SPAB vs SPSB: Holdings Overlap
SPABState Street® SPDR® Portfolio Aggregate Bond ETF
State Street (SPDR) · 8489 holdings · $9.8B · as of 2026-08-06
SPSBState Street® SPDR® Portfolio Short Term Corporate Bond ETF
State Street (SPDR) · 1618 holdings · $10.7B · as of 2026-08-06
How similar are SPAB and SPSB?
State Street® SPDR® Portfolio Aggregate Bond ETF (SPAB, by State Street (SPDR)) holds 8489 positions; State Street® SPDR® Portfolio Short Term Corporate Bond ETF (SPSB, by State Street (SPDR)) holds 1618. They have 1011 holdings in common, and by portfolio weight the two funds are 4.5% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 4.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 1011SPAB holds 8489 · SPSB holds 1618
- Weight in Shared Holdings
- SPAB 5%·SPSB 74%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in SPAB
7478 of 8489 positions (94.7% of the fund) are not held by SPSB. Showing the top 30 by weight.
- US TREASURY N/B 12/28 3.50.77%
- US TREASURY N/B 11/28 4.3750.43%
- US TREASURY N/B 01/28 3.50.42%
- US TREASURY N/B 03/31 3.8750.41%
- US TREASURY N/B 11/34 4.250.38%
- US TREASURY N/B 12/27 3.3750.38%
Only in SPSB
607 of 1618 positions (24.8% of the fund) are not held by SPAB. Showing the top 30 by weight.
- MORGAN STANLEY SR UNSECURED 07/30 VAR0.31%
- NVIDIA CORP SR UNSECURED 06/29 4.350.31%
- BANK OF AMERICA CORP SR UNSECURED 04/29 VAR0.30%
- NVIDIA CORP SR UNSECURED 06/28 4.250.26%
- CHARLES SCHWAB CORP SR UNSECURED 05/29 VAR0.25%
- HOME DEPOT INC SR UNSECURED 06/29 2.950.24%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| SPAB | -0.3% | +0.0% | +2.5% | +4.2% | -0.2% | +1.4% | 4.11% |
| SPSB | +0.4% | +1.5% | +3.6% | +5.3% | +2.8% | +2.6% | 4.36% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in SPAB vs SPSB →
Shared Holdings(1011)
The top 10 shared positions account for 4% of the overlap, led by BANK OF AMERICA CORP SR UNSECURED 12/28 VAR, MORGAN STANLEY SR UNSECURED 04/30 VAR and MORGAN STANLEY SR UNSECURED 01/30 VAR.
| BANK OF AMERICA CORP SR UNSECURED 12/28 VAR | 0.02% | 0.45% | 0.02% |
|---|---|---|---|
| MORGAN STANLEY SR UNSECURED 04/30 VAR | 0.02% | 0.59% | 0.02% |
| MORGAN STANLEY SR UNSECURED 01/30 VAR | 0.02% | 0.41% | 0.02% |
| CVS HEALTH CORP SR UNSECURED 03/28 4.3 | 0.02% | 0.27% | 0.02% |
| BANK OF AMERICA CORP SR UNSECURED 03/29 VAR | 0.02% | 0.22% | 0.02% |
| GOLDMAN SACHS GROUP INC SR UNSECURED 01/29 VAR | 0.01% | 0.35% | 0.01% |
| MORGAN STANLEY SR UNSECURED 07/28 VAR | 0.01% | 0.18% | 0.01% |
| SALESFORCE INC SR UNSECURED 03/29 4.65 | 0.01% | 0.64% | 0.01% |
| GOLDMAN SACHS GROUP INC SR UNSECURED 10/29 VAR | 0.01% | 0.25% | 0.01% |
| Cheniere Energy Inc 4.625 10/15/2028 | 0.01% | 0.10% | 0.01% |
| APPLE INC SR UNSECURED 11/27 3 | 0.01% | 0.05% | 0.01% |
| AERCAP IRELAND CAP/GLOBA COMPANY GUAR 10/28 3 | 0.01% | 0.45% | 0.01% |
| ORACLE CORP SR UNSECURED 11/27 3.25 | 0.01% | 0.07% | 0.01% |
| ANHEUSER BUSCH INBEV WOR COMPANY GUAR 01/29 4.75 | 0.01% | 0.18% | 0.01% |
| BANK OF AMERICA CORP SR UNSECURED 07/30 VAR | 0.01% | 0.23% | 0.01% |
| NORTHROP GRUMMAN CORP SR UNSECURED 01/28 3.25 | 0.01% | 0.09% | 0.01% |
| MORGAN STANLEY SR UNSECURED 01/29 VAR | 0.01% | 0.20% | 0.01% |
| AMAZON.COM INC SR UNSECURED 11/28 3.9 | 0.01% | 0.18% | 0.01% |
| AMAZON.COM INC SR UNSECURED 07/29 4.6 | 0.01% | 0.34% | 0.01% |
| CITIGROUP INC SUBORDINATED 09/27 4.45 | 0.01% | 0.17% | 0.01% |
| ORACLE CORP SR UNSECURED 02/29 4.55 | 0.01% | 0.33% | 0.01% |
| JPMORGAN CHASE + CO SR UNSECURED 07/30 VAR | 0.01% | 0.32% | 0.01% |
| WESTPAC BANKING CORP SR UNSECURED 01/28 3.4 | 0.01% | 0.04% | 0.01% |
| US BANCORP SR UNSECURED 07/30 VAR | 0.01% | 0.21% | 0.01% |
| MORGAN STANLEY PVT BANK SR UNSECURED 02/30 VAR | 0.01% | 0.18% | 0.01% |
Showing the top 250 of 1011 shared holdings by overlap weight.
Frequently Asked Questions
How much do SPAB and SPSB overlap?
SPAB and SPSB overlap by 4.5% of portfolio weight. They share 1011 holdings (SPAB holds 8489 positions and SPSB holds 1618), based on each fund's latest SEC-reported holdings.
Is it redundant to own both SPAB and SPSB?
The two portfolios are 4.5% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of SPAB and SPSB?
The largest positions held by both funds are BANK OF AMERICA CORP SR UNSECURED 12/28 VAR, MORGAN STANLEY SR UNSECURED 04/30 VAR, MORGAN STANLEY SR UNSECURED 01/30 VAR, CVS HEALTH CORP SR UNSECURED 03/28 4.3 and BANK OF AMERICA CORP SR UNSECURED 03/29 VAR. Together the top 10 shared positions account for 4% of the total overlap.
What does SPAB own that SPSB doesn't?
7478 positions (94.7% of SPAB) are unique to SPAB, led by US TREASURY N/B 12/28 3.5, US TREASURY N/B 11/28 4.375 and US TREASURY N/B 01/28 3.5. In the other direction, 607 positions (24.8% of SPSB) are unique to SPSB.