FILER PROFILE · CIK 0001056823

HORIZON KINETICS ASSET MANAGEMENT LLC

11 filings 4 distinct issuers Active 2019-05-28 → 2026-05-21

Track Record

Total filings

1 SCHEDULE 13D/A · 1 SCHEDULE · 9 SC

Distinct issuers

36% issuer diversity

Median stake

18.1%

6,170,969 avg shares

AI briefs cached

0/11

intent-classified filings

Backtested Performance · post-filing returns (split + dividend adjusted)

Median 30d

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across 0 filings · win rate —

Median 60d

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Median 90d

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Median 1y

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Anchor: closest trading day on/after filing's date_of_event. Source: Yahoo Finance daily adj_close. Past performance is not indicative of future results.

Filings · 11 total

Filed	Form	Issuer	Stake	Shares
2026-05-21	SCHEDULE 13D/A	MIAMI INTERNATIONAL HOLDINGS, INC.MIAX	7.80%	7,400,316	view →
2024-07-12	SCHEDULE	LandBridge Co LLCLB	28.40%	4,941,621	view →
2022-02-02	SC	Texas Pacific Land CorpTPL	—	—	view →
2021-01-11	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-12-14	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-10-16	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-06-15	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-03-27	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-03-09	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2020-02-21	SC	TEXAS PACIFIC LAND TRUST	—	—	view →
2019-05-28	SC	TEXAS PACIFIC LAND TRUST	—	—	view →

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