CTRZX
Multi-Manager Total Return Bond Strategies Fund
COLUMBIA FUNDS SERIES TRUST I

Portfolio concentration

As of February 28, 2026 · N-PORT
Holdings
3871
Top-10 weight
21.28%
Effective holdings ?
52
Crowding ?
93.2

Holdings

As of February 28, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 COLUMBIA SHORT TERM CASH FUND 1,942,010,127 $1.94B 14.75%
2 US TREASURY N/B 169,380,000 $169.25M 1.29%
3 US TREASURY N/B 161,989,000 $165.08M 1.25%
4 Uniform Mortgage-Backed Security, TBA FNMA 174,402,000 $164.34M 1.25%
5 US TREASURY N/B 136,601,800 $137.58M 1.05%
6 US TREASURY N/B 129,467,200 $129.44M 0.98%
7 Uniform Mortgage-Backed Security, TBA 122,930,000 $121.56M 0.92%
8 Uniform Mortgage-Backed Security, TBA 92,700,000 $90.09M 0.68%
9 US TREASURY N/B 85,154,800 $86.29M 0.66%
10 US TREASURY N/B 84,760,000 $85.06M 0.65%
11 US TREASURY N/B 82,695,000 $82.84M 0.63%
12 US TREASURY N/B 80,403,000 $81.23M 0.62%
13 US TREASURY N/B 75,000,000 $75.06M 0.57%
14 FNCL 5 3/24 72,828,000 $73.15M 0.56%
15 FR SD8205 78,961,058 $68.84M 0.52%
16 FN MA4578 63,100,913 $55.02M 0.42%
17 Uniform Mortgage-Backed Securities FHLMC 59,681,456 $54.08M 0.41%
18 US TREASURY N/B 52,360,000 $52.97M 0.40%
19 Ginnie Mae 53,550,000 $52.92M 0.40%
20 FNCL 5.5 3/25 52,075,000 $52.91M 0.40%
21 US TREASURY N/B 51,145,000 $48.44M 0.37%
22 Fannie Mae Pool 46,462,000 $46.78M 0.36%
23 FN MA4626 47,716,818 $46.41M 0.35%
24 US TREASURY N/B 43,115,000 $45.58M 0.35%
25 US TREASURY N/B 52,060,000 $44.76M 0.34%
26 US TREASURY N/B 44,069,700 $44.21M 0.34%
27 US TREASURY N/B 43,881,000 $43.77M 0.33%
28 Government National Mortgage Association, TBA G2SF 48,175,000 $42.51M 0.32%
29 US TREASURY N/B 41,411,300 $42.45M 0.32%
30 US TREASURY N/B 56,595,000 $41.12M 0.31%
31 CIFC Funding 2018-II Ltd., Series 2018-2A, Class A1R 39,520,000 $39.65M 0.30%
32 US TREASURY N/B 38,747,000 $39.41M 0.30%
33 US TREASURY N/B 36,600,000 $38.08M 0.29%
34 FNMA UMBS, 30 Year FHLMC 36,297,611 $37.00M 0.28%
35 US TREASURY N/B 36,590,000 $36.84M 0.28%
36 FNCL 5 4/26 36,500,000 $36.63M 0.28%
37 US TREASURY N/B 35,805,000 $35.91M 0.27%
38 OHA CREDIT PARTNERS XVII LTD 34,750,000 $34.75M 0.26%
39 Regatta XXIX Funding Ltd., Series 2024-3A, Class A 34,000,000 $34.10M 0.26%
40 FR SD8257 34,213,966 $33.98M 0.26%
41 FR SD8256 34,384,720 $33.47M 0.25%
42 BANK OF AMER CRP 34,106,000 $33.15M 0.25%
43 G2SF 3.5 4/24 34,700,000 $32.46M 0.25%
44 US TREASURY N/B 31,400,000 $31.70M 0.24%
45 Elevation CLO 2021-12 Ltd 30,000,000 $30.03M 0.23%
46 G2SF 5 3/25 29,481,000 $29.58M 0.22%
47 FN MA4978 29,243,944 $29.52M 0.22%
48 US TREASURY N/B 29,925,000 $29.44M 0.22%
49 US TREASURY N/B 29,097,600 $29.05M 0.22%
50 US TREASURY N/B 40,675,000 $28.40M 0.22%
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