# MFS Mid Cap Growth B (OTCBX)

> Source: Nexqual · https://nexqual.com/OTCBX · data as of 2026-10-24 00:03 UTC · cite as "Nexqual, MFS Mid Cap Growth B (OTCBX), nexqual.com/OTCBX" · informational, not investment advice.

**Price:** USD 17.5 (+0.29% on the day) · last close of Oct 23, 2026; US market closed, not a live price. Prev close 17.45 · day 17.5–17.5 · 52w 16.16–23.41 · market cap null · NAS

## Key facts
- Total return with dividends: 1Y -7.4% vs S&P 500 +13.4%; 5Y -4.2% vs S&P 500 +76.9%.

## Total return (dividends reinvested)
|  | 1Y (from 2025-10-24) | 5Y (from 2021-10-25) |
|---|---|---|
| Total return | -7.4% | -4.2% |
| S&P 500 (SPY) | +13.4% | +76.9% |
| Per year | -7.4% | -0.8% |
| Volatility (annualized) | 18.5% | 19.4% |
| Max drawdown | -15.0% (Oct 2025→Mar 2026) | -36.6% (Nov 2021→Oct 2022) |

## Peers
MIGBX (Massachusetts Investors Growth ) USD 29.52 -0.00% · MFEBX (MFS Series Trust I - MSF Value ) USD 54.89 +0.00% · MNDBX (MFS Series Trust I - MFS New Di) USD 18.1 -0.00% · MEGBX (MFS Growth Fund Class B) USD 110.87 -0.00% · MTRBX (MFS Total Return Trust B) USD 20.39 +0.00%

## More
Full page: https://nexqual.com/OTCBX · 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