ABTIX
Government Bond Fund
American Century Government Income Trust

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
152
Top-10 weight
30.27%
Effective holdings ?
60
Crowding ?
62.2

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 Fixed Income Clearing Corp 3.66 04/01/2026 28,554,000 $28.55M 6.11%
2 US TREASURY N/B 19,200,000 $19.36M 4.15%
3 US TREASURY N/B 18,300,000 $18.54M 3.97%
4 US TREASURY N/B 15,000,000 $15.19M 3.25%
5 US TREASURY N/B 15,000,000 $15.07M 3.23%
6 CALIFORNIA-REF-TXBL 13,000,000 $13.15M 2.82%
7 FNCL 5 4/26 12,084,000 $11.92M 2.55%
8 US TREASURY N/B 9,000,000 $9.01M 1.93%
9 G2 MA8267 7,884,958 $7.47M 1.60%
10 G2 MA8268 7,646,329 $7.45M 1.59%
11 US TREASURY N/B 7,000,000 $7.00M 1.50%
12 US TREASURY N/B 7,000,000 $6.95M 1.49%
13 Federal National Mortgage Association, Inc. FN 6,875,050 $6.93M 1.48%
14 GNII II 4% 04/20/2054#MA9602 G2 7,301,479 $6.86M 1.47%
15 Fannie Mae Pool 3.63 FN 6,843,668 $6.73M 1.44%
16 FHMS K752 A2 6,550,000 $6.56M 1.40%
17 Freddie Mac Multifamily Structured Pass Through Certificates 3.32 FHMS 6,400,000 $6.33M 1.35%
18 FNMA REMICS, Series 2022-M2, Class A2 FNA 6,875,000 $6.26M 1.34%
19 FHMS K157 A2 6,200,000 $6.14M 1.31%
20 FHMS K755 A2 5,900,000 $6.13M 1.31%
21 FHMS K505 A2 6,000,000 $6.07M 1.30%
22 US TREASURY N/B 6,000,000 $5.91M 1.26%
23 G2 MA8347 5,980,235 $5.83M 1.25%
24 Fannie Mae Pool 4.50 FN 5,863,250 $5.68M 1.22%
25 Freddie Mac Multifamily Structured Pass Through Certificates 3.00 FHMS 5,400,347 $5.35M 1.15%
26 NEW YORK ST PWR AUTH REVENUE NYSPWR 5,000,000 $5.34M 1.14%
27 UMBS Pool, 30 Year FR 6,052,570 $5.17M 1.11%
28 Freddie Mac Multifamily Structured Pass Through Certificates 2.73 FHMS 5,399,000 $5.02M 1.08%
29 US TREASURY N/B 5,000,000 $4.94M 1.06%
30 B 0 09/17/26 5,000,000 $4.92M 1.05%
31 U.S. Treasury Bills 5,000,000 $4.83M 1.03%
32 FHMS K155 A3 5,000,000 $4.78M 1.02%
33 US TREASURY N/B 4,400,000 $4.49M 0.96%
34 FREDDIE MAC 4,000,000 $4.47M 0.96%
35 Federal National Mortgage Association REMICS FNR 4,408,987 $4.46M 0.95%
36 G2 MA6766 4,821,547 $4.32M 0.92%
37 FR RA5731 FR 5,204,779 $4.23M 0.91%
38 Fannie Mae Pool 2.50 FN 4,900,711 $4.21M 0.90%
39 Ginnie Mae II Pool 5.00 G2 4,139,999 $4.12M 0.88%
40 FANNIE MAE POOL FN BW0045 FN 4,065,961 $4.05M 0.87%
41 US TREASURY N/B 4,000,000 $4.01M 0.86%
42 Federal Home Loan Banks 3.64 02/05/2027 4,000,000 $3.99M 0.85%
43 FN FS2600 FN 4,426,096 $3.94M 0.84%
44 Fannie Mae Pool 3.00 FN 4,368,485 $3.93M 0.84%
45 Fannie Mae Pool 4.00 FN 4,129,159 $3.92M 0.84%
46 FANNIE MAE POOL FN 03/52 FIXED 3 FN 4,338,696 $3.86M 0.83%
47 US TREASURY N/B 3,800,000 $3.82M 0.82%
48 FR SD8214 4,147,175 $3.81M 0.82%
49 FHMS K-171 A2 3,640,000 $3.59M 0.77%
50 FNMA POOL MA4786 FN 10/52 FIXED 5.5 FN 3,529,850 $3.56M 0.76%
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