TSBBX Mutual Fund

TSBBX Mutual Fund

NAV$8.89
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Showing top 50 of 1,087 holdings · as of Mar 31, 2026
TSBBX holdings, by weight
#TickerNameWeightCumulativeSharesMkt valueSectorIndustry
1
GVMXX
State Street Navigator Securities Lending Government Money Market PortfolioFinancials · Capital Markets
4.58%		4.6%341,662,137$341.66MFinancialsCapital Markets
2DebtUs Treasury N/B
4.17%		8.8%-$310.93M--
Sector and industry · Pro
3DebtUnited States Department Of The Treasury
3.48%		12.2%-$259.40M
4DebtUs Treasury N/B 03/28 3.875
3.16%		15.4%-$235.86M
5DebtWi Treasury Sec 11/55
2.20%		17.6%-$164.33M
6DebtUs Treasury N/B
2.12%		19.7%-$158.22M
7—Fannie Mae Pool
1.65%		21.4%-$123.37M
8DebtUs Treas Nts
1.29%		22.6%-$96.01M
9—Fannie Mae 2053-10-01
1.14%		23.8%-$84.88M
10DebtTreasury Note (Otr) 3.88% Mar 31, 2031
1.13%		24.9%-$84.51M
11DebtUs Treas Bds
1.12%		26.0%-$83.74M
12—Fncl Umbs 4.0 Ma4732 09-01-52
0.66%		26.7%-$49.52M
13—Fnma 7.50% 5/32 #626296
0.63%		27.3%-$46.75M
14—Fncl Umbs 5.5 Ma5353 05-01-54
0.54%		27.9%-$40.00M
15—Fannie Maefannie Mae Pool 06/01/2052
0.54%		28.4%-$40.07M
16—-
0.53%		28.9%-$39.29M
17—Fnma 30Yr Umbs 4.5 2052-11-01
0.48%		29.4%-$35.78M
18—Fannie Mae Pool
0.46%		29.9%-$34.17M
19Debt-
0.45%		30.3%-$33.64M
20DebtGnma2 30Yr
0.41%		30.7%-$30.85M
21—International Bank For Reconstruction & Development 1.745%, 07/31/33 1.745 2033-07-31
0.39%		31.1%-$29.20M
22DebtUmbs P#Ma4701
0.38%		31.5%-$28.25M
23—Federal National Mortgage Association (Fnma)
0.38%		31.9%-$28.47M
24Debt-
0.37%		32.3%-$27.51M
25—Fannie Mae Pool Umbs P#Ma4579 3.00000000
0.37%		32.6%-$27.85M
26Debt-
0.36%		33.0%-$26.76M
27—Federal National Mortgage Association (Fnma)
0.35%		33.3%-$25.79M
28DebtFnma 30Yr
0.33%		33.7%-$24.41M
29—New Hampshire Business Finance Authority 5.6% 2029-02-01
0.33%		34.0%-$24.77M
30—Ginnie Mae Ii Pool P#Ma7768 3.00000000
0.32%		34.3%-$24.18M
31DebtUs Treas Nts
0.32%		34.6%-$24.23M
32—Fannie Mae Pool,Fn Ma4978 5 2053-04-01
0.31%		34.9%-$23.08M
33—Connecticut Avenue Securities Trust Series 2023-R01 Cl. 1M2 0.08% Dec 25/2042
0.30%		35.2%-$22.03M
34—Fannie Mae Pool 2050-10-01
0.30%		35.5%-$22.27M
35—International Bank For Reconstruction & Development
0.30%		35.8%-$22.62M
36DebtPacific Gas&Elec
0.29%		36.1%-$21.47M
37DebtFnma 30Yr
0.29%		36.4%-$21.89M
38—Fncl Umbs 5.0 Sd4999 08-01-53
0.29%		36.7%-$21.74M
39DebtHa Sustainable
0.28%		37.0%-$20.87M
40DebtCif Capital Markets Mechanism Plc
0.27%		37.3%-$20.23M
41DebtUS Treasury N/B 2.25 2/52
0.26%		37.5%-$19.15M
42—Federal Home Loan Mortgage Corp (Fhlmc)
0.26%		37.8%-$19.22M
43DebtConnecticut Avenue Securities Trust 2022-R03
0.26%		38.0%-$19.23M
44Debt-
0.25%		38.3%-$18.48M
45—JPMorgan Chase & Co 2027-10-22
0.25%		38.5%-$18.42M
46—Ha Sustainable Inf Cap Company Guar 07/34 6.375
0.24%		38.8%-$17.98M
47DebtInter-American I
0.24%		39.0%-$17.57M
48—Export Development Canada 4.75% Jun 05, 2034
0.24%		39.3%-$17.99M
49—Federal Home Loan Mortgage Corp. Fr Sd8213 2052-05-01
0.24%		39.5%-$17.55M
50Debt-
0.24%		39.7%-$18.02M
More holdings · Pro
Not reported for this fund: share changes.
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TSBBX Mutual Fund All Holdings

TSBBX holdings total 1102 positions. The top 10 holdings account for 24.9% of the fund, led by State Street Navigator Securities Lending Government Money Market Portfolio at 4.6%, Us Treasury N/B 4.13% 02/15/2036 4.13 at 4.2%, United States Department Of The Treasury 4.63% 02/15/2046 4.63 at 3.5%.

TSBBX portfolio concentration is well-diversified, with the top 10 representing 24.9% of total assets. The largest sector exposure is Financials at 39.3%.

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