TRSPX vs. SPINX

Last updated Apr 2, 2026

Compare and contrast key facts about Nuveen S&P 500 Index Fund Retirement Class (TRSPX) and SEI Institutional Investments Trust S&P 500 Index Fund (SPINX).

TRSPX is a passively managed fund by Nuveen that tracks the performance of the S&P 500. It was launched on Oct 1, 2002. SPINX is a passively managed fund by SEI that tracks the performance of the S&P 500 Index. It was launched on Dec 18, 2013. Both TRSPX and SPINX are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

TRSPX vs. SPINX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nuveen S&P 500 Index Fund Retirement Class (TRSPX) and SEI Institutional Investments Trust S&P 500 Index Fund (SPINX). The values are adjusted to include any dividend payments, if applicable.

TRSPX vs. SPINX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TRSPX Nuveen S&P 500 Index Fund Retirement Class	-4.40%	17.50%	24.64%	25.90%	-18.34%	28.32%	18.08%	31.06%	-4.72%	19.52%
SPINX SEI Institutional Investments Trust S&P 500 Index Fund	-4.36%	17.89%	24.02%	26.24%	-18.27%	28.62%	18.35%	31.42%	-4.46%	21.74%

Returns By Period

The year-to-date returns for both investments are quite close, with TRSPX having a -4.40% return and SPINX slightly higher at -4.36%. Both investments have delivered pretty close results over the past 10 years, with TRSPX having a 13.56% annualized return and SPINX not far ahead at 13.92%.

TRSPX

• 1D: 2.93%
• 1M: -5.04%
• YTD: -4.40%
• 6M: -2.31%
• 1Y: 16.96%
• 3Y*: 17.95%
• 5Y*: 11.46%
• 10Y*: 13.56%

SPINX

• 1D: 2.94%
• 1M: -5.04%
• YTD: -4.36%
• 6M: -2.09%
• 1Y: 17.35%
• 3Y*: 17.98%
• 5Y*: 11.54%
• 10Y*: 13.92%

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

TRSPX vs. SPINX - Expense Ratio Comparison

TRSPX has a 0.30% expense ratio, which is higher than SPINX's 0.12% expense ratio.

TRSPX

Nuveen S&P 500 Index Fund Retirement Class

SPINX

SEI Institutional Investments Trust S&P 500 Index Fund

Return for Risk

TRSPX vs. SPINX — Risk / Return Rank

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

TRSPX

TRSPX Risk / Return Rank: 43
TRSPX Sharpe Ratio Rank: 39
TRSPX Sortino Ratio Rank: 42
TRSPX Omega Ratio Rank: 46
TRSPX Calmar Ratio Rank: 37
TRSPX Martin Ratio Rank: 51

SPINX

SPINX Risk / Return Rank: 56
SPINX Sharpe Ratio Rank: 46
SPINX Sortino Ratio Rank: 49
SPINX Omega Ratio Rank: 53
SPINX Calmar Ratio Rank: 59
SPINX Martin Ratio Rank: 72

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.

TRSPX vs. SPINX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nuveen S&P 500 Index Fund Retirement Class (TRSPX) and SEI Institutional Investments Trust S&P 500 Index Fund (SPINX). 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.

	TRSPX	SPINX	Difference
Sharpe ratio Return per unit of total volatility	0.96	0.97	-0.01
Sortino ratio Return per unit of downside risk	1.47	1.49	-0.02
Omega ratio Gain probability vs. loss probability	1.22	1.23	0.00
Calmar ratio Return relative to maximum drawdown	1.30	1.53	-0.23
Martin ratio Return relative to average drawdown	6.22	7.30	-1.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TRSPX vs. SPINX - Sharpe Ratio Comparison

The current TRSPX Sharpe Ratio is 0.96, which is comparable to the SPINX Sharpe Ratio of 0.97. The chart below compares the historical Sharpe Ratios of TRSPX and SPINX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	TRSPX	SPINX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.96	0.97	-0.01
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.68	0.52	+0.17
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	0.67	+0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.54	0.65	-0.11

Correlation

The correlation between TRSPX and SPINX is 0.99, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

TRSPX vs. SPINX - Dividend Comparison

TRSPX's dividend yield for the trailing twelve months is around 2.25%, less than SPINX's 12.44% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TRSPX Nuveen S&P 500 Index Fund Retirement Class	2.25%	2.15%	1.30%	1.26%	1.66%	1.55%	1.33%	1.95%	2.67%	0.36%	2.18%	0.65%
SPINX SEI Institutional Investments Trust S&P 500 Index Fund	12.44%	11.90%	26.02%	9.77%	9.59%	6.58%	3.58%	3.01%	4.94%	2.32%	1.97%	2.29%

Drawdowns

TRSPX vs. SPINX - Drawdown Comparison

The maximum TRSPX drawdown since its inception was -55.34%, which is greater than SPINX's maximum drawdown of -33.82%. Use the drawdown chart below to compare losses from any high point for TRSPX and SPINX.

Drawdown Indicators

	TRSPX	SPINX	Difference
Max Drawdown Largest peak-to-trough decline	-55.34%	-33.82%	-21.52%
Max Drawdown (1Y) Largest decline over 1 year	-12.12%	-12.11%	-0.01%
Max Drawdown (5Y) Largest decline over 5 years	-24.63%	-32.91%	+8.28%
Max Drawdown (10Y) Largest decline over 10 years	-33.77%	-33.82%	+0.05%
Current Drawdown Current decline from peak	-6.27%	-11.03%	+4.76%
Average Drawdown Average peak-to-trough decline	-6.95%	-5.25%	-1.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.53%	2.53%	0.00%

Volatility

TRSPX vs. SPINX - Volatility Comparison

Nuveen S&P 500 Index Fund Retirement Class (TRSPX) and SEI Institutional Investments Trust S&P 500 Index Fund (SPINX) have volatilities of 5.35% and 5.36%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TRSPX	SPINX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.35%	5.36%	-0.01%
Volatility (6M) Calculated over the trailing 6-month period	9.53%	9.59%	-0.06%
Volatility (1Y) Calculated over the trailing 1-year period	18.32%	18.34%	-0.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.90%	22.50%	-5.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.04%	20.94%	-2.90%