino Ratio Rank: 57
VTSAX Omega Ratio Rank: 58
VTSAX Calmar Ratio Rank: 70
VTSAX Martin Ratio Rank: 80

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.

LAFFX vs. VTSAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Lord Abbett Affiliated Fund (LAFFX) and Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX). 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.

	LAFFX	VTSAX	Difference
Sharpe ratio: Return per unit of total volatility	2.30	2.14	+0.16
Sortino ratio: Return per unit of downside risk	3.25	2.90	+0.35
Omega ratio: Gain probability vs. loss probability	1.42	1.38	+0.03
Calmar ratio: Return relative to maximum drawdown	3.26	3.07	+0.19
Martin ratio: Return relative to average drawdown	13.66	13.77	-0.11

LAFFX vs. VTSAX - Sharpe Ratio Comparison

The current LAFFX Sharpe Ratio is 2.30, which is comparable to the VTSAX Sharpe Ratio of 2.14. The chart below compares the historical Sharpe Ratios of LAFFX and VTSAX, 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

LAFFX vs. VTSAX - Drawdown Comparison

The maximum LAFFX drawdown since its inception was -60.50%, which is greater than VTSAX's maximum drawdown of -55.33%. Use the drawdown chart below to compare losses from any high point for LAFFX and VTSAX.

Drawdown Indicators

	LAFFX	VTSAX	Difference
Max Drawdown Largest peak-to-trough decline	-60.50%	-55.33%	-5.17%
Max Drawdown (1Y) Largest decline over 1 year	-7.59%	-8.92%	+1.33%
Max Drawdown (3Y) Largest decline over 3 years	-15.38%	-19.36%	+3.98%
Max Drawdown (5Y) Largest decline over 5 years	-19.50%	-25.36%	+5.86%
Max Drawdown (10Y) Largest decline over 10 years	-39.59%	-34.97%	-4.62%
Current Drawdown Current decline from peak	-0.40%	-1.13%	+0.73%
Average Drawdown Average peak-to-trough decline	-9.01%	-8.99%	-0.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.81%	1.99%	-0.18%

Volatility

LAFFX vs. VTSAX - Volatility Comparison

The current volatility for Lord Abbett Affiliated Fund (LAFFX) is 3.18%, while Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX) has a volatility of 4.88%. This indicates that LAFFX experiences smaller price fluctuations and is considered to be less risky than VTSAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LAFFX	VTSAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.18%	4.88%	-1.70%
Volatility (6M) Calculated over the trailing 6-month period	8.64%	10.11%	-1.47%
Volatility (1Y) Calculated over the trailing 1-year period	10.76%	12.80%	-2.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.62%	17.45%	-2.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.46%	18.45%	-0.99%

LAFFX vs. VTSAX - Expense Ratio Comparison

LAFFX has a 0.71% expense ratio, which is higher than VTSAX's 0.04% expense ratio.

Dividends

LAFFX vs. VTSAX - Dividend Comparison

LAFFX's dividend yield for the trailing twelve months is around 6.46%, more than VTSAX's 1.01% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
LAFFX Lord Abbett Affiliated Fund	6.46%	7.49%	6.32%	1.69%	7.86%	3.86%	1.93%	4.31%	11.75%	11.96%	7.76%	10.67%
VTSAX Vanguard Total Stock Market Index Fund Admiral Shares	1.01%	1.11%	1.26%	1.42%	1.65%	1.20%	1.41%	1.76%	2.03%	1.71%	1.92%	1.98%

Frequently Asked Questions

Can I hold both LAFFX and VTSAX in my portfolio?

LAFFX and VTSAX have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LAFFX or VTSAX?

VTSAX has higher volatility (4.88%) compared to LAFFX (3.18%). In terms of maximum drawdown, LAFFX dropped -60.50% vs VTSAX's -55.33%.

Which has better risk-adjusted returns?

LAFFX currently has the higher Sharpe Ratio (2.30 vs 2.14), 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.