# ARBITRAGE FUNDS

ARBITRAGE FUNDS (CIK 1105076) is an SEC-registered fund company with 4 reporting fund series and $1.1B in net assets as of 2026-05-31.

## Registrant

- CIK: 1105076
- File number: 811-09815
- LEI: 549300NPBJYDNFZ58M30
- Address: C/O WATER ISLAND CAPITAL, LLC, NEW YORK, US-NY, 10011
- Phone: 800-560-8210
- Net assets: $1.1B
- Total assets: $1.2B
- Fund series: 4
- Latest report: 2026-05-31

## Fund series (4)

| Series | Net assets |
| --- | --- |
| [THE ARBITRAGE FUND](https://search.stillhousedata.com/fund/S000006440) | $845.0M |
| [WATER ISLAND CREDIT OPPORTUNITIES FUND](https://search.stillhousedata.com/fund/S000039281) | $168.9M |
| [Water Island Event-Driven Fund](https://search.stillhousedata.com/fund/S000030113) | $50.1M |
| [Water Island Long/Short Fund](https://search.stillhousedata.com/fund/S000047725) | $3.4M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [State Street Global Advisors](https://search.stillhousedata.com/security/857492706) | $66.9M |
| [Morgan Stanley & Co. LLC](https://search.stillhousedata.com/security/61747C707) | $66.9M |
| MORGAN STANLEY PRIME BROKER US | $57.2M |
| Janus Henderson Group PLC | $39.9M |
| [Electronic Arts Inc](https://search.stillhousedata.com/security/285512109) | $39.5M |
| [Norfolk Southern Corp](https://search.stillhousedata.com/security/655844108) | $36.3M |
| [TXNM Energy Inc](https://search.stillhousedata.com/security/69349H107) | $35.3M |
| [Chart Industries Inc](https://search.stillhousedata.com/security/16115Q308) | $34.8M |
| [Warner Bros Discovery Inc](https://search.stillhousedata.com/security/934423104) | $33.2M |
| [Endeavor Group Holdings Inc](https://search.stillhousedata.com/security/29260Y109) | $33.1M |
| [Penumbra Inc](https://search.stillhousedata.com/security/70975L107) | $30.3M |
| Schroders PLC | $28.6M |
| [Water Island Event Driven Fund](https://search.stillhousedata.com/security/03875R403) | $27.3M |
| [Masimo Corp](https://search.stillhousedata.com/security/574795100) | $27.0M |
| [Webster Financial Corp](https://search.stillhousedata.com/security/947890109) | $26.7M |

## More

- [CIK 1105076 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1105076&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/1105076.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.