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Small Cap Solar
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
SEDG icon
1
SolarEdge
SEDG
$1.85B
$1.85B $30.05 1.6%
RUN icon
2
Sunrun
RUN
$1.8B
$1.8B $7.48 1.45%
SHLS icon
3
Shoals Technologies Group
SHLS
$1.21B
$1.21B $7.20 4.64%
CSIQ icon
4
Canadian Solar
CSIQ
$629M
$629M $9.26 0.96%
ARRY icon
5
Array Technologies
ARRY
$522M
$522M $3.39 4.78%
JKS icon
6
Jinko Holdings Limited
JKS
$452M
$452M $8.63 4.86%

Small Cap Solar Stocks at a Glance

Solar companies design, make, and install solar power systems and components. Demand rides falling equipment costs, energy policy, and utility procurement cycles, while module pricing and interest rates — which set project economics — drive the sharp swings.

There are 6 small cap Solar stocks — companies in the Solar industry with a market cap between $250M and $2B — worth a combined $6.46B.

The largest by market cap are SolarEdge (SEDG) at $1.85B, Sunrun (RUN) at $1.8B and Shoals Technologies Group (SHLS) at $1.21B.

Among institutional investors, Canadian Solar (CSIQ) drew the most net new fund positions in Q2 2026: 49 funds opened new positions, taking total fund holders up 26 (20%) quarter-over-quarter.

  • Combined market cap: $6.46B across 6 stocks.
  • Small Cap: market cap between $250M and $2B.
  • Largest constituent: SolarEdge (SEDG), $1.85B market cap.
  • Most net new fund positions in Q2 2026: Canadian Solar (CSIQ), +26 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.