CMBS vs VMBS
iShares CMBS ETF against Vanguard Mortgage-Backed Securities ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
0%
0 shared positions
Fee gap
22 bp
VMBS is cheaper
1-year return gap
1.7 pts
CMBS is ahead
Larger fund
VMBS
$15.7B
Side by side
| CMBS | VMBS | |
|---|---|---|
| Fund | iShares CMBS ETF | Vanguard Mortgage-Backed Securities ETF |
| Issuer | iShares | Vanguard |
| Category | Mortgage & Securitized | Mortgage & Securitized |
| Expense ratio | 0.25% | 0.03% |
| Assets | $438M | $15.7B |
| Average daily dollar volume | $4.0M | $121M |
| Listed | Feb 14, 2012 | Nov 19, 2009 |
| FrenzyCap score | 64 | 99 |
| 1-month return | −0.1% | −1.1% |
| 3-month return | −1.3% | −2.6% |
| Year to date | −3.1% | −4.7% |
| 1-year return | −3.5% | −5.2% |
| 30-day volatility | 3.0% | 6.2% |
| Worst drawdown, 1 year | −5.4% | −7.7% |
| Trailing 12-month yield | 3.72% | 4.38% |
| Holdings | 442 | 4,939 |
| Top 10 weight | 8.8% | 2.7% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$2.4M thru Jul 2026 | +$460M thru May 2026 |
| 30-day implied volatility | — | 7.6% |
| Holdings as of | as of Oct 20, 2026issuer data | as of Sep 30, 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
0% of CMBS · 0% of VMBSNo holdings in common.
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · CMBS holdings · VMBS 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.