FundWatcher
LSSAX
Loomis Sayles Securitized Asset Fund
LOOMIS SAYLES FUNDS I

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
669
Top-10 weight
32.43%
Effective holdings ?
68
Crowding ?
43.1

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 Uniform Mortgage-Backed Security, TBA FNMA 110,000,000 $110.36M 6.86%
2 FNMA, Other — 93,184,365 $76.69M 4.77%
3 G2SF 5 4/26 — 71,787,000 $71.09M 4.42%
4 FN CB2751 — 73,311,378 $61.73M 3.84%
5 Fannie Mae Pool — 72,438,724 $59.62M 3.70%
6 FNCL 5 4/26 — 60,000,000 $59.17M 3.68%
7 Uniform Mortgage-Backed Security, TBA FNMA 61,130,000 $58.94M 3.66%
8 FNCL 4.5 4/26 — 48,870,000 $47.16M 2.93%
9 Fannie Mae Pool — 57,321,015 $47.13M 2.93%
10 Freddie Mac REMICS — 33,968,362 $33.84M 2.10%
11 FANNIE MAE REMICS FNR 2025-114 AE — 32,204,729 $31.81M 1.98%
12 Fannie Mae Pool — 37,530,074 $30.86M 1.92%
13 Fannie Mae Pool — 31,660,287 $28.53M 1.77%
14 FN CC0715 — 28,196,437 $28.41M 1.77%
15 Freddie Mac REMICS — 26,889,232 $26.83M 1.67%
16 FNMA 30YR 3% 02/01/2052#CB2890 — 29,945,592 $26.54M 1.65%
17 FNMA UMBS, 30 Year — 28,703,667 $25.40M 1.58%
18 FR SD8489 — 23,353,965 $22.55M 1.40%
19 Fannie Mae Pool — 24,987,333 $22.00M 1.37%
20 Fannie Mae Pool — 22,996,698 $20.79M 1.29%
21 Freddie Mac Pool — 16,472,369 $16.83M 1.05%
22 Freddie Mac Pool — 15,687,924 $16.22M 1.01%
23 Fannie Mae Pool — 18,784,937 $15.45M 0.96%
24 FR SD8244 — 15,337,661 $14.54M 0.90%
25 Fannie Mae Pool — 16,035,567 $13.82M 0.86%
26 Fannie Mae REMICS — 13,650,897 $13.62M 0.85%
27 Fannie Mae Pool — 14,318,095 $12.94M 0.80%
28 FIXED INC CLEARING CORP.REPO — 11,183,829 $11.18M 0.70%
29 Fannie Mae Pool — 12,962,387 $11.17M 0.69%
30 Freddie Mac REMICS — 10,844,075 $10.95M 0.68%
31 FHLMC, REMIC, Series 5425, Class KB — 9,871,719 $10.08M 0.63%
32 UMBS — 11,725,807 $9.87M 0.61%
33 Freddie Mac REMICS — 9,888,504 $9.73M 0.60%
34 Fannie Mae Pool — 11,324,065 $9.31M 0.58%
35 FNMA 30YR 6.5% 10/01/2055#MA5855 — 8,602,563 $8.89M 0.55%
36 AFRMT 2026-2A A — 8,545,000 $8.45M 0.53%
37 FN MA5497 — 7,968,353 $8.01M 0.50%
38 UMBS — 7,733,911 $7.89M 0.49%
39 Rockland Park Limited — 7,650,000 $7.65M 0.48%
40 Freddie Mac Multifamily Structured Pass Through Certificates FHLB 94,943,510 $6.93M 0.43%
41 FN FS1648 — 8,191,290 $6.92M 0.43%
42 FNMA, Other — 8,280,592 $6.81M 0.42%
43 Government National Mortgage Association — 6,735,284 $6.52M 0.40%
44 UMBS — 6,491,218 $5.96M 0.37%
45 FR SD8205 — 7,020,536 $5.93M 0.37%
46 CSMC TR 2014-USA 3.953% 09/15/2037 144A — 6,160,000 $5.64M 0.35%
47 Hudsons Bay Simon JV Trust, Series 2015-HB10, Class A10 HBCT 5,885,000 $5.64M 0.35%
48 Freddie Mac Pool — 6,737,663 $5.62M 0.35%
49 MSC 2019-L3 A4 — 5,780,000 $5.48M 0.34%
50 Carvana Auto Receivables Trust, Series 2021-P2, Class C — 5,410,000 $5.37M 0.33%
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