# Inverse Mid-Cap Strategy Fund

Inverse Mid-Cap Strategy Fund is a registered fund series of Rydex Series Funds (series S000003771). Net assets $237K as of 2026-03-31. Index fund.

## Profile

- Series ID: S000003771
- Registrant: Rydex Series Funds
- LEI: 54930037B8QM4B0GQX38
- Net assets: $237K
- Total assets: $242K
- As of: 2026-03-31
- Type: Index

## Advisers

- [Security Investors, LLC (Advisor)](https://search.stillhousedata.com/firm/105477)

## Top holdings (40 reported)

_Showing 15 of 40 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| J.P. MORGAN SECURITIES LLC | — | $57K | 2394.11% |
| J.P. MORGAN SECURITIES LLC | — | $57K | 2394.11% |
| J.P. MORGAN SECURITIES LLC | — | $57K | 2394.11% |
| J.P. MORGAN SECURITIES LLC | — | $57K | 2394.11% |
| J.P. MORGAN SECURITIES LLC | — | $57K | 2394.11% |
| MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED | — | $51K | 2175.72% |
| MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED | — | $51K | 2175.72% |
| MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED | — | $51K | 2175.72% |
| MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED | — | $51K | 2175.72% |
| MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED | — | $51K | 2175.72% |
| [Guggenheim Strategy Funds Trust](https://search.stillhousedata.com/security/40168Q205) | GFSBX | $35K | 1480.93% |
| [Guggenheim Strategy Funds Trust](https://search.stillhousedata.com/security/40168Q205) | GFSBX | $35K | 1480.93% |
| [Guggenheim Strategy Funds Trust](https://search.stillhousedata.com/security/40168Q205) | — | $35K | 1480.93% |
| [Guggenheim Strategy Funds Trust](https://search.stillhousedata.com/security/40168Q205) | GFSBX | $35K | 1480.93% |
| [Guggenheim Strategy Funds Trust](https://search.stillhousedata.com/security/40168Q205) | GFSBX | $35K | 1480.93% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $237K |
| 2025-12-31 | $150K |
| 2025-09-30 | $154K |
| 2025-06-30 | $233K |
| 2025-03-31 | $181K |
| 2024-12-31 | $195K |
| 2024-09-30 | $264K |
| 2024-06-30 | $549K |

## More

- [Registrant: Rydex Series Funds](https://search.stillhousedata.com/registrant/899148)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000003771.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.