TLSTX vs. FZALX
TLSTX (TIAA-CREF Life Funds Stock Index Fund) and FZALX (Fidelity Advisor Mega Cap Stock Fund Class Z) are both Large Cap Blend Equities funds. Over the past 5 years, TLSTX returned 11.94%/yr vs 16.25%/yr for FZALX. Their correlation of 0.92 suggests significant overlap in exposure. TLSTX charges 0.09%/yr vs 0.51%/yr for FZALX.
Performance
TLSTX vs. FZALX - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with TLSTX having a 10.56% return and FZALX slightly lower at 10.12%.
TLSTX
- 1D
- -0.22%
- 1M
- -1.00%
- 6M
- 10.56%
- YTD
- 10.56%
- 1Y
- 21.88%
- 3Y*
- 20.17%
- 5Y*
- 11.94%
- 10Y*
- —
FZALX
- 1D
- 0.15%
- 1M
- -0.38%
- 6M
- 10.12%
- YTD
- 10.12%
- 1Y
- 24.49%
- 3Y*
- 24.47%
- 5Y*
- 16.25%
- 10Y*
- 16.81%
TLSTX vs. FZALX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
TLSTX TIAA-CREF Life Funds Stock Index Fund | 10.56% | 17.08% | 23.66% | 25.90% | -19.24% | 25.61% | 20.74% | 15.48% |
FZALX Fidelity Advisor Mega Cap Stock Fund Class Z | 10.12% | 27.07% | 26.13% | 26.63% | -8.89% | 26.44% | 13.06% | 13.67% |
Correlation
The correlation between TLSTX and FZALX is 0.94, 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 | 0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.94 |
Correlation (All Time) Calculated using the full available price history since May 13, 2019 | 0.92 |
The correlation between TLSTX and FZALX has been stable across timeframes, ranging from 0.92 to 0.94 - a consistent structural relationship.
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Return for Risk
TLSTX vs. FZALX — Risk / Return Rank
TLSTX
FZALX
TLSTX vs. FZALX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for TIAA-CREF Life Funds Stock Index Fund (TLSTX) and Fidelity Advisor Mega Cap Stock Fund Class Z (FZALX). 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.
| TLSTX | FZALX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.24 | ||
| Sortino ratioReturn per unit of downside risk | -0.35 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.36 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | 2.56 | 2.81 | -0.26 |
| Martin ratioReturn relative to average drawdown | 11.25 | 12.31 | -1.06 |
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Drawdowns
TLSTX vs. FZALX - Drawdown Comparison
The maximum TLSTX drawdown since its inception was -34.91%, roughly equal to the maximum FZALX drawdown of -35.23%. Use the drawdown chart below to compare losses from any high point for TLSTX and FZALX.
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Drawdown Indicators
| TLSTX | FZALX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.91% | -35.23% | +0.32% |
Max Drawdown (1Y)Largest decline over 1 year | -8.86% | -8.99% | +0.13% |
Max Drawdown (3Y)Largest decline over 3 years | -19.30% | -18.49% | -0.81% |
Max Drawdown (5Y)Largest decline over 5 years | -25.12% | -23.25% | -1.87% |
Max Drawdown (10Y)Largest decline over 10 years | — | -35.23% | — |
Current DrawdownCurrent decline from peak | -1.00% | -0.70% | -0.30% |
Average DrawdownAverage peak-to-trough decline | -5.46% | -3.76% | -1.70% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.01% | 2.05% | -0.04% |
Volatility
TLSTX vs. FZALX - Volatility Comparison
TIAA-CREF Life Funds Stock Index Fund (TLSTX) has a higher volatility of 4.98% compared to Fidelity Advisor Mega Cap Stock Fund Class Z (FZALX) at 4.68%. This indicates that TLSTX's price experiences larger fluctuations and is considered to be riskier than FZALX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TLSTX | FZALX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.98% | 4.68% | +0.30% |
Volatility (6M)Calculated over the trailing 6-month period | 10.07% | 9.73% | +0.34% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.76% | 12.56% | +0.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.05% | 16.77% | +0.28% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.04% | 18.08% | +1.96% |
TLSTX vs. FZALX - Expense Ratio Comparison
TLSTX has a 0.09% expense ratio, which is lower than FZALX's 0.51% expense ratio.
Dividends
TLSTX vs. FZALX - Dividend Comparison
TLSTX's dividend yield for the trailing twelve months is around 4.96%, more than FZALX's 3.67% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FZALX Fidelity Advisor Mega Cap Stock Fund Class Z | 3.67% | 4.04% | 2.83% | 2.17% | 4.51% | 4.92% | 8.14% | 13.19% | 21.94% | 16.56% | 2.12% | 4.33% |
TLSTX TIAA-CREF Life Funds Stock Index Fund | 4.96% | 5.48% | 2.73% | 2.22% | 3.82% | 1.38% | 1.84% | 2.24% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.94, TLSTX and FZALX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
TLSTX has higher volatility (4.98%) compared to FZALX (4.68%). In terms of maximum drawdown, TLSTX dropped -34.91% vs FZALX's -35.23%.
FZALX currently has the higher Sharpe Ratio (2.01 vs 1.77), 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.
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