# Rydex Series Funds

Rydex Series Funds (CIK 899148) is an SEC-registered fund company with 51 reporting fund series and $4.4B in net assets as of 2026-03-31.

## Registrant

- CIK: 899148
- File number: 811-07584
- LEI: 5493004D62WV1EDNTU07
- Address: 702 KING FARM BOULEVARD, ROCKVILLE, US-MD, 20850
- Phone: 301-296-5100
- Net assets: $4.4B
- Total assets: $4.5B
- Fund series: 51
- Latest report: 2026-03-31

## Fund series (51)

_Showing 25 of 51 series._

| Series | Net assets |
| --- | --- |
| [NASDAQ-100 Fund](https://search.stillhousedata.com/fund/S000003693) | $1.8B |
| [Monthly Rebalance NASDAQ-100 2x Strategy Fund](https://search.stillhousedata.com/fund/S000047391) | $816.8M |
| [Nova Fund](https://search.stillhousedata.com/fund/S000003691) | $215.6M |
| [S&P MidCap 400 Pure Growth Fund](https://search.stillhousedata.com/fund/S000003770) | $174.8M |
| [Electronics Fund](https://search.stillhousedata.com/fund/S000003803) | $161.3M |
| [Precious Metals Fund](https://search.stillhousedata.com/fund/S000003798) | $154.4M |
| [S&P 500 Fund](https://search.stillhousedata.com/fund/S000012221) | $139.2M |
| [Biotechnology Fund](https://search.stillhousedata.com/fund/S000003802) | $135.1M |
| [Government Long Bond 1.2x Strategy Fund](https://search.stillhousedata.com/fund/S000003684) | $116.3M |
| [Inverse S&P 500 Strategy Fund](https://search.stillhousedata.com/fund/S000003692) | $63.5M |
| [S&P 500 Pure Value Fund](https://search.stillhousedata.com/fund/S000003688) | $60.0M |
| [Energy Fund](https://search.stillhousedata.com/fund/S000003806) | $46.2M |
| [Technology Fund](https://search.stillhousedata.com/fund/S000003809) | $44.6M |
| [Basic Materials Fund](https://search.stillhousedata.com/fund/S000003810) | $39.6M |
| [Inverse NASDAQ-100 Strategy Fund](https://search.stillhousedata.com/fund/S000003694) | $36.1M |
| [Consumer Products Fund](https://search.stillhousedata.com/fund/S000003811) | $31.5M |
| [Utilities Fund](https://search.stillhousedata.com/fund/S000003805) | $29.7M |
| [S&P 500 Pure Growth Fund](https://search.stillhousedata.com/fund/S000003689) | $29.3M |
| [Commodities Strategy Fund](https://search.stillhousedata.com/fund/S000003774) | $26.3M |
| [Guggenheim Managed Futures Strategy Fund](https://search.stillhousedata.com/fund/S000014094) | $24.2M |
| [Dow Jones Industrial Average Fund](https://search.stillhousedata.com/fund/S000051596) | $19.3M |
| [Health Care Fund](https://search.stillhousedata.com/fund/S000003808) | $19.2M |
| [Long Short Equity Fund](https://search.stillhousedata.com/fund/S000003686) | $16.4M |
| [Energy Services Fund](https://search.stillhousedata.com/fund/S000003801) | $16.3M |
| [Inverse Government Long Bond Strategy Fund](https://search.stillhousedata.com/fund/S000003690) | $14.3M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [Dow Inc](https://search.stillhousedata.com/security/260557103) | $15.2M |
| Bunge Global SA | $14.7M |
| LyondellBasell Industries NV | $11.9M |
| [Archer-Daniels-Midland Co.](https://search.stillhousedata.com/security/039483102) | $11.8M |
| [The Mosaic Company](https://search.stillhousedata.com/security/61945C103) | $10.5M |
| [Tyson Foods, Inc.](https://search.stillhousedata.com/security/902494103) | $10.4M |
| [Ford Motor Company](https://search.stillhousedata.com/security/345370860) | $9.3M |
| [General Motors Company](https://search.stillhousedata.com/security/37045V100) | $9.2M |
| [The Cigna Group](https://search.stillhousedata.com/security/125523100) | $9.0M |
| [Target Corp.](https://search.stillhousedata.com/security/87612E106) | $8.7M |
| [CVS Health Corp](https://search.stillhousedata.com/security/126650100) | $8.3M |
| [Phillips 66](https://search.stillhousedata.com/security/718546104) | $8.1M |
| Smurfit WestRock plc | $8.0M |
| [Dupont De Nemours Inc](https://search.stillhousedata.com/security/26614N102) | $7.9M |
| [The Kroger Co.](https://search.stillhousedata.com/security/501044101) | $7.9M |

## More

- [CIK 899148 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=899148&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/899148.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.