TILIX vs. NMIMX

Last updated Jun 4, 2026

TILIX (TIAA-CREF Large-Cap Growth Index Fund) and NMIMX (Columbia Large Cap Enhanced Core Fund) are both mutual funds - TILIX is a Large Cap Growth Equities fund managed by TIAA Investments, while NMIMX is a Large Cap Blend Equities fund managed by Columbia. Over the past 10 years, TILIX returned 18.64%/yr vs 15.13%/yr for NMIMX. Their correlation of 0.95 suggests significant overlap in exposure. TILIX charges 0.05%/yr vs 0.58%/yr for NMIMX.

Performance

TILIX vs. NMIMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in TIAA-CREF Large-Cap Growth Index Fund (TILIX) and Columbia Large Cap Enhanced Core Fund (NMIMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TILIX achieves a 8.58% return, which is significantly lower than NMIMX's 9.04% return. Over the past 10 years, TILIX has outperformed NMIMX with an annualized return of 18.64%, while NMIMX has yielded a comparatively lower 15.13% annualized return.

TILIX

• 1D: -0.37%
• 1M: 7.10%
• YTD: 8.58%
• 6M: 7.86%
• 1Y: 27.30%
• 3Y*: 25.49%
• 5Y*: 16.00%
• 10Y*: 18.64%

NMIMX

• 1D: 0.06%
• 1M: 5.44%
• YTD: 9.04%
• 6M: 10.33%
• 1Y: 27.85%
• 3Y*: 21.63%
• 5Y*: 14.18%
• 10Y*: 15.13%

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

TILIX vs. NMIMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TILIX TIAA-CREF Large-Cap Growth Index Fund	8.58%	18.41%	33.31%	42.64%	-29.22%	27.63%	38.43%	36.30%	-1.66%	28.49%
NMIMX Columbia Large Cap Enhanced Core Fund	9.04%	16.99%	25.64%	26.24%	-16.99%	31.73%	15.48%	25.87%	-5.07%	24.13%

Correlation

The correlation between TILIX and NMIMX is 0.92, 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	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.93
Correlation (All Time) Calculated using the full available price history since Oct 1, 2002	0.95

The correlation between TILIX and NMIMX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.

Return for Risk

TILIX vs. NMIMX — Risk / Return Rank

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

TILIX

TILIX Risk / Return Rank: 31
TILIX Sharpe Ratio Rank: 40
TILIX Sortino Ratio Rank: 36
TILIX Omega Ratio Rank: 37
TILIX Calmar Ratio Rank: 22
TILIX Martin Ratio Rank: 23

NMIMX

NMIMX Risk / Return Rank: 63
NMIMX Sharpe Ratio Rank: 65
NMIMX Sortino Ratio Rank: 59
NMIMX Omega Ratio Rank: 58
NMIMX Calmar Ratio Rank: 63
NMIMX Martin Ratio Rank: 68

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.

TILIX vs. NMIMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for TIAA-CREF Large-Cap Growth Index Fund (TILIX) and Columbia Large Cap Enhanced Core Fund (NMIMX). 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.

	TILIX	NMIMX	Difference
Sharpe ratio: Return per unit of total volatility	1.84	2.37	-0.53
Sortino ratio: Return per unit of downside risk	2.50	3.23	-0.73
Omega ratio: Gain probability vs. loss probability	1.32	1.42	-0.10
Calmar ratio: Return relative to maximum drawdown	1.75	3.05	-1.30
Martin ratio: Return relative to average drawdown	5.84	13.13	-7.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TILIX vs. NMIMX - Sharpe Ratio Comparison

The current TILIX Sharpe Ratio is 1.84, which is comparable to the NMIMX Sharpe Ratio of 2.37. The chart below compares the historical Sharpe Ratios of TILIX and NMIMX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	TILIX	NMIMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.84	2.37	-0.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.75	0.84	-0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.89	0.83	+0.06
Sharpe Ratio (All Time) Calculated using the full available price history	0.61	0.62	-0.01

Drawdowns

TILIX vs. NMIMX - Drawdown Comparison

The maximum TILIX drawdown since its inception was -50.54%, smaller than the maximum NMIMX drawdown of -55.46%. Use the drawdown chart below to compare losses from any high point for TILIX and NMIMX.

Drawdown Indicators

	TILIX	NMIMX	Difference
Max Drawdown Largest peak-to-trough decline	-50.54%	-55.46%	+4.92%
Max Drawdown (1Y) Largest decline over 1 year	-16.24%	-9.44%	-6.80%
Max Drawdown (3Y) Largest decline over 3 years	-23.33%	-19.50%	-3.83%
Max Drawdown (5Y) Largest decline over 5 years	-32.68%	-23.06%	-9.62%
Max Drawdown (10Y) Largest decline over 10 years	-32.68%	-34.47%	+1.79%
Current Drawdown Current decline from peak	-0.37%	0.00%	-0.37%
Average Drawdown Average peak-to-trough decline	-7.73%	-7.35%	-0.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.84%	2.19%	+2.65%

Volatility

TILIX vs. NMIMX - Volatility Comparison

TIAA-CREF Large-Cap Growth Index Fund (TILIX) has a higher volatility of 3.32% compared to Columbia Large Cap Enhanced Core Fund (NMIMX) at 2.62%. This indicates that TILIX's price experiences larger fluctuations and is considered to be riskier than NMIMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TILIX	NMIMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.32%	2.62%	+0.70%
Volatility (6M) Calculated over the trailing 6-month period	11.60%	8.99%	+2.61%
Volatility (1Y) Calculated over the trailing 1-year period	15.42%	12.14%	+3.28%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.47%	16.97%	+4.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.09%	18.25%	+2.84%

TILIX vs. NMIMX - Expense Ratio Comparison

TILIX has a 0.05% expense ratio, which is lower than NMIMX's 0.58% expense ratio.

Dividends

TILIX vs. NMIMX - Dividend Comparison

TILIX's dividend yield for the trailing twelve months is around 4.06%, less than NMIMX's 11.97% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NMIMX Columbia Large Cap Enhanced Core Fund	11.97%	13.05%	13.52%	4.87%	9.00%	28.11%	7.52%	4.15%	12.30%	12.94%	1.60%	2.30%
TILIX TIAA-CREF Large-Cap Growth Index Fund	4.06%	4.41%	3.25%	1.90%	11.00%	8.76%	1.91%	2.38%	4.01%	0.68%	1.33%	1.32%

Frequently Asked Questions

Can I hold both TILIX and NMIMX in my portfolio?

With a correlation of 0.92, TILIX and NMIMX 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.

Which is riskier, TILIX or NMIMX?

TILIX has higher volatility (3.32%) compared to NMIMX (2.62%). In terms of maximum drawdown, TILIX dropped -50.54% vs NMIMX's -55.46%.

Which has better risk-adjusted returns?

NMIMX currently has the higher Sharpe Ratio (2.37 vs 1.84), 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.