HORIZON KINETICS ASSET MANAGEMENT LLC
SEC Form 4 insider trading activity
HORIZON KINETICS ASSET MANAGEMENT LLC has filed 355 SEC Form 4 filings (376 transaction rows) across 3 companies, including TPL, RCG, MIAX, with disclosures dating back to 2025. 318 of those filings fall inside the rolling window. Most recent filing: Oct 1, 2026.
On the most recent filing, HORIZON KINETICS ASSET MANAGEMENT LLC is listed as 10% Owner at Texas Pacific Land Corp. Inside the rolling window, HORIZON KINETICS ASSET MANAGEMENT LLC reported 319 open-market purchases totaling $309K in TPL and RCG and no open-market sales. The largest disclosed transaction in the window is a purchase of 756 RCG shares on Jul 2, 2026, worth $2K.
Companies traded
Other insiders at TPL
Insider Buying
$309K
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Companies
3
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| TPL | 10% Owner | Purchase | 4 | $1K | Oct 1 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $340 | Sep 29 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $340 | Sep 29 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 29 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 28 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $340 | Sep 25 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 25 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 24 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $353 | Sep 24 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $361 | Sep 23 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 23 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 22 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $349 | Sep 22 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 21 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $351 | Sep 21 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 18 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $349 | Sep 18 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $352 | Sep 17 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 17 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $371 | Sep 16 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 16 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $372 | Sep 15 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 15 | SEC ↗ | |
| TPL | 10% Owner | Purchase | 1 | $368 | Sep 14 | SEC ↗ | |
| RCG | 10% Owner | Purchase | 756 | $2K | Sep 14 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Oct 21, 2025 | TPL | Purchase | $939 |
| Oct 20, 2025 | TPL | Purchase | $945 |
| Oct 17, 2025 | TPL | Purchase | $929 |
| Oct 16, 2025 | TPL | Purchase | $935 |
| Oct 15, 2025 | TPL | Purchase | $924 |
| Oct 14, 2025 | TPL | Purchase | $883 |
| Oct 13, 2025 | TPL | Purchase | $899 |
| Oct 10, 2025 | TPL | Purchase | $887 |
| Oct 9, 2025 | TPL | Purchase | $936 |
| Oct 8, 2025 | TPL | Purchase | $935 |
| Oct 7, 2025 | TPL | Purchase | $964 |
| Oct 6, 2025 | TPL | Purchase | $950 |
| Oct 3, 2025 | TPL | Purchase | $971 |
| Oct 2, 2025 | TPL | Purchase | $967 |
| Oct 1, 2025 | TPL | Purchase | $945 |
| Sep 30, 2025 | TPL | Purchase | $914 |
| Sep 29, 2025 | TPL | Purchase | $927 |
| Sep 26, 2025 | TPL | Purchase | $948 |
| Sep 25, 2025 | TPL | Purchase | $929 |
| Sep 24, 2025 | TPL | Purchase | $955 |
| Sep 23, 2025 | TPL | Purchase | $897 |
| Sep 22, 2025 | TPL | Purchase | $864 |
| Sep 19, 2025 | TPL | Purchase | $897 |
| Sep 18, 2025 | TPL | Purchase | $916 |
| Sep 17, 2025 | TPL | Purchase | $929 |
Frequently asked questions
How many SEC Form 4 filings has HORIZON KINETICS ASSET MANAGEMENT LLC made?
HORIZON KINETICS ASSET MANAGEMENT LLC has filed 355 SEC Form 4 filings (376 transaction rows) across 3 companies, including TPL, RCG, MIAX since 2025.
Which companies does HORIZON KINETICS ASSET MANAGEMENT LLC trade?
HORIZON KINETICS ASSET MANAGEMENT LLC has filed SEC Form 4 disclosures for 3 companies, including TPL, RCG, MIAX.
When was HORIZON KINETICS ASSET MANAGEMENT LLC's most recent SEC Form 4 filing?
HORIZON KINETICS ASSET MANAGEMENT LLC's most recent SEC Form 4 filing on Tracefour is dated Oct 1, 2026.
What is HORIZON KINETICS ASSET MANAGEMENT LLC's total buy and sell value in the current window?
Inside the rolling retention window, HORIZON KINETICS ASSET MANAGEMENT LLC bought $309K and sold $0 based on SEC Form 4 filings.
What was HORIZON KINETICS ASSET MANAGEMENT LLC's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 756 RCG shares on 2026-07-02, worth $2K, per SEC Form 4 filings.