RMBEX
American Funds Mortgage Fund
American Funds Mortgage Fund

Portfolio concentration

As of February 28, 2026 · N-PORT
Holdings
1256
Top-10 weight
24.10%
Effective holdings ?
110
Crowding ?
40.1

Holdings

As of February 28, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 CAPITAL GROUP CENTRAL CASH FUND CMQXX 5,117,634 $511.76M 3.91%
2 FHLBanks Office of Finance 450,000,000 $449.91M 3.44%
3 FNCL 6 3/24 376,393,448 $386.12M 2.95%
4 FR RQ0028 363,710,853 $373.31M 2.86%
5 Federal Home Loan Bank Discount Notes 350,000,000 $347.98M 2.66%
6 FHLBDN 0 05/04/22 FHLB 350,000,000 $347.80M 2.66%
7 FHLBanks Office of Finance 300,000,000 $298.89M 2.29%
8 Federal Home Loan Bank Discount Notes 250,000,000 $248.60M 1.90%
9 Federal Home Loan Bank Discount Notes 250,000,000 $247.98M 1.90%
10 Federal Home Loan Bank (FHLB) 172,000,000 $171.26M 1.31%
11 FED HM LN BK BD 6/18/2026 160,000,000 $158.28M 1.21%
12 FED HOME LN DISCOUNT NT DISCOUNT NOT 03/26 0.00000 150,000,000 $149.84M 1.15%
13 FN MA5701 144,695,554 $148.51M 1.14%
14 FR SD8290 138,116,250 $142.76M 1.09%
15 US TREASURY N/B 136,000,000 $140.53M 1.07%
16 FHLB 125,000,000 $124.45M 0.95%
17 FHLBanks Office of Finance 125,000,000 $124.42M 0.95%
18 US TREASURY N/B 122,000,000 $123.21M 0.94%
19 FNCL 2 4/26 147,724,011 $122.42M 0.94%
20 US TREASURY N/B 118,000,000 $120.04M 0.92%
21 FR SD8534 115,421,815 $118.47M 0.91%
22 FR SD8342 115,447,774 $117.80M 0.90%
23 FN 190445 108,874,037 $113.11M 0.87%
24 US TREASURY N/B 110,000,000 $110.13M 0.84%
25 Uniform Mortgage-Backed Security, TBA 122,603,742 $106.25M 0.81%
26 FR SD8496 101,458,428 $104.14M 0.80%
27 FNMA 30YR 2.5% 07/01/2052#FA2839 113,798,373 $98.80M 0.76%
28 FNMDI4 3.5 BF0765 09-01-63 106,345,624 $98.71M 0.75%
29 FR RQ0015 FHLMC 90,973,139 $94.51M 0.72%
30 FR RB5113 108,971,760 $94.46M 0.72%
31 FR SL2621 106,700,199 $92.60M 0.71%
32 FR SD8507 87,185,419 $89.49M 0.68%
33 FNMA 30YR 2.5% 07/01/2052#FS7879 102,878,369 $89.29M 0.68%
34 FNMA 30YR 6% 02/01/2055#MA5615 79,090,912 $81.20M 0.62%
35 US TREASURY N/B 79,000,000 $78.89M 0.60%
36 FR SD8213 85,178,423 $77.25M 0.59%
37 FN MA5674 72,788,488 $74.71M 0.57%
38 FHLB 75,000,000 $74.51M 0.57%
39 FED HM LN BK BD 5/15/2026 75,000,000 $74.45M 0.57%
40 FN MA5735 72,294,938 $73.53M 0.56%
41 FNCL UMBS 6.5 FA2842 07-01-55 70,141,497 $72.91M 0.56%
42 G2 MA7051 84,941,496 $72.09M 0.55%
43 Federal Farm Credit, 03 70,000,000 $69.99M 0.54%
44 FNCL UMBS 6.0 QX4065 01-01-55 67,847,136 $69.64M 0.53%
45 UMBS, 30 Year FN 66,481,677 $67.63M 0.52%
46 FED HOME LN DISCOUNT NT DISCOUNT NOT 03/26 0.00000 67,000,000 $66.94M 0.51%
47 US TREASURY N/B 63,000,000 $64.17M 0.49%
48 Federal Home Loan Bank Discount Notes 64,000,000 $63.50M 0.49%
49 GOVERNMENT NATIONAL MORTGAGE CORPORATION 71,315,651 $62.27M 0.48%
50 Fannie Mae or Freddie Mac 57,735,171 $60.65M 0.46%
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