Horizon Kinetics Asset Management LLC
- SEC CIK
- 0001056823
In the past year, 331 open-market purchase filings worth $1.05M and 1 sale filing worth $2.19M.
Current role at each company
- TPL Texas Pacific Land Corp10% Owneras of Oct 1, 2026
- RCG RENN Fund, Inc.10% Owneras of Sep 29, 2026
- MIAX Miami International Holdings, Inc.10% Owneras of May 21, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $1.05M
- 331 filings
- Sold
- $2.19M
- 1 filing
- Net
- −$1.15M
- Bought minus sold
- Companies
- 3
- With open-market trades
Trades
Every Form 4 that lists Horizon Kinetics Asset Management LLC as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
TPL Texas Pacific Land Corp
10% Owner1,929 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2021 (view filing)4:38 PM ET | Jun 30 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +24 | $1,599.74 | +$38.4K | 0.0%228.4K after | 7 lots |
| Jul 1, 2021 (view filing)4:38 PM ET | Jun 30 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +3 | $1,599.74 | +$4.80K | +0.2%1.22K after | 2 lots |
| Jul 2, 2021 (view filing)11:43 AM ET | Jul 1 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +24 | $1,615.84 | +$38.8K | 0.0%228.4K after | 7 lots |
| Jul 2, 2021 (view filing)11:43 AM ET | Jul 1 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +3 | $1,615.84 | +$4.85K | +0.2%1.22K after | 2 lots |
| Jul 6, 2021 (view filing)11:50 AM ET | Jul 2 | 4 days | Stahl Murray and 1 otherDirector | PPurchase | +24 | $1,593.00 | +$38.2K | 0.0%228.5K after | 7 lots |
| Jul 6, 2021 (view filing)11:50 AM ET | Jul 2 | 4 days | Stahl Murray and 1 otherDirector | PPurchase | +3 | $1,593.00 | +$4.78K | +0.2%1.23K after | 2 lots |
| Jul 7, 2021 (view filing)12:36 PM ET | Jul 6 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +24 | $1,549.11 | +$37.2K | 0.0%228.5K after | 7 lots |
| Jul 7, 2021 (view filing)12:36 PM ET | Jul 6 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +3 | $1,549.11 | +$4.65K | +0.2%1.23K after | 2 lots |
| Jul 8, 2021 (view filing)12:00 PM ET | Jul 7 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +22 | $1,479.33 | +$32.5K | 0.0%228.5K after | 5 lots |
| Jul 8, 2021 (view filing)12:00 PM ET | Jul 7 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +3 | $1,479.33 | +$4.44K | +0.2%1.23K after | 2 lots |
RCG RENN Fund, Inc.
10% Owner86 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 9, 2026 (view filing)5:19 PM ET | Apr 7 | 2 days | Stahl Murray and 1 otherPresident/Co-Portfolio Manager | PPurchase | +360 | $3.24 | +$1.17K | +0.2%160.7K after | |
| Apr 9, 2026 (view filing)5:19 PM ET | Apr 7 | 2 days | Stahl Murray and 1 otherPresident/Co-Portfolio Manager | PPurchase | +774 | $3.24 | +$2.51K | +1.1%68.6K after | 6 lots |
| May 29, 2026 (view filing) | May 27-28 | 2 days | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +1.51K | $2.72 | +$4.11K | +0.2%911.5K after | 2 lots |
| Jun 1, 2026 (view filing) | May 29 | 3 days | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.89 | +$2.18K | +0.1%912.3K after | |
| Jun 2, 2026 (view filing) | Jun 1 | 1 day | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.75 | +$2.08K | +0.1%913.0K after | |
| Jun 3, 2026 (view filing) | Jun 2 | 1 day | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.71 | +$2.05K | +0.1%913.8K after | |
| Jun 4, 2026 (view filing) | Jun 3 | 1 day | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.75 | +$2.08K | +0.1%914.5K after | |
| Jun 5, 2026 (view filing) | Jun 4 | 1 day | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.75 | +$2.08K | +0.1%915.3K after | |
| Jun 8, 2026 (view filing) | Jun 5 | 3 days | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.82 | +$2.13K | +0.1%916.0K after | |
| Jun 9, 2026 (view filing) | Jun 8 | 1 day | Horizon Kinetics Asset Management LLC10% Owner | PPurchase | +756 | $2.76 | +$2.09K | +0.1%916.8K after |
MIAX Miami International Holdings, Inc.
10% Owner7 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 (view filing)2:28 PM ET | Aug 28 | 33 daysLate | Stahl Murray and 1 otherDirector | PPurchase | +34.5K | $36.10 | +$1.24M | +0.8%4.56M after | |
| Sep 30, 2025 (view filing)3:17 PM ET | Sep 26 | 4 days | Stahl Murray and 1 otherDirector | PPurchase | +4 | $41.76 | +$167.04 | 0.0%4.56M after | |
| Oct 6, 2025 (view filing)4:20 PM ET | Oct 3 | 3 days | Stahl Murray and 1 otherDirector | PPurchase | +2 | $41.97 | +$83.94 | 0.0%4.56M after | |
| Dec 15, 2025 (view filing)3:53 PM ET | Dec 12 | 3 days | Stahl Murray and 1 otherDirector | PPurchase | +2.44K | $41.00 | +$100.0K | +0.1%4.56M after | |
| Mar 6, 2026 (view filing)4:12 PM ET | Mar 2 | 4 days | Stahl Murray and 1 otherDirector | SSale | −53.6K | $40.92 | −$2.19M | −1.1%4.62M after | Amended |
| Mar 6, 2026 (view filing)5:52 PM ET | Mar 4 | 2 days | Stahl Murray and 1 otherDirector | PPurchase | +7.20K | $43.38 | +$312.3K | +0.2%4.63M after | Amended |
| Mar 6, 2026 (view filing)5:57 PM ET | Mar 5 | 1 day | Stahl Murray and 1 otherDirector | PPurchase | +7.20K | $43.08 | +$310.2K | +0.2%4.63M after |