Compare fund portfolios

See how two funds' portfolios overlap. Enter two tickers:

CMBEX vs FSIWX

Shared holdings

CMBEX covered by FSIWX

13.96%

FSIWX covered by CMBEX

13.96%

Coverage = share of one portfolio's weight reproduced by the other (overlapping positions, min weight). Top 50 positions per side shown; ● = held by both — hover a shared position to highlight it in both columns.

CMBEX (March 31, 2026)

Security	Weight
MONEY MARKET FUND	12.67%
US TREASURY N/B	3.83%
US TREASURY N/B	3.36%	●
U.S. Treasury Inflation-Protected Indexed Bonds	3.11%
US TREASURY N/B	1.76%	●
Federal Home Loan Bank	1.75%
US TREASURY N/B	1.74%	●
US TREASURY N/B	1.67%
US TREASURY N/B	1.56%
US TREASURY N/B	1.55%
US TREASURY N/B	1.54%
US TREASURY N/B	1.44%	●
US TREASURY N/B	1.40%	●
US TREASURY N/B	1.40%	●
US TREASURY N/B	1.36%
US TREASURY N/B	1.27%
US TREASURY N/B	1.16%
FNMA Connecticut Avenue Securities Trust, Series 2022-R03, Class 1M2	1.07%
US TREASURY N/B	1.03%	●
US TREASURY N/B	1.00%	●
US TREASURY N/B	0.92%	●
US TREASURY N/B	0.82%
FREDDIE MAC STACR REMIC TRUST STACR 2023 HQA2 M1B 144A	0.81%
STACR 2024-HQA2 M2	0.77%
Fannie Mae Connecticut Avenue Securities, Series 2022-R08, Class 1M2	0.76%
STACR 2022-DNA6 M1B 144A FRN 09-25-42	0.72%
US TREASURY N/B	0.72%	●
STACR 2023-HQA3 A1	0.71%
Carvana Auto Receivables Trust, Series 2022-P2, Class B	0.70%
US TREASURY N/B	0.70%
Fannie Mae Connecticut Avenue Securities	0.70%
STACR 2023-HQA3 M2	0.66%
STACR 2022-DNA4 M1B 5/42	0.64%
ASB BANK LTD	0.62%
Federal National Mortgage Association Connecticut Avenue Securities Trust	0.57%
STACR 2021-HQA4 B2	0.51%
FREDDIE MAC STACR STACR 2022 DNA2 M1B 144A	0.50%
Zais Clo 15 LTD 10/25/2032 VAR% 144A	0.49%
Bridgecrest Lending Auto Securitization Trust, Series 2024-3, Class B	0.47%
Flagship Credit Auto Trust Series 2023-3, Class B	0.47%
Gov. National Mortgage 11/20/2051 3.00%	0.45%
FREDDIE MAC STACR REMIC TRUST 2022-DNA1 STACR 2022-DNA1 M2	0.44%
FREDDIE MAC STACR REMIC TRUST 2023-DNA2 STACR 2023-DNA2 M1B	0.44%
EXELON CORP SR UNSECURED 04/32 7.6	0.40%
Voya CLO Ltd 10/15/2037 VAR% 144A	0.39%
GMAC LLC	0.39%
MASCO CORP REGD 6.50000000	0.38%
OCCIDENTAL PETROLEUM CORP 7.2% 03/15/2029	0.37%
STACR 2022-DNA5 M2	0.37%
FNMA Connecticut Avenue Securities Trust, Series 2023-R01, Class 1M1	0.37%

FSIWX (Feb. 28, 2026)

Security	Weight
US TREASURY N/B	4.33%
US TREASURY N/B	4.17%	●
US TREASURY N/B	4.10%	●
US TREASURY N/B	4.01%
US TREASURY N/B	3.95%
US TREASURY N/B	3.85%
US TREASURY N/B	3.82%
US TREASURY N/B	3.68%	●
US TREASURY N/B	3.53%
US TREASURY N/B	3.31%
US TREASURY N/B	3.20%
US TREASURY N/B	3.07%	●
US TREASURY N/B	3.02%
US TREASURY N/B	3.00%	●
US TREASURY N/B	2.93%	●
US TREASURY N/B	2.90%
US TREASURY N/B	2.82%	●
US TREASURY N/B	2.79%
US TREASURY N/B	2.72%
US TREASURY N/B	2.61%	●
US TREASURY N/B	2.58%
US TREASURY N/B	2.51%
US TREASURY N/B	2.43%
US TREASURY N/B	2.20%
US TREASURY N/B	1.94%
US TREASURY N/B	1.69%
US TREASURY N/B	1.58%
US TREASURY N/B	1.54%	●
US TREASURY N/B	1.41%
US TREASURY N/B	1.38%
US TREASURY N/B	1.36%
US TREASURY N/B	1.26%
US TREASURY N/B	1.24%
US TREASURY N/B	1.21%	●
US TREASURY N/B	1.12%
US TREASURY N/B	1.12%
US TREASURY N/B	0.99%
US TREASURY N/B	0.88%
US TREASURY N/B	0.78%
Fidelity Cash Central Fund	0.60%
US TREASURY N/B	0.59%
US TREASURY N/B	0.57%
US TREASURY N/B	0.56%
US TREASURY N/B	0.32%
US TREASURY N/B	0.31%

Machine-readable: JSON · Markdown. Programmatic access via the agent surface.