# Rydex Biotechnology A (RYBOX)

> Source: Nexqual · https://nexqual.com/RYBOX · data as of 2026-10-24 00:03 UTC · cite as "Nexqual, Rydex Biotechnology A (RYBOX), nexqual.com/RYBOX" · informational, not investment advice.

**Price:** USD 77.79 (-0.83% on the day) · last close of Oct 23, 2026; US market closed, not a live price. Prev close 78.44 · day 77.79–77.79 · 52w 59.34–81.29 · market cap null · NAS

## Key facts
- Total return with dividends: 1Y +36.9% vs S&P 500 +13.4%; 5Y +44.4% vs S&P 500 +76.9%.

## Total return (dividends reinvested)
|  | 1Y (from 2025-10-24) | 5Y (from 2021-10-25) |
|---|---|---|
| Total return | +36.9% | +44.4% |
| S&P 500 (SPY) | +13.4% | +76.9% |
| Per year | +37.1% | +7.7% |
| Volatility (annualized) | 22.0% | 23.6% |
| Max drawdown | -8.4% (Feb 2026→Mar 2026) | -27.3% (Nov 2021→Jun 2022) |

## Peers
RYHEX (Rydex Series Fds, Health Care F) USD 139.72 -0.00% · RYCFX (Rydex Biotechnology Fund - C Cl) USD 53.99 -0.00% · RYOAX (Rydex Series Fds, Biotechnology) USD 73 +0.00% · RYOIX (Rydex Series Trust Biotechnolog) USD 94.53 +0.00% · RYENX (Rydex Series Fds, Energy Fund C) USD 342.98 -0.00%

## More
Full page: https://nexqual.com/RYBOX · Free keyless MCP server with the same data and citations: https://mcp.nexqual.com/mcp · Guide for agents: https://nexqual.com/agents · https://nexqual.com/llms.txt