Compare · IBKR vs MUI
IBKR vs MUI
Side-by-side comparison of Interactive Brokers Group Inc. (IBKR) and BlackRock Municipal Income Fund Inc. (MUI): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both IBKR and MUI operate in Investment Bankers/Brokers/Service (Finance), so they compete in similar markets.
- IBKR is the larger of the two at $158.61B, about 292.3x MUI ($542.7M).
- Over the past year, IBKR is up 50.2% and MUI is up 0.0% - IBKR leads by 50.2 points.
- IBKR has hit the wire 8 times in the past 4 weeks while MUI has been quiet.
- IBKR has more recent analyst coverage (16 ratings vs 0 for MUI).
- Company
- Interactive Brokers Group Inc.
- BlackRock Municipal Income Fund Inc.
- Price
- $93.44-0.96%
- $12.09+2.63%
- Market cap
- $158.61B
- $542.7M
- 1M return
- -3.50%
- +0.00%
- 1Y return
- +50.18%
- +0.00%
- Industry
- Investment Bankers/Brokers/Service
- Investment Bankers/Brokers/Service
- Exchange
- NASDAQ
- NYSE
- IPO
- 2019
- 2003
- News (4w)
- 8
- 0
- Recent ratings
- 16
- 0
Interactive Brokers Group Inc.
Interactive Brokers Group, Inc. operates as an automated electronic broker worldwide. It specializes in executing and clearing trades in stocks, options, futures, foreign exchange instruments, bonds, mutual funds, and exchange traded funds (ETFs). The company custodies and services accounts for hedge and mutual funds, ETFs, registered investment advisors, proprietary trading groups, introducing brokers, and individual investors. In addition, it offers custody, prime brokerage, securities, and margin lending services. The company serves institutional and individual customers through approximately 135 electronic exchanges and market centers. Interactive Brokers Group, Inc. was founded in 1977 and is headquartered in Greenwich, Connecticut.
BlackRock Municipal Income Fund Inc.
BlackRock Muni Intermediate Duration Fund, Inc. is a closed ended fixed income mutual fund launched by BlackRock, Inc. It is managed by BlackRock Advisors, LLC. The fund invests in fixed income markets. It primarily invests in investment grade municipal bonds exempt from federal income taxes and with a duration of three to ten years at the time of investment. BlackRock Muni Intermediate Duration Fund, Inc. was formed on August 1, 2003 and is domiciled in United States.
Latest IBKR
- Interactive Brokers Group Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Interactive Brokers Group Announces 2Q2026 Results
- Interactive Brokers Builds Out One of the Most Comprehensive and Low-Cost Solutions for Accessing Cryptocurrency Available
- China Renaissance initiated coverage on Interactive Brokers
- Director Conkling Lori A bought $2,201 worth of shares (25 units at $88.03), increasing direct ownership by 1% to 2,509 units (SEC Form 4)
- Interactive Brokers Group Reports Brokerage Metrics and Other Financial Information for June 2026, includes Reg.-NMS Execution Statistics
- Interactive Brokers Expands Access to Korean Equities with Launch of Nextrade ATS
- Interactive Brokers Group to Host Second Quarter Earnings Conference Call
- Interactive Brokers Expands AI Integration Capabilities – Adding ChatGPT and Grok to Its Growing Suite of Agentic Trading Tools
- Interactive Brokers Launches Commission-Free iShares ETFs from BlackRock through Recurring Investment Feature Across Europe
Latest MUI
- BlackRock Municipal Income Fund, Inc. (MUI) Completes Conversion to Interval Fund Structure
- BlackRock Municipal Income Fund, Inc. (MUI) Declares Final Distribution as Part of its Conversion to the Institutional Share Class (MUNEX) of BlackRock Municipal Credit Alpha Portfolio, Inc.
- BlackRock Municipal Income Fund, Inc. (MUI) Announces 2025 Repurchase Schedule and Initial Repurchase Amount in Connection with Upcoming Conversion to Unlisted Continuously-Offered Closed-End Fund
- BlackRock Municipal Income Fund, Inc. (MUI) Delists from the NYSE in Connection with the Conversion to an Unlisted Interval Fund Structure
- Amendment: SEC Form N-CEN/A filed by BlackRock Municipal Income Fund Inc.
- Amendment: SEC Form SCHEDULE 13G/A filed by BlackRock Municipal Income Fund Inc.
- Distribution Dates and Amounts Announced for Certain BlackRock Closed-End Funds
- SEC Form 8-K filed by BlackRock Municipal Income Fund Inc.
- Amendment: SEC Form SCHEDULE 13G/A filed by BlackRock Municipal Income Fund Inc.
- Distribution Dates and Amounts Announced for Certain BlackRock Closed-End Funds