MRBCX Mutual Fund

MRBCX Mutual Fund

NAV$9.12
See how much of MRBCX you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free
Showing top 50 of 1,081 holdings · as of May 31, 2026
MRBCX holdings, by weight
#TickerNameWeightCumulativeSharesMkt value
1DebtUst Bond 2Yr Future Sep 30 26
5.59%		5.6%2,231-
2DebtUst Bond 5Yr Future Sep 30 26
5.47%		11.1%4,207-
3DebtUst Ultra Bond Future Sep 21 26
2.41%		13.5%1,737-
4DebtUs Treasury Bond
2.12%		15.6%177,950,000$174.66M
5DebtUs Treasury Note
2.07%		17.7%167,000,000$170.87M
6DebtUs Treasury Bond
2.00%		19.7%183,300,000$164.59M
7DebtUs Treasury Note
1.33%		21.0%108,100,000$109.63M
8DebtUs Treasury Note
1.24%		22.2%102,500,000$101.81M
9DebtUs Treasury Bond
1.17%		23.4%101,800,000$96.61M
10DebtUs Treasury Note
1.13%		24.5%90,926,000$93.04M
11DebtUst 10Yr Ultra Bond Future Sep 21 26
1.12%		25.6%825-
12DebtUs Treasury Bond
1.12%		26.8%100,050,000$92.62M
13DebtFreddie Mac Pool
1.08%		27.9%110,248,142$88.77M
14DebtUs Treasury Bond
1.06%		28.9%90,700,000$87.18M
15DebtUs Treasury Note
0.88%		29.8%74,000,000$72.39M
16—Cash and Cash Equivalents
0.87%		30.7%-$72.30M
17DebtUs Treasury Bond
0.83%		31.5%132,800,000$68.79M
18DebtUs Treasury Note
0.79%		32.3%64,200,000$65.22M
19DebtUs Treasury Note
0.70%		33.0%57,200,000$57.47M
20DebtUs Treasury Note
0.68%		33.7%57,000,000$56.43M
21DebtUs Treasury Note
0.61%		34.3%51,500,000$49.91M
22—Fannie Mae Or Freddie Mac 6% Jun Tba
0.59%		34.9%47,825,000$48.91M
23DebtUs Treasury Bond
0.58%		35.4%74,100,000$47.64M
24—Macquarie Group Ltd 144A Frb Jun 21 33
0.57%		36.0%47,217,000$46.80M
25DebtUs Treasury Bond
0.55%		36.6%58,777,000$44.93M
26DebtCheniere Energy Partners Lp
0.55%		37.1%44,143,000$45.25M
27DebtUs Treasury Bond
0.55%		37.7%67,500,000$45.32M
28DebtUs Treasury Bond
0.55%		38.2%61,700,000$45.19M
29DebtUs Treasury Bond
0.54%		38.7%44,500,000$44.58M
30—Wells Fargo & Co Frb Feb 11 31
0.52%		39.3%45,462,000$42.52M
31DebtLoancore 2021-Cre6 Issuer Ltd 144A
0.52%		39.8%42,852,000$43.02M
32—Bank Of America Corp Frb Oct 20 32
0.50%		40.3%45,881,000$41.03M
33DebtArbor Realty Commercial Real Estate Notes 2022-Fl1 Ltd 144A
0.49%		40.8%40,620,500$40.75M
34DebtLoancore 2025 2025-Cre8 Issuer Llc 144A
0.48%		41.3%39,804,000$39.90M
35DebtUs Treasury Note
0.47%		41.7%38,000,000$38.74M
36DebtBxmt 2021-Fl4 Ltd 144A
0.46%		42.2%38,262,000$38.15M
37—Bank Of America Corp Frb Feb 13 31
0.45%		42.6%39,891,000$37.22M
38DebtCapital One Financial Corp
0.45%		43.1%34,164,000$37.24M
39DebtBlack Diamond Clo 2021-1 Ltd 144A
0.42%		43.5%34,041,667$34.26M
40DebtMf1 2026-Fl22 Llc 144A
0.42%		43.9%34,173,635$34.27M
41DebtSumitomo Mitsui Financial Group Inc
0.42%		44.4%38,002,000$34.66M
42DebtIron Mountain Inc 144A
0.42%		44.8%35,950,000$34.81M
43DebtPenske Automotive Group Inc
0.41%		45.2%34,558,000$33.72M
44DebtTransdigm Inc
0.40%		45.6%33,133,000$33.22M
45DebtUbs Commercial Mortgage Trust 2017-C7
0.40%		46.0%33,000,000$32.69M
46DebtNew Residential Mortgage Loan Trust 2025-Nqm4 144A
0.40%		46.4%33,132,636$33.29M
47DebtPlains All American Pipeline Lp
0.40%		46.8%33,187,000$32.60M
48DebtElmwood Clo Viii Ltd 144A
0.38%		47.2%31,350,000$31.46M
49DebtUs Treasury Bond
0.36%		47.5%30,800,000$29.66M
50DebtQuikrete Holdings Inc 144A
0.36%		47.9%28,731,000$29.71M
More holdings · Pro
Not reported for this fund: share changes, sector, industry.
FundXLS Pro
See the other 1,031 holdings of MRBCX
X-ray every fund you own at once, ETFs and mutual funds that hold stocks directly, and see how much of your money lands on the same stocks twice.
Unlock FundXLS Pro$45/quarter Pro · Cancel anytime

MRBCX Mutual Fund All Holdings

MRBCX holdings total 1075 positions. The top 10 holdings account for 24.5% of the fund, led by Ust Bond 2Yr Future Sep 30 26 at 5.6%, Ust Bond 5Yr Future Sep 30 26 at 5.5%, Ust Ultra Bond Future Sep 21 26 at 2.4%.

MRBCX portfolio concentration is well-diversified, with the top 10 representing 24.5% of total assets.

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