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Micro Cap
Specialty - Insurance
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
OSG icon
1
Octave Specialty Group
OSG
$232M
$232M $5.14 1.53%
MBI icon
2
MBIA
MBI
$228M
$228M $4.46 1.33%
JRVR icon
3
James River Group Holdings
JRVR
$185M
$185M $4 1.27%

Micro Cap Specialty - Insurance Stocks at a Glance

Specialty insurers underwrite niche lines — title, mortgage, supplemental health, and other specialty risks. Focused expertise in markets standard carriers avoid supports better pricing, with results tied to each niche's own claims and demand cycle.

There are 3 micro cap Specialty - Insurance stocks — companies in the Specialty - Insurance industry with a market cap under $250M — worth a combined $644M.

The largest by market cap are Octave Specialty Group (OSG) at $232M, MBIA (MBI) at $228M and James River Group Holdings (JRVR) at $185M.

Among institutional investors, Octave Specialty Group (OSG) drew the most net new fund positions in Q2 2026: 38 funds opened new positions, taking total fund holders up 1 (0.68%) quarter-over-quarter.

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