ARBNX — The Arbitrage Fund
Data updated: 2026-07-07
ARBNX — The Arbitrage Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Mid Cap Blend / Core Equity · $845.05M AUM · 1.46% expense ratio · 6.6% 1-yr return. From SEC regulatory filings.
ARBNX Fund Overview
ARBNX — The Arbitrage Fund is a US mutual fund managed by Arbitrage Funds, categorised as United States Mid Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Arbitrage Funds
- Category: United States Mid Cap Blend / Core Equity
- Assets under management: $845.05M
- 1-year return: 6.6%
- Ticker: ARBNX
- SEC CIK: 0001105076
- SEC series ID: S000006440
- Share class ID: C000017638
ARBNX Holdings
Top 10 holdings of The Arbitrage Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Morgan Stanley & Co. LLC | 7.92% |
| State Street Global Advisors | 7.92% |
| Morgan Stanley Prime Broker US | 6.77% |
| Janus Henderson Group PLC | 4.72% |
| Electronic Arts Inc | 4.68% |
| Norfolk Southern Corp | 4.29% |
| TXNM Energy Inc | 4.17% |
| Chart Industries Inc | 4.11% |
| Warner Bros Discovery Inc | 3.93% |
| Endeavor Group Holdings Inc | 3.92% |
ARBNX Portfolio Allocation
Asset-class allocation of The Arbitrage Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 81.4% |
| Cash & Equivalents | 15.8% |
| Other | 6.8% |
| Fixed Income | 2.0% |
| Derivatives | 0.6% |
ARBNX Performance
Total returns for ARBNX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.1% |
| 1 year | 6.6% |
| 3 years (annualised) | 6.8% |
| 5 years (annualised) | 3.1% |
ARBNX Risk Information
Risk metrics for ARBNX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.5%
ARBNX Costs and Fees
ARBNX costs about $146 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.46%
- Gross expense ratio: 1.46%
- Portfolio turnover: 162%
- Brokerage commissions: 26.81 bps of average net assets (SEC N-CEN)
ARBNX Cashflows
Over the 12 months to 2026-02, The Arbitrage Fund had net outflows of $147.65M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $20.72M |
| 2026-01 | $5.33M |
| 2025-12 | $55.68M |
| 2025-11 | −$1.59M |
| 2025-10 | −$428.03K |
| 2025-09 | −$3.89M |
ARBNX Debt Constituents
Largest debt holdings of The Arbitrage Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Chart Industries, Inc. | 1.98% |
ARBNX Prospectus and SEC Filings
Official The Arbitrage Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other United States Mid Cap Blend / Core 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.