HKHCFinancial ServicesSmall-Cap
Horizon Kinetics Holding Corp Insider Trading Activity
Every SEC Form 4 insider transaction reported for Horizon Kinetics Holding Corp (HKHC), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are HKHC insiders buying or selling?
Horizon Kinetics Holding Corp insiders reported 95 open-market buys ($1.6M) and 4 sells ($1.6M) across 99 Form 4 filings — a net selling position of $4.9K.
Source: SEC EDGAR Form 4
Key Statistics (as of May 21, 2026)
Total Form 4 filings
99
SEC EDGAR
Insider filers
13
Insider buys (95)
$1.6M
Insider sells (4)
$1.6M
Insider sentiment
Net sellingNet insider flow of $4.9K in net selling. 2 insider buys in the last 90 days.
Recent HKHC insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 21, 2026 | Mark Herndon | Chief Financial Officer | Purchase | 100 | $27.85 | $2.8K |
| May 21, 2026 | Brent D Rosenthal | Director | Purchase | 700 | $27.85 | $19.5K |
| Mar 24, 2026 | Murray Stahl | CEO and CIO | Purchase | 53 | $34.60 | $1.8K |
| Mar 24, 2026 | Murray Stahl | CEO and CIO | Purchase | 53 | $34.60 | $1.8K |
| Mar 23, 2026 | Allison Nagelberg | Director | Purchase | 150 | $33.96 | $5.1K |
| Mar 20, 2026 | Murray Stahl | CEO and CIO | Purchase | 89 | $34.06 | $3.0K |
| Mar 19, 2026 | Murray Stahl | CEO and CIO | Purchase | 27 | $34.00 | $918 |
| Mar 19, 2026 | Mark Herndon | Chief Financial Officer | Purchase | 80 | $33.03 | $2.6K |
| Mar 19, 2026 | Brent D Rosenthal | Director | Purchase | 750 | $33.05 | $24.8K |
| Dec 11, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.00 | $594 |
| Dec 10, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.00 | $594 |
| Dec 9, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $26.73 | $588.06 |
| Dec 8, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.75 | $610.5 |
| Dec 5, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.75 | $610.5 |
| Dec 4, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.00 | $594 |
| Dec 3, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.23 | $599.06 |
| Dec 2, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.00 | $594 |
| Dec 1, 2025 | Murray Stahl | CEO and CIO | Purchase | 22 | $27.23 | $599.06 |
| Nov 28, 2025 | Murray Stahl | CEO and CIO | Purchase | 24 | $27.23 | $653.52 |
| Nov 26, 2025 | Murray Stahl | CEO and CIO | Purchase | 24 | $27.00 | $648 |
| Nov 26, 2025 | Brent D Rosenthal | Director | Purchase | 300 | $27.28 | $8.2K |
| Nov 25, 2025 | Murray Stahl | CEO and CIO | Purchase | 24 | $28.00 | $672 |
| Nov 24, 2025 | Murray Stahl | CEO and CIO | Purchase | 25 | $28.25 | $706.25 |
| Nov 21, 2025 | Murray Stahl | CEO and CIO | Purchase | 24 | $27.50 | $660 |
| Nov 21, 2025 | Mark Herndon | Chief Financial Officer | Purchase | 100 | $29.00 | $2.9K |
Showing the 25 most recent of 99 Form 4 filings for Horizon Kinetics Holding Corp.
Most active HKHC insiders
- Murray Stahl67 filings
- Brent D Rosenthal6 filings
- Mark E Goldstein4 filings
- Mark Herndon4 filings
- Alice C Brennan3 filings
Ask anything about HKHC insider activity
Use Trabud's AI agent to query Horizon Kinetics Holding Corp's Form 4 history in plain English — "Show me HKHC CEO purchases this year" or compare it against any other ticker.
Open the AI agentHKHC insider trading FAQ
Are Horizon Kinetics Holding Corp insiders buying or selling?
Across 99 SEC Form 4 filings, Horizon Kinetics Holding Corp (HKHC) insiders reported 95 open-market purchases totaling $1.6M and 4 sales totaling $1.6M. That is a net selling position of $4.9K.
How many insiders trade HKHC stock?
13 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Horizon Kinetics Holding Corp. The most recent filing was accepted on May 21, 2026.
Where does Trabud get HKHC insider trading data?
All HKHC insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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