Form 4 Tracker
HORIZON KINETICS ASSET MANAGEMENT LLC

10% Owner · 266 filings · Latest: Sep 29, 2026

MIAMI INTERNATIONAL HOLDINGS, INC.
RENN Fund, Inc.
Texas Pacific Land Corp
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 29, 2026
Purchase
$340.964$1.4K3,364,203
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 28, 2026
Purchase
$340.121$3403,390,856
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 28, 2026
Purchase
$3.04756$2.3K975,000
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 25, 2026
Purchase
$339.721$3403,390,855
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 25, 2026
Purchase
$3.02756$2.3K974,244
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 24, 2026
Purchase
$3.04756$2.3K973,488
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 24, 2026
Purchase
$340.281$3403,390,854
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 23, 2026
Purchase
$3.05756$2.3K972,732
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 23, 2026
Purchase
$352.951$3533,390,853
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 22, 2026
Purchase
$361.361$3613,390,852
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 22, 2026
Purchase
$3.05756$2.3K971,976
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 21, 2026
Purchase
$3.05756$2.3K971,220
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 21, 2026
Purchase
$348.981$3493,390,851
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 18, 2026
Purchase
$3.04756$2.3K970,464
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 18, 2026
Purchase
$351.341$3513,390,850
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 17, 2026
Purchase
$3.04756$2.3K969,708
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 17, 2026
Purchase
$349.351$3493,390,849
TPL
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 16, 2026
Purchase
$352.361$3523,390,848
RCG
HORIZON KINETICS ASSET MANAGEMENT LLC10% OwnerSep 16, 2026
Purchase
$3.04756$2.3K968,952
TPL
Horizon Kinetics Asset Management LLC—Sep 17, 2026
Proposed Sale
$349.5795,318$33.3M—

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