BND vs IUSB
Vanguard Total Bond Market against iShares Trust iShares Core Universal USD Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
58%
9228 shared positions
Fee gap
3 bp
BND is cheaper
1-year return gap
0.0 pts
IUSB is ahead
Larger fund
BND
$162.8B
Side by side
| BND | IUSB | |
|---|---|---|
| Fund | Vanguard Total Bond Market | iShares Trust iShares Core Universal USD Bond ETF |
| Issuer | Vanguard | iShares |
| Category | Core Bond | Core Bond |
| Expense ratio | 0.03% | 0.06% |
| Assets | $162.8B | $49.3B |
| Average daily dollar volume | $852M | $471M |
| Listed | Apr 3, 2007 | Jun 10, 2014 |
| FrenzyCap score | 99 | 96 |
| 1-month return | −0.9% | −1.1% |
| 3-month return | −2.3% | −2.4% |
| Year to date | −4.5% | −4.6% |
| 1-year return | −5.5% | −5.5% |
| 30-day volatility | 5.0% | 4.9% |
| Worst drawdown, 1 year | −7.0% | −7.0% |
| Trailing 12-month yield | 4.15% | 4.37% |
| Holdings | 16,310 | 18,282 |
| Top 10 weight | 4.0% | 3.8% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$9.3B thru Jun 2026 | +$7.2B thru Jul 2026 |
| 30-day implied volatility | 6.1% | 9.5% |
| Holdings as of | as of Sep 30, 2026issuer data | as of Oct 19, 2026issuer data |
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
81% of BND · 70% of IUSB| Holding | BND | IUSB |
|---|---|---|
| United States Treasury Note/Bond 4.625%, due Feb 15, 2035 | 0.41% | 0.50% |
| United States Treasury Note/Bond 4.25%, due Aug 15, 2035 | 0.38% | 0.41% |
| United States Treasury Note/Bond 4.125%, due Feb 15, 2036 | 0.39% | 0.36% |
| United States Treasury Note/Bond 4.25%, due Nov 15, 2034 | 0.41% | 0.33% |
| United States Treasury Note/Bond 4.25%, due May 15, 2035 | 0.36% | 0.33% |
| United States Treasury Note/Bond 3.875%, due Aug 15, 2034 | 0.41% | 0.32% |
| United States Treasury Note/Bond 1.875%, due Feb 15, 2032 | 0.32% | 0.39% |
| United States Treasury Note/Bond 1.375%, due Nov 15, 2031 | 0.34% | 0.31% |
| United States Treasury Note/Bond 4%, due Feb 15, 2034 | 0.40% | 0.31% |
| United States Treasury Note/Bond 4.375%, due May 15, 2034 | 0.41% | 0.31% |
| United States Treasury Note/Bond 4%, due Nov 15, 2035 | 0.29% | 0.42% |
| United States Treasury Note/Bond 2.75%, due Aug 15, 2032 | 0.31% | 0.28% |
| United States Treasury Note/Bond 4.5%, due Nov 15, 2033 | 0.38% | 0.27% |
| United States Treasury Note/Bond 4%, due Feb 28, 2030 | 0.35% | 0.27% |
| United States Treasury Note/Bond 3.875%, due Aug 15, 2033 | 0.36% | 0.27% |
| United States Treasury Note/Bond 3.5%, due Feb 15, 2033 | 0.31% | 0.26% |
| United States Treasury Note/Bond 4%, due May 31, 2028 | 0.33% | 0.26% |
| United States Treasury Note/Bond 4.375%, due May 15, 2036 | 0.26% | 0.33% |
| United States Treasury Note/Bond 4.125%, due May 31, 2031 | 0.25% | 0.38% |
| United States Treasury Note/Bond 1.25%, due Aug 15, 2031 | 0.34% | 0.25% |
| United States Treasury Note/Bond 4.375%, due Aug 31, 2031 | 0.27% | 0.24% |
| United States Treasury Note/Bond 4.625%, due Apr 30, 2029 | 0.24% | 0.28% |
| United States Treasury Note/Bond 3.75%, due May 15, 2028 | 0.26% | 0.23% |
| United States Treasury Note/Bond 3.5%, due Sep 30, 2029 | 0.23% | 0.30% |
| United States Treasury Note/Bond 3.625%, due Oct 31, 2030 | 0.23% | 0.25% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · BND holdings · IUSB 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.