Registry rank 2813 · Portfolio as of 2026-03-31

Empower S&P Small Cap 600 Index Fund

MXERX · MXISX · MXNSX

Best-fit active share1.4%vs IJR · fund as of 2026-03-31 · proxy as of 2026-03-31

Declared-benchmark active share1.4%S&P SmallCap 600® Index · benchmark match · fund as of 2026-03-31 · proxy as of 2026-03-31 · declared source as of 2025-12-31

MXERX expense ratio0.21%SEC expense filing · as of 2025-12-31

MXERX fee per active unitNot meaningful — index-tracking portfolio (active share under 5%)expense as of 2025-12-31; fund as of 2026-03-31; proxy as of 2026-03-31

Filed fees in dollars

SEC-convention illustration

Computed from SEC filings

Assumptions for each dollar figure: $100,000 starting amount · 5.0% annual return · annual compounding · fees deducted annually · 0.01% computed index-control baseline. Methodology.

Illustrated difference between each class’s filed expense ratio and the computed index-control baseline. Computed from SEC filings.
Share class and filing	10 years	20 years	30 years
MXERX0.21% · SEC expense filing · as of 2025-12-31	$3,074	$9,909	$23,960
MXISX0.56% · SEC expense filing · as of 2025-12-31	$8,327	$26,408	$62,827
MXNSX0.81% · SEC expense filing · as of 2025-12-31	$11,983	$37,566	$88,366

Real trailing windows

Computed on licensed market-return history

Trailing windows use IJR adjusted-close total-return history through 2026-07-29 and the same filed index-control fee baseline as the convention table. Methodology.

Dollar fee drag over actual trailing proxy-return windows. Each result below is computed on licensed market-return history.
Share class and filing	10 years	20 years	30 years
MXERXFiled fee as of 2025-12-31	$4,941Computed on licensed market-return history 2016-07-29 to 2026-07-29 · proxy return 10.68% annualized	$22,789Computed on licensed market-return history 2006-07-31 to 2026-07-29 · proxy return 9.70% annualized	Proxy history begins 2000 — no full 30-year window
MXISXFiled fee as of 2025-12-31	$13,395Computed on licensed market-return history 2016-07-29 to 2026-07-29 · proxy return 10.68% annualized	$60,815Computed on licensed market-return history 2006-07-31 to 2026-07-29 · proxy return 9.70% annualized	Proxy history begins 2000 — no full 30-year window
MXNSXFiled fee as of 2025-12-31	$19,288Computed on licensed market-return history 2016-07-29 to 2026-07-29 · proxy return 10.68% annualized	$86,593Computed on licensed market-return history 2006-07-31 to 2026-07-29 · proxy return 9.70% annualized	Proxy history begins 2000 — no full 30-year window

Index-control tracking difference

Annualized fund NAV return minus the matched proxy return. Positive means the fund NAV return was higher over that window.

Derived annualized percentages only. Each result below is computed on licensed market-return history.
Fund NAV class	10 years	20 years	30 years
MXERX	no exact shared fund NAV/proxy anchors for a full 10-year window	no exact shared fund NAV/proxy anchors for a full 20-year window	no exact shared fund NAV/proxy anchors for a full 30-year window
MXISX	no exact shared fund NAV/proxy anchors for a full 10-year window	no exact shared fund NAV/proxy anchors for a full 20-year window	no exact shared fund NAV/proxy anchors for a full 30-year window
MXNSX	no exact shared fund NAV/proxy anchors for a full 10-year window	no exact shared fund NAV/proxy anchors for a full 20-year window	no exact shared fund NAV/proxy anchors for a full 30-year window

These figures are illustrations, not predictions or personalized advice. Returns and fees can differ. Read the research disclaimer.

Change the illustration

Return mode 5% SEC convention Real trailing window

Share classStarting amount ($)YearsAnnual return (%)

Computed from SEC filings

Assumptions for the dollar figures below: $100,000 starting amount; 5.0% annual return; 20 years; annual compounding; fees deducted annually; 0.01% computed index-control baseline. MXERX SEC expense filing, as of 2025-12-31. Methodology.

SEC-convention illustration for MXERX; expense ratio filed as of 2025-12-31.
Result	Amount
Ending value at baseline	$264,825
Ending value at filed expense ratio	$254,916
Difference attributed to fee drag	$9,909

This is an illustration, not a prediction or personalized advice. Returns and fees can differ. Read the research disclaimer.

Largest active differences vs IJR

The bars are labeled and repeated in the table; color is not the only signal. Linked company names open Buy Like Buffett’s company record; Sensible Investor does not score stocks.

Jackson Financial Inc+0.29%

OneSpaWorld Holdings Ltd.+0.09%

Bread Financial Holdings Inc+0.08%

The Western Union Company+0.07%

Lumen Technologies Inc+0.07%

Warrior Met Coal Inc+0.07%

Lincoln National Corp.+0.06%

CUSHMAN & WAKEFIELD LTD+0.05%

Radian Group Inc.+0.05%

Moelis & Co.+0.05%

Holding	Fund	IJR	Difference
Jackson Financial Inc	0.49%	0.20%	+0.29%
OneSpaWorld Holdings Ltd.	0.15%	0.06%	+0.09%
Bread Financial Holdings Inc	0.22%	0.14%	+0.08%
The Western Union Company	0.18%	0.11%	+0.07%
Lumen Technologies Inc	0.43%	0.36%	+0.07%
Warrior Met Coal Inc	0.32%	0.25%	+0.07%
Lincoln National Corp.	0.39%	0.34%	+0.06%
CUSHMAN & WAKEFIELD LTD	0.19%	0.13%	+0.05%
Radian Group Inc.	0.29%	0.24%	+0.05%
Moelis & Co.	0.27%	0.22%	+0.05%

Source and verification

SEC N-PORT filing · filed 2026-05-20 · period 2026-03-31

SEC expense filing · period 2025-12-31

Immutable verification record · Active-share method

Cite these figures

Each snippet includes the figure’s source-event date and immutable verification URL.

Best-fit active share

Sensible Investor, “Empower S&P Small Cap 600 Index Fund — best-fit active share,” 1.4% versus IJR, fund portfolio as of 2026-03-31. https://sensible-investor.com/registry/mxerx/as-of/363649da-fcfb-4007-87ef-de06de7710ca

MXERX filed expense ratio

Sensible Investor, “Empower S&P Small Cap 600 Index Fund — filed expense ratio,” 0.21% for MXERX, as of 2025-12-31. https://sensible-investor.com/registry/mxerx/as-of/363649da-fcfb-4007-87ef-de06de7710ca