MMUIX Mutual Fund

NAV$26.46

AUM$589M

TER0.75%

Holdings45

MMUIX Mutual Fund

NAV$26.46

MFS Utilities Fund Class I

AUM$589M

TER0.75%

Holdings45

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Showing top 20 of 45 holdings— Unlock all holdings(as of Jan 31, 2026)

#	Ticker ↕	Name ↕	Weight ↓	Shares ↕	Mkt Value ↕	Share Chg	Sector	Industry
1	NEE	Nextera Energy Inc.	12.93%	3,836,295	$337.21M	••••••	••••••••	••••••••
2	CEG	Constellation E..	6.78%	629,928	$176.81M	••••••	••••••••	••••••••
3	PCG	Pg&E Corp.	5.60%	9,476,784	$146.13M	••••••	••••••••	••••••••
4	XEL	Xcel Energy, Inc	5.32%	1,824,279	$138.75M	••••••	••••••••	••••••••
5	SRE	Sempra Energy	4.82%	1,444,948	$125.72M	••••••	••••••••	••••••••
6	VST	Vistra Energy Corp.	3.96%	652,765	$103.37M	••••••	••••••••	••••••••
7	DTE	Dte Energy Company	3.90%	757,300	$101.77M	••••••	••••••••	••••••••
8	D	Dominion Energy, Inc. 4.65%	3.82%	1,654,663	$99.56M	••••••	••••••••	••••••••
9	AEP	American Electric Power Co. Inc.	3.80%	827,155	$99.07M	••••••	••••••••	••••••••
10	AEE	Ameren Corp.	3.76%	950,410	$98.16M	••••••	••••••••	••••••••
11	SO	Southern Co.	3.68%	1,074,008	$95.92M	••••••	••••••••	••••••••
12	RWEG:FF	Rwe Ag	3.50%	1,437,811	$91.21M	••••••	••••••••	••••••••
13	PPL	Ppl Corporation	3.42%	2,456,642	$89.05M	••••••	••••••••	••••••••
14	PEG	Public Service Enterprise Group Inc.	3.42%	1,081,536	$89.08M	••••••	••••••••	••••••••
15	EIX	Southern California Edison Co	3.30%	1,382,915	$86.13M	••••••	••••••••	••••••••
16	SSE:LN	Sse Plc	2.85%	2,243,846	$74.36M	••••••	••••••••	••••••••
17	LNT	Alliant Energy Corp.	2.68%	1,058,345	$69.76M	••••••	••••••••	••••••••
18	PNW	Pinnacle West Capital Corp.	2.33%	649,551	$60.77M	••••••	••••••••	••••••••
19	ETR	Entergy Corp.	2.09%	567,620	$54.43M	••••••	••••••••	••••••••
20	NI	Nisource Inc.	2.06%	1,210,844	$53.63M	••••••	••••••••	••••••••

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MMUIX Mutual Fund All Holdings

MMUIX holdings total 45 positions. The top 10 holdings account for 54.7% of the fund, led by Nextera Energy Inc. at 12.9%, Constellation E.. at 6.8%, Pg&E Corp. at 5.6%.

MMUIX portfolio concentration is relatively high, with the top 10 representing 54.7% of total assets. The largest sector exposure is Utilities at 88.3%.

MMUIX sector allocation provides a detailed breakdown. MMUIX overlap tool shows how holdings compare to other funds in your portfolio.