AGG vs UCON
iShares Core U.S. Aggregate Bond ETF against First Trust Smith Unconstrained Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
3%
110 shared positions
Fee gap
83 bp
AGG is cheaper
1-year return gap
0.4 pts
AGG is ahead
Larger fund
AGG
$138.4B
Side by side
| AGG | UCON | |
|---|---|---|
| Fund | iShares Core U.S. Aggregate Bond ETF | First Trust Smith Unconstrained Bond ETF |
| Issuer | iShares | First Trust |
| Category | Core Bond | Core Bond |
| Expense ratio | 0.03% | 0.86% |
| Assets | $138.4B | $3.1B |
| Average daily dollar volume | $1.2B | $19M |
| Listed | Sep 22, 2003 | Jun 4, 2018 |
| FrenzyCap score | 99 | 60 |
| 1-month return | −1.0% | −2.2% |
| 3-month return | −2.1% | −2.9% |
| Year to date | −4.6% | −5.4% |
| 1-year return | −5.8% | −6.2% |
| 30-day volatility | 5.0% | 5.0% |
| Worst drawdown, 1 year | −7.2% | −6.3% |
| Trailing 12-month yield | 4.16% | 4.83% |
| Holdings | 13,451 | 454 |
| Top 10 weight | 3.9% | 13.7% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$734M thru May 2026 | +$65M thru May 2026 |
| 30-day implied volatility | 5.9% | — |
| Holdings as of | as of Oct 20, 2026issuer data | as of Oct 20, 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
3% of AGG · 34% of UCON| Holding | AGG | UCON |
|---|---|---|
| TREASURY NOTE (OLD) 4.38%, due May 15, 2036 | 0.40% | 1.03% |
| TREASURY NOTE (OLD) 4.38%, due Aug 31, 2031 | 0.33% | 0.97% |
| TREASURY NOTE (2OLD), due Jul 31, 2031 | 0.30% | 0.81% |
| TREASURY BOND (OLD) 5%, due May 15, 2056 | 0.23% | 0.69% |
| TREASURY NOTE 4.13%, due Oct 31, 2029 | 0.22% | 0.43% |
| TREASURY NOTE (OTR) 4.75%, due Sep 30, 2028 | 0.14% | 1.55% |
| TREASURY NOTE (2OLD), due Aug 15, 2029 | 0.13% | 0.28% |
| TREASURY BOND 1.63%, due Nov 15, 2050 | 0.10% | 0.76% |
| TREASURY NOTE 4%, due May 31, 2028 | 0.10% | 0.20% |
| TREASURY NOTE (2OLD), due Jul 31, 2028 | 0.10% | 2.47% |
| TREASURY NOTE (OLD) 4.13%, due Aug 31, 2028 | 0.09% | 1.83% |
| TREASURY BOND (OLD) 5%, due May 15, 2046 | 0.09% | 0.31% |
| TREASURY BOND (OTR) 5.13%, due Aug 15, 2046 | 0.04% | 2.45% |
| FNMA 30YR UMBS, due May 1, 2052 | 0.02% | 0.07% |
| FHLMC 30YR UMBS SUPER, due May 1, 2052 | 0.02% | 0.20% |
| SPACE EXPLORATION TECHNOLOGIES COR 144A, due Jul 15, 2031 | 0.02% | 0.31% |
| ORACLE CORPORATION 5.7%, due Feb 4, 2036 | 0.01% | 0.13% |
| CITIGROUP INC 5.86%, due Sep 24, 2037 | 0.01% | 0.11% |
| AERCAP IRELAND CAPITAL DAC 3%, due Oct 29, 2028 | 0.01% | 0.05% |
| CITIGROUP INC 5.27%, due Sep 24, 2029 | 0.01% | 0.33% |
| GOLDMAN SACHS GROUP INC/THE 5.02%, due Oct 23, 2035 | 0.01% | 0.16% |
| WELLS FARGO & COMPANY MTN 5.5%, due Jan 23, 2035 | 0.01% | 0.14% |
| ALPHABET INC 4.7%, due Nov 15, 2035 | 0.01% | 0.23% |
| ORACLE CORPORATION 4.95%, due Feb 4, 2031 | 0.01% | 0.15% |
| WELLS FARGO & COMPANY MTN 5.61%, due Apr 23, 2036 | 0.01% | 0.20% |
Sector mix of the stock holdings
| Sector | AGG | UCON | Gap |
|---|---|---|---|
| Utilities | 0.0% | 0.2% | −0.2% |
More: full overlap table · AGG holdings · UCON 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.