# iShares Russell Mid-Cap Index K (BRMKX): Mutual Fund Facts & Distributions

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- Issuer: BlackRock · Asset class: Equity
- Strategy: Passive Index · Inception: 2015-05-13

This fund primarily dedicates at least 90% of its capital, along with any borrowed investment funds, to holdings that replicate its underlying benchmark. This benchmark index is a float-adjusted, market-capitalization-weighted measure, encompassing the equity shares of roughly 800 of the smallest companies included in the Russell 1000® Index.

## Key Facts

| Metric | Value |
|---|---|
| Price | $17.74 |
| Expense Ratio | 0.04% |
| AUM (All Share Classes) | $2.62B |
| NAV | $17.69 |
| Holdings Count | 823 |
| Distribution Yield (TTM) | 5.55% |
| Annual Distribution (TTM) | $0.98 /share |
| Distribution Frequency | Quarterly |
| 52-Week Range | $15.29 – $18.47 |
| Beta | 1.02 |

## Latest Distribution

- Amount: $0.0641 /share
- Ex-date: 2026-10-14
- Pay date: 2026-10-15

## Frequently Asked Questions

### What does BRMKX invest in?

This fund primarily dedicates at least 90% of its capital, along with any borrowed investment funds, to holdings that replicate its underlying benchmark. This benchmark index is a float-adjusted, market-capitalization-weighted measure, encompassing the equity shares of roughly 800 of the smallest companies included in the Russell 1000® Index.

### What is the expense ratio of BRMKX?

iShares Russell Mid-Cap Index K (BRMKX) charges an expense ratio of 0.04%. This is the annual fee deducted from fund assets to cover management and operations.

### How big is BRMKX?

iShares Russell Mid-Cap Index K (BRMKX) is one share class of a fund that manages $2.62B across all of its share classes (BRMAX reports the same total). Our data does not carry the assets of this share class alone. AUM determines bid-ask liquidity and the fund's vulnerability to closure. Funds below ~$50M are at higher risk of liquidation.

### Is BRMKX actively managed or an index fund?

BRMKX is a passive index fund. It tracks a published benchmark by holding the constituents in their published weights. Index funds typically charge low expense ratios (BRMKX's is 0.04%) because there's no security selection cost.

### When was BRMKX launched?

iShares Russell Mid-Cap Index K (BRMKX) launched in May 2015 and is managed by BlackRock.

### How has BRMKX performed?

BRMKX's total return (price change plus reinvested distributions) is charted at the top of this page. Switch the price chart to Total Return and pick a 1-year, 3-year, 5-year, or 10-year window to read the compound annual growth rate (CAGR) over each horizon.

### Does BRMKX pay a dividend?

iShares Russell Mid-Cap Index K (BRMKX) currently distributes little or no income. Trailing-twelve-month yield is 5.55%. Investors looking for income should consider income-focused alternatives. See the Peers tab.

### How often does BRMKX pay dividends?

iShares Russell Mid-Cap Index K pays dividends Quarterly. Each ex-dividend date, record date, and payment date is listed in the dividend history table on this page.

### What is BRMKX's dividend yield?

BRMKX's trailing-twelve-month yield is 5.55%, calculated from the sum of dividends over the past year divided by the current price.

### When is BRMKX's next ex-dividend date?

The most recently announced ex-dividend date for BRMKX was 2026-10-14. The next ex-date typically follows Quarterly; once announced it appears at the top of the dividend history table on this page.

### How much will BRMKX's expense ratio cost me over 30 years?

On a $10,000 investment compounding at 7% gross return, a 0.04% expense ratio quietly compounds against your balance every year. The Fee Compounding Forecast card above projects the dollar drag for any holding period and assumption you pick. The typical result for a 1.0% expense ratio on a 30-year hold is roughly 25% of the final balance lost to fees.

### How does BRMKX charge its expense ratio?

The expense ratio is deducted in tiny daily slices from BRMKX's net asset value (NAV). You never see a bill. The price quoted on every exchange is already net of fees. There's no "fee day" to avoid; the cost is continuous and built into the trading price.

### Why does BRMKX cost more than a fund like VOO?

BRMKX is a passive index fund (current expense ratio 0.04%). Differences from broad-market ETFs like VOO usually come from index licensing fees, asset class (bond funds typically run cheaper than equity), or fund scale (smaller funds spread fixed operating costs across less AUM).

### Are there cheaper alternatives to BRMKX?

The Lower-Fee Alternatives card above lists mutual funds following the same investment strategy as BRMKX (0.04%) but at a lower expense ratio. Each row shows the fee gap, the peer's AUM as a liquidity sanity-check, and a direct link to that fund's analysis page. Cheaper price doesn't automatically mean better. Verify the peer holds what you actually want.

## More on Dividend Data

- Overview (HTML): https://www.dividenddata.com/funds/brmkx
- Distribution history: https://www.dividenddata.com/funds/brmkx/dividend
- Holdings & diversification: https://www.dividenddata.com/funds/brmkx/diversification
- Fees & cheaper alternatives: https://www.dividenddata.com/funds/brmkx/expenses
- Peer comparison: https://www.dividenddata.com/funds/brmkx/peers

Data sourced from primary filings and market data providers; see https://www.dividenddata.com/methodology.