Top Stock Gainers May 2026 - Monthly Performance Ranked
The top US-listed stocks of May 2026 by monthly gain, on split-adjusted closes. Ranks 4,262 companies above $100M on NYSE, Nasdaq and NYSE American.
Filter by sector or market cap, or find a symbol
The gain covers the period; price, market cap, sector and country show each company as it is today.
Swipe or scroll the table sideways for more columns.
Rank
Symbol
Company Name
May Gain
Market Cap (today)
Price (today)
Country
Sector
3742
-10.73%
$584.89M
$11.91
United States
Financial Services
3754
-10.90%
$958.34M
$37.73
United States
Financial Services
3784
-11.36%
$829.60M
$13.44
United States
Consumer Cyclical
Top gain on this page
-10.20% ATAT
Rows on this page
100 ranks 3701–3800
Page
38 of 43
Period
May 2026 closed
Looking for a specific symbol?
52-WEEK LEADER
MGRT
+1,744%
Mega Fortune Company L..
2026 YTD LEADER
MGRT
+1,471%
Mega Fortune Company L..
MAY 2026 LEADER
HYLN
+266%
Hyliion Holdings Corp.
This ranking shows the top performing stocks and biggest stock gainers of May 2026, measured from the last close of April to the last close of May.
Monthly performance rankings can reveal price strength, sustained momentum, sector rotation, and event-driven moves that are not visible in one-day movers lists. The table is informational only and does not recommend any stock to buy, sell, or hold.
† Return measured from the start of the stock's current trading history (a recent listing or relisting), not from the start of the month.
Gains are computed on split-adjusted closes, so a split inside the month does not read as a move. This ranking is informational and is not investment advice.