| 1 | 31635T84931635T849Fidelity Salem Street Trust | Fidelity Salem Street Trust | 21.01% | 2.11B | $19.60B |
| 2 | 31635V78631635V786Fidelity Salem Street Trust | Fidelity Salem Street Trust | 6.08% | 631.79M | $5.67B |
| 3 | 31635T17931635T179Fidelity Salem Street Trust | Fidelity Salem Street Trust | 4.55% | 421.65M | $4.25B |
| 4 | 31635V85131635V851Fidelity Salem Street Trust | Fidelity Salem Street Trust | 2.78% | 371.57M | $2.59B |
| 5 | 31635T15331635T153Fidelity Salem Street Trust | Fidelity Salem Street Trust | 2.41% | 219.35M | $2.24B |
| 6 | 31635T33631635T336Fidelity Salem Street Trust | Fidelity Salem Street Trust | 2.26% | 192.73M | $2.11B |
| 7 | 31641Q75531641Q755Fidelity Summer Street Trust | Fidelity Summer Street Trust | 2.20% | 146.18M | $2.06B |
| 8 | 316389311316389311Fidelity Securities Fund | Fidelity Securities Fund | 2.06% | 153.20M | $1.92B |
| 9 | 21H05263721H052637GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | 1.79% | 1.65B | $1.67B |
| 10 | 316146356316146356Fidelity Salem Street Trust | Fidelity Salem Street Trust | 1.72% | 150.22M | $1.61B |
| 11 | 315806703315806703Fidelity Advisor Series I | Fidelity Advisor Series I | 1.64% | 171.24M | $1.53B |
| 12 | 21H05263721H052637GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | −1.59% | −1.46B | −$1.48B |
| 13 | 21H05264521H052645GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | 1.38% | 1.27B | $1.28B |
| 14 | 21H06063021H060630GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | 1.26% | 1.15B | $1.18B |
| 15 | 31607A70331607A703Fidelity Colchester Street Trust | Fidelity Colchester Street Trust | 1.23% | 1.15B | $1.15B |
| 16 | 31635A10531635A105Fidelity Revere Street Trust | Fidelity Revere Street Trust | 1.19% | 1.11B | $1.11B |
| 17 | 21H06063021H060630GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | GNMA II GTD PASS THRU CTF MULTIPLE ISSUER | −1.08% | −991.80M | −$1.01B |
| 18 | 01F02063801F020638FNMA/FHLG TBA ISSUER | FNMA/FHLG TBA ISSUER | 1.02% | 1.15B | $955.33M |
| 19 | 91282CLF691282CLF6UST NOTES | UST NOTES | 0.98% | 908.94M | $910.26M |
| 20 | 01F06063401F060634FNMA/FHLG TBA ISSUER | FNMA/FHLG TBA ISSUER | 0.89% | 809.25M | $830.08M |