worst performing us mid cap in october 2025

Stride (LRN) had the lowest return in October 2025 by a mid-cap US stock, returning -54%.

ASSETMONTH% RETURN
Stride (LRN)
October 2025
-54.01%
Varonis Systems (VRNS)
October 2025
-38.54%
Integer (ITGR)
October 2025
-37.24%
Organon (OGN)
October 2025
-36.8%
Covista (CVSA)
October 2025
-35.56%
Newell Brands (NWL)
October 2025
-35.36%
Warby Parker (WRBY)
October 2025
-28.37%
Sprouts Farmers Market LLC (SFM)
October 2025
-27.32%
Webull (BULL)
October 2025
-26.39%
Lucid (LCID)
October 2025
-25.67%
Caesars Entertainment (CZR)
October 2025
-25.56%
CommVault Systems (CVLT)
October 2025
-25.46%
WPP PLC ADR (WPP)
October 2025
-23.45%
Zai Lab (ZLAB)
October 2025
-23.03%
Robert Half International (RHI)
October 2025
-22.93%
Advance Auto Parts (AAP)
October 2025
-22.9%
Polibeli Group Ltd Class A Ordinary Shares (PLBL)
October 2025
-22.33%
Hawkins (HWKN)
October 2025
-21.74%
Accelerant (ARX)
October 2025
-21.49%
Baldwin Insurance (BWIN)
October 2025
-21.13%
NIQ Global Intelligence (NIQ)
October 2025
-21.12%
Mosaic (MOS)
October 2025
-20.92%
Peloton Interactive (PTON)
October 2025
-20.92%
Bullish (BLSH)
October 2025
-20.86%
SPS Commerce (SPSC)
October 2025
-20.79%
Mid-cap stocks are treated as having a market cap between $2B and $10B.