COSW vs IVV
Roundhill COST WeeklyPay ETF vs iShares Core S&P 500 ETF
Which is better, COSW or IVV?
IVV has been ahead.
IVV has a lower expense ratio. IVV led over 1Y.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | COSW | IVV |
|---|---|---|
| Expense Ratio | 0.99% | 0.03%Best |
| AUM | $10M | $876.4B |
| Dividend Yield | 25.48% | 1.06% |
| Holdings | 5 | 508 |
| YTD Return | -6.67% | +12.39%Best |
| 1Y Return | -17.53% | +16.61%Best |
| 3Y Return (annualized) | - | +21.38% |
| 5Y Return (annualized) | - | +13.51% |
| Fund Family | Roundhill Investments | iShares by BlackRock (US) |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | Oct 23, 2025 | May 15, 2000 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
COSW vs IVV growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
COSW vs IVV Performance
Roundhill COST WeeklyPay ETF (COSW) is an ETF from Roundhill Investments and iShares Core S&P 500 ETF (IVV) is an ETF from iShares by BlackRock (US). Over the past year COSW returned -17.53% while IVV returned +16.61%. Year to date, COSW is down 6.67% versus a gain of 12.39% for IVV.
Past performance does not guarantee future results.
Fees and Cost Over Time
COSW charges 0.99% per year while IVV charges 0.03%. On a $10,000 position that is $99 vs $3 annually, a gap of $96 per year that compounds over a long holding period. On income, COSW currently yields 25.48% against 1.06% for IVV.
Holdings Overlap
At least 0.6% of IVV's money is in holdings COSW also owns.
Stated as a floor: for COSW, our book for it covers 12.2% of that fund, so a holding it does not list is one we cannot count as shared. The real figure is this or higher.
We cannot see either book well enough to say how much of this pair is duplicated.
1 positions in common, counted across the 2 positions we hold weights for in COSW and 490 in IVV, against full books of 5 and 508.
Top Shared Holdings
| Stock | Weight in COSW | Weight in IVV | Difference |
|---|---|---|---|
| COSTCostco Wholesale Corp. | 0.59% | 0.63% | 0.04% |
You are not choosing between two funds in isolation.
Whichever of COSW and IVV you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, COSW or IVV?
COSW has an expense ratio of 0.99% while IVV charges 0.03%. IVV is the cheaper option, by $96 a year on a $10,000 investment.
Which performed better, COSW or IVV?
Over the past year COSW returned -17.53% vs +16.61% for IVV, so IVV leads on 1-year performance. Past performance does not guarantee future results. This is information, not a recommendation.
Which pays a higher dividend, COSW or IVV?
COSW yields 25.48% while IVV yields 1.06%, so COSW currently pays the higher dividend yield.
Is IVV better than COSW?
IVV has a lower expense ratio. IVV led over 1Y. Which one suits a particular account depends on what it is for. This is information, not a recommendation.