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 $144.90B, about 267.0x MUI ($542.7M).
- Over the past year, IBKR is up 67.1% and MUI is up 0.0% - IBKR leads by 67.1 points.
- IBKR has hit the wire 11 times in the past 4 weeks while MUI has been quiet.
- IBKR has more recent analyst coverage (15 ratings vs 0 for MUI).
- Company
- Interactive Brokers Group Inc.
- BlackRock Municipal Income Fund Inc.
- Price
- $85.38-1.12%
- $12.09+2.63%
- Market cap
- $144.90B
- $542.7M
- 1M return
- +0.53%
- +0.00%
- 1Y return
- +67.05%
- +0.00%
- Industry
- Investment Bankers/Brokers/Service
- Investment Bankers/Brokers/Service
- Exchange
- NASDAQ
- NYSE
- IPO
- 2019
- 2003
- News (4w)
- 11
- 0
- Recent ratings
- 15
- 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 Launches Commission-Free iShares ETFs from BlackRock through Recurring Investment Feature Across Europe
- Wolfe Research initiated coverage on Interactive Brokers with a new price target
- Interactive Brokers Offers Eligible Clients Access to the Space Exploration Technologies Corp Initial Public Offering
- Director Conkling Lori A bought $2,152 worth of shares (25 units at $86.10), increasing direct ownership by 1% to 2,484 units (SEC Form 4)
- Interactive Brokers Group Reports Brokerage Metrics and Other Financial Information for May 2026, includes Reg.-NMS Execution Statistics
- Interactive Brokers Integrates AI into Client Portfolios – Informed by Agentic Technology, Controlled by the Client
- Chief Financial Officer Brody Paul Jonathan covered exercise/tax liability with 82,920 shares, decreasing direct ownership by 3% to 2,856,806 units (SEC Form 4)
- Executive Vice President Frank Thomas Aj covered exercise/tax liability with 31,730 shares, decreasing direct ownership by 11% to 251,518 units (SEC Form 4)
- Chief Executive Officer Galik Milan covered exercise/tax liability with 255,039 shares, decreasing direct ownership by 7% to 3,215,389 units (SEC Form 4)
- Chief Accounting Officer Mendonca Denis covered exercise/tax liability with 11,157 shares, decreasing direct ownership by 7% to 145,071 units (SEC Form 4)
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