MGBBX Mutual Fund

NAV$8.00

AUM$38,658.19

TER1.69%

Holdings927

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MGBBX Mutual Fund

NAV$8.00

MFS Global Opportunistic Bond Fund Class B

AUM$38,658.19

TER1.69%

Holdings927

See how much of MGBBX you already own

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Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

Showing top 50 of 926 holdings · as of Feb 28, 2026

MGBBX holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Sector	Industry
1	—	Aravis Biotech Ii Lp	2.21%	2.2%	-	$23.18M	-	-
2	Debt	Brazil Nota Do Tesouro Nacional	1.74%	4.0%	-	$18.24M	-	-
3	Debt	Australia Government Bond 2.75 05-21-2041	1.67%	5.6%	-	$17.57M	-	-
4	—	Freddie Mac Gold Pool	1.56%	7.2%	-	$16.36M	-	-
5	—	Buoni Poliennali Del Tesoro	1.52%	8.7%	-	$16.01M	-	-
6	Debt	Us Treasury N/Bunited States Treasury Note/Bond 05/15/2043Financials · Capital Markets	1.51%	10.2%	-	$15.85M	Financials	Capital Markets
7	Debt	Korea Treasury Bond	1.48%	11.7%	-	$15.56M	-	-
8	Debt	Hellenic Republic Government Bond Eur 144A Life/Reg S 3.625% 06-15-35	1.48%	13.2%	-	$15.52M	-	-
9	—	Purchased JPY / Sold USD	1.46%	14.6%	-	$15.38M	-	-
10	Debt	China Government Bond Bonds 01/30 1.43	1.44%	16.1%	-	$15.11M	-	-
11	—	Mfs Institutional Money Market Portfolio	1.40%	17.5%	14,765,619	$14.77M	-	-
12	Debt	Bonos Y Obl	1.26%	18.7%	-	$13.24M	-	-
13	—	France (Republic Of) 2.7% Feb 25, 2031	1.04%	19.8%	-	$10.93M	-	-
14	—	China Government 3.13% 21-nov-2029	0.97%	20.7%	-	$10.21M	-	-
15	Debt	Korea Treasury Bond 1.875% 10 Jun 2029	0.97%	21.7%	-	$10.24M	-	-
16	Debt	Martin Marietta Materials Inc	0.88%	22.6%	-	$9.28M	-	-
17	Debt	Massachusetts St	0.75%	23.3%	-	$7.94M	-	-
18	—	Japan (Government Of) 5Yr #181 1.3% Sep 20, 2030	0.74%	24.1%	-	$7.75M	-	-
19	—	Bonos De La Tesoreria De La Republica En Pesos 4.7 2030-09-01Financials · Capital Markets	0.73%	24.8%	-	$7.68M	Financials	Capital Markets
20	Debt	Treasury Note (Otr) 3.63% Sep 30, 2030	0.72%	25.5%	-	$7.56M	-	-
21	Debt	Japan Government Of	0.68%	26.2%	-	$7.11M	-	-
22	—	United Kingdom Gilt Bonds Regs 03/35 4.5	0.67%	26.9%	-	$7.01M	-	-
23	—	France (Govt Of) /EUR/ Regd 3.25000000	0.66%	27.5%	-	$6.98M	-	-
24	—	Forvia Se /Eur/ Regd Reg S 5.50000000 06/15/31	0.65%	28.2%	-	$6.85M	-	-
25	Debt	Jgb	0.64%	28.8%	-	$6.75M	-	-
26	Debt	Us Treas NtsFinancials · Banks	0.60%	29.4%	-	$6.31M	Financials	Banks
27	—	Rough Country 07/31/2028	0.52%	29.9%	-	$5.44M	-	-
28	—	Swiss Franc	0.51%	30.5%	-	$5.32M	-	-
29	Debt	Freddie Mac Pool Ra7091	0.51%	31.0%	-	$5.35M	-	-
30	—	United Kingdom Gilt	0.51%	31.5%	-	$5.32M	-	-
31	Debt	Spain (Kingdom Of)	0.50%	32.0%	-	$5.24M	-	-
32	AMRX	Amneal Pharmaceuticals Llc 08/02/2032	0.49%	32.5%	-	$5.19M	-	-
33	Debt	Hellenic Republic Government Bond	0.49%	33.0%	-	$5.16M	-	-
34	—	China Peoples Republic Of (Governm Aug 25, 2035 1.83	0.46%	33.4%	-	$4.82M	-	-
35	Debt	Hellenic Republic Government Bond	0.45%	33.9%	-	$4.71M	-	-
36	Debt	Thailand G	0.45%	34.3%	-	$4.73M	-	-
37	—	Square 4.5 2027-01-14	0.44%	34.8%	-	$4.60M	-	-
38	Debt	Us Treasury N/ 4.75 11/53Financials · Banks	0.40%	35.2%	-	$4.25M	Financials	Banks
39	—	Mexican Bonos Bonds 05/33 7.5	0.40%	35.6%	-	$4.24M	-	-
40	Debt	New Zealand	0.39%	36.0%	-	$4.08M	-	-
41	Debt	Uruguay Government International BondFinancials · Diversified Financial Services	0.38%	36.3%	-	$4.04M	Financials	Diversified Financial Services
42	—	China Peoples Republic Of (Governm Oct 25, 2030 1.63	0.38%	36.7%	-	$3.99M	-	-
43	—	Canada (Government Of) 12/01/2055 2.75%Financials · Capital Markets	0.37%	37.1%	-	$3.92M	Financials	Capital Markets
44	—	Japan (30 Year Issue) /JPY/ Regd Ser 73 0.70000000	0.37%	37.5%	-	$3.85M	-	-
45	—	Federal Home Loan Mortgage Corp. Fr Sd8213 2052-05-01Financials · Thrifts	0.36%	37.8%	-	$3.79M	Financials	Thrifts
46	—	Bain Capital Credit Clo Ltd., Series 2021-7A, Class Br 5.7723804 2035-01-22	0.36%	38.2%	-	$3.80M	-	-
47	—	Iceland Rikisbref	0.34%	38.5%	-	$3.61M	-	-
48	Debt	Japan Gov	0.33%	38.8%	-	$3.45M	-	-
49	—	Uruguay (Oriental Republic Of) 8% Oct 29, 2035	0.33%	39.2%	-	$3.43M	-	-
50	—	Iceland Rikisbref	0.32%	39.5%	-	$3.37M	-	-
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MGBBX Mutual Fund All Holdings

MGBBX holdings total 927 positions. The top 10 holdings account for 16.1% of the fund, led by Aravis Biotech Ii Lp at 2.2%, Brazil Nota Do Tesouro Nacional 10% 01/01/2035 at 1.7%, Australia Government Bond 2.75 05-21-2041 at 1.7%.

MGBBX portfolio concentration is well-diversified, with the top 10 representing 16.1% of total assets. The largest sector exposure is Financials at 17.6%.

MGBBX sectors provide a detailed breakdown. MGBBX overlap shows how holdings compare to other funds in your portfolio.