BMRRX — BlackRock Mid-Cap Growth Equity Portfolio
Data updated: 2026-07-27
BMRRX — BlackRock Mid-Cap Growth Equity Portfolio data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Mid Cap Growth Equity · $5.61B AUM · 1.30% expense ratio · 7.8% 1-yr return. From SEC regulatory filings.
BMRRX Fund Overview
BMRRX — BlackRock Mid-Cap Growth Equity Portfolio is a US mutual fund managed by Blackrock Funds, categorised as United States Mid Cap Growth Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Blackrock Funds
- Category: United States Mid Cap Growth Equity
- Assets under management: $5.61B
- 1-year return: 7.8%
- Ticker: BMRRX
- SEC CIK: 0000844779
- SEC series ID: S000001505
- Share class ID: C000037625
BMRRX Holdings
Top 10 holdings of BlackRock Mid-Cap Growth Equity Portfolio by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Howmet Aerospace, Inc. | 4.70% |
| Snowflake, Inc. | 4.38% |
| Axon Enterprise, Inc. | 4.32% |
| Vertiv Holdings Company | 3.86% |
| Monolithic Power Systems, Inc. | 3.81% |
| Heico Corp. | 3.67% |
| Quanta Services, Inc. | 3.63% |
| Royal Caribbean Cruises Ltd. | 3.60% |
| Datadog, Inc. | 3.03% |
| Affirm Holdings, Inc. | 3.03% |
BMRRX Portfolio Allocation
Asset-class allocation of BlackRock Mid-Cap Growth Equity Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 100.2% |
| Cash & Equivalents | 2.6% |
BMRRX Performance
Total returns for BMRRX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 3.6% |
| 1 year | 7.8% |
| 3 years (annualised) | 10.9% |
| 5 years (annualised) | 0.7% |
BMRRX Risk Information
Risk metrics for BMRRX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 17.9%
BMRRX Costs and Fees
BMRRX costs about $130 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.30%
- Gross expense ratio: 1.42%
- Portfolio turnover: 87%
- Brokerage commissions: 4.40 bps of average net assets (SEC N-CEN)
BMRRX Cashflows
Over the 12 months to 2026-02, BlackRock Mid-Cap Growth Equity Portfolio had net outflows of $2.73B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | −$319.91M |
| 2026-01 | −$283.49M |
| 2025-12 | $567.79M |
| 2025-11 | −$240.07M |
| 2025-10 | −$249.00M |
| 2025-09 | −$433.59M |
BMRRX Debt Constituents
No individual debt constituents are reported in BlackRock Mid-Cap Growth Equity Portfolio's latest SEC N-PORT filing.
BMRRX Prospectus and SEC Filings
Official BlackRock Mid-Cap Growth Equity Portfolio filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Mid Cap Growth Equity funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.