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ETF comparison

COMT vs IAU

Commodities vs Gold.

iShares GSCI Commodity Dynamic Roll Strategy ETF · iShares Gold Trust

Holdings overlap

Weighted by ISIN/CUSIP
0.0 %

0 positions appear in both funds. Buying equal dollars of COMT and IAU would leave roughly 0.0% of each dollar exposed to the same underlying securities.

COMT unmatched 92.3% Shared 0.0% IAU unmatched 0.0%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In COMT only
135 positions
Shared
0 positions
In IAU only
0 positions

Holdings data for IAU covers 0.0% of fund weight. The remainder lacks matchable identifiers in the N-PORT filing.

Side by side

COMT

iShares GSCI Commodity Dynamic Roll Strategy ETF

iShares · Commodities

63 composite / 100
Expense ratio
0.48%
Net assets
$1.39B
TTM yield
4.90%
Top-10 conc.
14.3%
IAU

iShares Gold Trust

iShares · Gold

80 composite / 100
Expense ratio
0.25%
Net assets
$62.22B
TTM yield
0.00%
Top-10 conc.
—

Sub-score comparison

52
Cost
75
63
Tax efficiency
66
63
Liquidity
100
94
Concentration
N/A
—
Tracking quality
—
COMT sub-score IAU

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

IAU is 23 bps cheaper than COMT. On a $100,000 position that's about $230/yr more in fees for COMT.

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with COMT vs IAU.

Top shared holdings

0 shared in total

No shared holdings between these funds.

Only in COMT

135 total
  • BLACKROCK CASH FUNDS TREASURY SL AGENCY SHARES 10.30%
  • United States Treasury 1.88%
  • United States Treasury 1.45%
  • United States Treasury 1.45%
  • AQUITAINE FUNDING CO LLC 1.44%
  • United States Treasury 1.43%
  • United States Treasury 1.41%
  • HYUNDAI CAPITAL AMERICA 1.18%
  • United States Treasury 1.08%
  • BROOKFIELD BRP HOLDINGS 1.01%

Only in IAU

0 total

Every IAU position is also held by COMT.

Related comparisons

More comparisons with COMT

More comparisons with IAU

Percentages are holdings overlap with the named fund.

Open COMT or IAU at a brokerage

Both funds trade commission-free at major US brokerages.

Open at Fidelity

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see /methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.