---
ticker: "SPAB"
name: "State Street SPDR Portfolio Aggregate Bond ETF"
url: "https://etf.net/etf/SPAB"
grade: "A"
score: 87
graded_at: "2026-10-12"
category: "US Aggregate Bond"
category_rank: "1 of 117"
methodology: "https://etf.net/methodology"
---

# SPAB: State Street SPDR Portfolio Aggregate Bond ETF

Grade **A**, Score 87 of 100. Rank 1 of 117 in US Aggregate Bond.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 95 | 3 of 117 |
| Mission | 100 | 1 of 101 |
| Risk | 50 | 39 of 116 |
| Tradability | 93 | 3 of 117 |
| Holdings | 75 | 21 of 116 |
| Durability | 92 | 7 of 117 |

## Top holdings

The fund holds 8725 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | — | Ssi Us Gov Money Market Class | 3.33% |
| 2 | — | Us Treasury N/B 12/28 3.5 | 0.67% |
| 3 | — | Us Treasury N/B 05/35 4.25 | 0.49% |
| 4 | — | Us Treasury N/B 12/30 3.625 | 0.44% |
| 5 | — | Us Treasury N/B 11/27 3.375 | 0.44% |
| 6 | — | Us Treasury N/B 09/33 5 | 0.43% |
| 7 | — | Us Treasury N/B 02/30 4 | 0.41% |
| 8 | — | Us Treasury N/B 02/36 4.125 | 0.40% |
| 9 | — | Us Treasury N/B 11/28 4.375 | 0.40% |
| 10 | — | Us Treasury N/B 01/28 3.5 | 0.39% |
| 11 | — | Us Treasury N/B 03/31 3.875 | 0.38% |
| 12 | — | Us Treasury N/B 09/28 4.75 | 0.37% |
| 13 | — | Us Treasury N/B 12/27 3.375 | 0.36% |
| 14 | — | Us Treasury N/B 11/34 4.25 | 0.35% |
| 15 | — | Us Treasury N/B 05/36 4.375 | 0.35% |
| 16 | — | Us Treasury N/B 02/56 4.75 | 0.34% |
| 17 | — | Us Treasury N/B 02/34 4 | 0.33% |
| 18 | — | Us Treasury N/B 07/28 4.25 | 0.33% |
| 19 | — | Us Treasury N/B 05/33 3.375 | 0.33% |
| 20 | — | Us Treasury N/B 05/34 4.375 | 0.33% |
| 21 | — | Us Treasury N/B 11/33 4.5 | 0.33% |
| 22 | — | Us Treasury N/B 02/35 4.625 | 0.32% |
| 23 | — | Us Treasury N/B 08/34 3.875 | 0.32% |
| 24 | — | Us Treasury N/B 08/33 4.5 | 0.32% |
| 25 | — | Us Treasury N/B 08/28 1.125 | 0.32% |
| 26 | — | Us Treasury N/B 08/36 4.625 | 0.32% |
| 27 | — | Us Treasury N/B 08/35 4.25 | 0.32% |
| 28 | — | Us Treasury N/B 05/31 1.625 | 0.30% |
| 29 | — | Us Treasury N/B 02/31 3.5 | 0.30% |
| 30 | — | Us Treasury N/B 05/56 5 | 0.30% |

Source: etf.net, https://etf.net/etf/SPAB. Please cite the page URL.