DOSSIER · 13F Holders · Q1 2026

KINGSTONE COS INC

4 institutions still hold KINGSTONE COS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 496719905·4 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$1M
visible holders
Holders
4
filers reporting
Concentration
65.24%
Cruiser Capital Advisors, LLC #1
top holder share
AI Holders Summary · Q1 2026

4 institutions reported KINGSTONE COS INC in Q1 2026. Cruiser Capital Advisors, LLC leads at 65.2% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Cruiser Capital Advisors, LLC
CIK 0001713506
$875K5000.34%Q1 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$306K16K0.00%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$160K8K0.00%Q2 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025