DOSSIER · 13F Holders · Q3 2026
HKHC

HORIZON KINETICS HLDG CORP

1 institutions still hold HORIZON KINETICS HLDG CORP as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 439913104·1 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$25M
visible holders
Holders
1
filers reporting
Concentration
100.00%
HORIZON KINETICS ASSET MANAGEMENT LLC #1
top holder share
AI Holders Summary · Q3 2026

1 institutions reported HKHC in Q3 2026. HORIZON KINETICS ASSET MANAGEMENT LLC leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
HORIZON KINETICS ASSET MANAGEMENT LLC
CIK 0001056823
$25M1.1M0.31%Q3 2026
Insiders at HORIZON KINETICS HLDG CORP
Nagelberg Allison →Brennan Alice C →Rosenthal Brent D →Herndon Mark →Horizon Common Inc →