IUSB vs SCCR
iShares Trust iShares Core Universal USD Bond ETF against Schwab Core Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
3%
148 shared positions
Fee gap
10 bp
IUSB is cheaper
1-year return gap
0.7 pts
IUSB is ahead
Larger fund
IUSB
$49.3B
Side by side
| IUSB | SCCR | |
|---|---|---|
| Fund | iShares Trust iShares Core Universal USD Bond ETF | Schwab Core Bond ETF |
| Issuer | iShares | Schwab |
| Category | Core Bond | Core Bond |
| Expense ratio | 0.06% | 0.16% |
| Assets | $49.3B | $1.5B |
| Average daily dollar volume | $474M | $7.1M |
| Listed | Jun 10, 2014 | Feb 4, 2025 |
| FrenzyCap score | 96 | 73 |
| 1-month return | −1.1% | −1.1% |
| 3-month return | −2.2% | −2.6% |
| Year to date | −4.5% | −5.3% |
| 1-year return | −5.6% | −6.3% |
| 30-day volatility | 4.8% | 5.0% |
| Worst drawdown, 1 year | −7.0% | −7.7% |
| Trailing 12-month yield | 4.37% | 4.70% |
| Holdings | 18,285 | 549 |
| Top 10 weight | 3.8% | 15.9% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$7.2B thru Jul 2026 | +$255M thru Jun 2026 |
| 30-day implied volatility | 7.0% | — |
| Holdings as of | as of Oct 20, 2026issuer data | as of Jun 30, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
3% of IUSB · 56% of SCCR| Holding | IUSB | SCCR |
|---|---|---|
| TREASURY NOTE 3.5%, due Mar 15, 2029 | 0.21% | 1.58% |
| TREASURY NOTE 3.5%, due Feb 28, 2031 | 0.21% | 1.56% |
| TREASURY NOTE 3.88%, due Apr 30, 2031 | 0.20% | 2.22% |
| TREASURY NOTE 3.5%, due Jan 15, 2029 | 0.19% | 1.30% |
| TREASURY BOND 4.63%, due Feb 15, 2055 | 0.17% | 1.40% |
| TREASURY BOND 4.75%, due May 15, 2055 | 0.15% | 1.30% |
| TREASURY BOND 2%, due Aug 15, 2051 | 0.13% | 0.67% |
| TREASURY NOTE 3.88%, due Apr 15, 2029 | 0.12% | 1.63% |
| TREASURY BOND (2OLD), due Feb 15, 2046 | 0.12% | 0.95% |
| TREASURY NOTE 3.38%, due Feb 29, 2028 | 0.10% | 2.31% |
| TREASURY NOTE 3.38%, due Dec 31, 2027 | 0.10% | 1.50% |
| FHLMC 30YR UMBS SUPER, due Mar 1, 2052 | 0.07% | 0.14% |
| GNMA2 30YR, due Mar 20, 2052 | 0.05% | 0.12% |
| GNMA2 30YR, due Oct 20, 2051 | 0.05% | 0.09% |
| GNMA2 30YR, due Sep 20, 2052 | 0.04% | 0.28% |
| FNMA 30YR UMBS, due Dec 1, 2051 | 0.06% | 0.04% |
| FNMA 15YR UMBS, due Mar 1, 2037 | 0.04% | 0.22% |
| GNMA2 30YR, due Aug 20, 2052 | 0.04% | 0.30% |
| FHLMC 30YR UMBS SUPER, due May 1, 2053 | 0.03% | 0.04% |
| FNMA 30YR UMBS, due Oct 1, 2054 | 0.03% | 0.77% |
| FNMA 30YR UMBS SUPER, due Oct 1, 2052 | 0.04% | 0.03% |
| FNMA 15YR UMBS, due Jan 1, 2037 | 0.03% | 0.03% |
| GNMA2 30YR, due Feb 20, 2052 | 0.03% | 0.04% |
| GNMA2 30YR, due Oct 20, 2052 | 0.02% | 0.06% |
| FNMA 30YR UMBS, due Nov 1, 2051 | 0.02% | 0.04% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · IUSB holdings · SCCR holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.