BISBX Mutual Fund

BISBX Mutual Fund

NAV$9.31
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Showing top 50 of 1,875 holdings · as of Sep 30, 2026
BISBX holdings, by weight
#TickerNameWeightCumulativeSharesMkt valueSectorIndustry
1
BISXX
Blackrock Cash Funds: Institutional, Sl Agency SharesFinancials · Capital Markets
8.59%
8.6%446,279,397$446.32MFinancialsCapital Markets
2—Fannie Mae Or Freddie Mac 2050-10-01Financials · Thrifts
1.02%
9.6%55,675,000$53.21MFinancialsThrifts
Sector and industry · Pro
3DebtFannie Mae
0.86%
10.5%56,538,902$44.63M
4—Fannie Mae Pool Umbs P#Ma4437 2.00000000
0.85%
11.3%58,608,605$44.17M
5—Fnma 2051-11-01
0.83%
12.1%57,539,659$43.36M
6—Fhlmc 30Yr Umbs Super 2% Apr 01, 2051
0.80%
12.9%54,906,831$41.38M
7—Fnma Tba 30 Yr 5 Single Family Mortgage
0.71%
13.7%39,749,000$36.86M
8—Government National Mortgage Association
0.65%
14.3%35,212,500$33.74M
9—Fannie Mae Or Freddie Mac 10/17/2034
0.65%
15.0%38,075,000$33.58M
10DebtGovernment National Mortgage A
0.63%
15.6%40,740,476$32.72M
11—Ginnie Mae 6
0.60%
16.2%31,580,000$31.14M
12DebtFncl 2 10/20 Fncl 2 10/20
0.57%
16.8%40,075,000$29.79M
13—Fannie Mae Or Freddie Mac Tba 4.50% Due 04/01/2056
0.55%
17.3%31,700,000$28.50M
14—Fannie Mae Or Freddie Mac 6
0.51%
17.8%27,132,000$26.65M
15—Gnma Tba 5% Due 04/01/2056
0.51%
18.3%28,525,000$26.53M
16—Gnma2 30Yr 5% Dec 20, 2054
0.49%
18.8%27,009,503$25.35M
17DebtGovernment National Mortgage A
0.47%
19.3%31,839,519$24.50M
18—Ginnie Mae Ii Pool 5.5
0.46%
19.8%24,914,037$24.15M
19—Fannie Mae Or Freddie Mac Tba 4% Due 03/01/2041
0.46%
20.2%25,475,000$23.67M
20DebtUmbs P#Cb5102
0.45%
20.7%25,762,271$23.50M
21—Gnma2 30Yr 2.5% Aug 20, 2051
0.44%
21.1%28,748,893$23.09M
22Debt-
0.44%
21.5%24,603,647$23.09M
23—Gnma Ii Pool Mb1070 G2 04/56 Fixed 5
0.44%
22.0%24,755,308$23.08M
24—Freddie Macfreddie Mac Pool 02/01/2052
0.42%
22.4%27,432,878$21.65M
25—Fhlmc 30Yr Umbs Super 5% Feb 01, 2053
0.42%
22.8%23,262,518$21.88M
26—Federal Home Loan Mortgage Corp. 02/01/2051
0.41%
23.2%28,050,325$21.20M
27—Gnma2 30Yr 2% Dec 20, 2051
0.40%
23.6%26,760,478$20.59M
28—Gnma Tba 4.50% Due 04/01/2056
0.40%
24.0%23,125,000$20.69M
29—Fannie Mae Pool Umbs P#Ma4582 2.00000000
0.40%
24.4%23,797,916$21.05M
30DebtFannie Mae Pool
0.39%
24.8%26,847,162$20.23M
31—Gnma Tba 4% Due 07/01/2055
0.39%
25.2%23,795,000$20.53M
32—Fannie Mae Pool Umbs P#Bv4170 2.50000000
0.39%
25.6%25,434,721$20.04M
33—Umbs 30Yr 4% 10/56 #Tba
0.39%
26.0%23,044,000$20.11M
34DebtGnma Ii P#Ma7472
0.38%
26.4%24,707,860$19.84M
35DebtGnma Ii Gtd Pass Thru Ctf Multiple Issuergnii Ii
0.38%
26.8%25,538,889$19.65M
36Debt-
0.37%
27.1%24,320,460$19.16M
37Debt-
0.36%
27.5%24,728,804$18.63M
38—Gnma Ii Mortpass 2.5% 20/Feb/2051 Sf Pn# Ma7193
0.36%
27.8%23,076,354$18.53M
39—Freddie Mac Pool 2051-07-01
0.34%
28.2%22,417,915$17.69M
40—Freddie Mac Pool 2
0.34%
28.5%23,644,202$17.77M
41—Fannie Maefannie Mae Pool
0.34%
28.9%22,164,042$17.49M
42—Fnma Pass-Thru I 03/01/2052
0.34%
29.2%21,080,562$17.65M
43DebtFreddie Mac Pool
0.33%
29.5%20,696,215$17.14M
44—Fnma 30Yr Umbs Super 2.5% Sep 01, 2050
0.33%
29.9%21,431,133$17.14M
45DebtFnma 30Yr Umbs Super
0.32%
30.2%20,802,264$16.64M
46DebtUmbs Pma4493
0.32%
30.5%21,157,486$16.70M
47DebtFreddie Mac
0.31%
30.8%21,535,573$16.23M
48—Fannie Mae Pool Umbs P#Ma4600 3.50000000
0.29%
31.1%17,491,324$14.94M
49DebtFannie Mae Pool
0.29%
31.4%15,530,641$15.04M
50—Fnma 30Yr Umbs Super 5.5% Feb 01, 2054
0.28%
31.7%14,999,795$14.50M
More holdings · Pro
Not reported for this fund: share changes.
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BISBX Mutual Fund All Holdings

BISBX holdings total 1877 positions. The top 10 holdings account for 15.6% of the fund, led by Blackrock Cash Funds: Institutional, Sl Agency Shares at 8.6%, Fannie Mae Or Freddie Mac 2050-10-01 at 1.0%, Fannie Mae 2.5 01/01/2052 at 0.9%.

BISBX portfolio concentration is well-diversified, with the top 10 representing 15.6% of total assets. The largest sector exposure is Financials at 91.2%.

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