Costco Wholesale Corporation vs iShares MBS ETF — how do they compare? Costco Wholesale Corporation trades at $945.3 (market cap $417.54B), while iShares MBS ETF trades at $89.7 (market cap $35.45B). The key difference: Costco Wholesale Corporation is far larger — about 11.8× iShares MBS ETF's market cap, and Costco Wholesale Corporation pays a 0.62% dividend while iShares MBS ETF pays none. Which is the better fit depends on your goals — on Pluang, investors hold Costco Wholesale Corporation for 132 Days and iShares MBS ETF for 96 Days on average.
| COST | MBB | |
|---|---|---|
Market Cap | $417.54B | $35.45B |
Volume | 1,767,362 | 4,982,386 |
Sector | Consumer Staples | Fixed Income |
52-Week High | $1.09K | $96.91 |
52-Week Low | $849.63 | $89.09 |
Typical Hold Time | 132 Days | 96 Days |
Enterprise Value | $404.81B | — |
Dividend Yield | 0.62% | — |
Signals from Pluang's Aura AI — not financial advice
Costco Wholesale Corporation (COST) trades at $942.25, up 0.7% today, with a bullish technical signal from moving averages but overbought RSI readings. The company reported strong March 2026 sales growth of 11.3% year-over-year, and fiscal 2025 revenue reached $275.24 billion with net income of $8.10 billion. Analyst consensus is strongly bullish with a $1,090 price target, though valuation ratios like P/E of 45.39 are elevated.
The outlook remains positive due to membership fee growth and expansion, but risks include high valuation sensitivity and competitive pressures. Earnings momentum is solid with recent beats, supporting the buy-rated sentiment, yet any market pullback could present a better entry point for long-term investors.
MBB, the iShares MBS ETF, trades at $89.22, down 0.16% on the day, with a bearish technical signal from moving averages and oscillators showing mixed signals. The ETF faces headwinds from rising intermediate-term rates and inflation, as noted in recent analysis, while short interest has surged significantly. Recent corporate actions include scheduled dividend payments, but key financial ratios are not available in the provided data.
The outlook for MBB is cautious due to interest rate sensitivity and convexity risks in the mortgage-backed securities market. Investment opportunities exist for income-focused investors attracted to its dividend yield, but risks include further rate hikes and prepayment volatility. Investors should weigh the ETF's role in a diversified fixed income portfolio against potential duration-related losses.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
The leading warehouse club, Costco has 815 stores worldwide (at the end of fiscal 2021), with most sales derived in the United States (72%) and Canada (14%). It sells memberships that allow customers to shop in its warehouses, which feature low prices on a limited product assortment. Costco mainly caters to individual shoppers, but roughly 20% of paid members carry business memberships. Food and sundries accounted for 40% of fiscal 2021 sales, with non-food merchandise 29%, warehouse ancillary and other businesses (such as fuel and pharmacy) nearly 17%, and fresh food 14%. Costco's warehouses average around 146,000 square feet
Read more on COST →The fund will invest at least 80% of its assets in the component securities of the underlying index and TBAs that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the index, and the fund will invest at least 90% of its assets in fixed income securities included in the underlying index that advisor believes will help the fund track the index.
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