Insider Tracker SEC Form 4 insider trades
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HKHC

Horizon Kinetics Holding Corp

50
Insider Score Band below 60

AI score not needed: the AI review runs from a match score of 55.

Research score, not a recommendation.

Total bought$42.0K54 Form 4 purchases
Distinct insiders6open-market buyers
Lead insiderHorizon Common Inc10% owner
Cluster window2024-11-14 → 2024-12-09closed

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

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partial data Price history is incomplete; missing inputs count as neutral in the score.

Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders
100%
Seniority executive rank of buyers (CEO/CFO/Director)
90%
Commitment purchase size relative to company & holdings
55%
Context buying into stock weakness signals conviction
50%
Timing coordinated purchases within a tight window
89%
Routine-purchase discount × 1.00
Company-type / offering discount × 1.00
Net insider selling penalty − 0

Why are they buying?

AI score not needed: the AI review runs only on clusters with a match score of 55 or more. The filings in the table below are the primary evidence.

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

54 Form 4 trades · 7 insiders Sign in to download CSV
Purchases in this cluster, grouped by insider, largest first
Date Insider Role Shares Price Value Filing
2024-11-14 → 2024-11-19 Rosenthal Brent D 6 purchases with a 63-day result · median -6.3% Director 400 $37.81 avg $15.1K
2024-11-14 Rosenthal Brent D 300 $38.06 $11.4K SEC filing for Rosenthal Brent D (opens in a new tab)
2024-11-19 Rosenthal Brent D 100 $37.06 $3.7K SEC filing for Rosenthal Brent D (opens in a new tab)
2024-11-15 → 2024-12-09 STAHL MURRAY history of STAHL MURRAY's purchases CEO 228 $39.59 avg $9.0K
2024-11-15 STAHL MURRAY 10 $38.50 $385 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-15 STAHL MURRAY 1 $38.50 $38 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-15 STAHL MURRAY 6 $38.50 $231 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-18 STAHL MURRAY 1 $38.75 $39 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-18 STAHL MURRAY 6 $38.75 $232 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-18 STAHL MURRAY 8 $38.75 $310 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-19 STAHL MURRAY 6 $36.78 $221 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-19 STAHL MURRAY 8 $36.78 $294 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-20 STAHL MURRAY 6 $37.50 $225 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-20 STAHL MURRAY 8 $37.50 $300 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-21 STAHL MURRAY 6 $37.00 $222 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-21 STAHL MURRAY 8 $37.00 $296 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-22 STAHL MURRAY 6 $38.75 $232 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-22 STAHL MURRAY 8 $38.75 $310 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-25 STAHL MURRAY 8 $39.75 $318 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-25 STAHL MURRAY 6 $39.75 $238 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-26 STAHL MURRAY 8 $39.00 $312 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-26 STAHL MURRAY 6 $39.00 $234 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-27 STAHL MURRAY 6 $41.00 $246 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-27 STAHL MURRAY 8 $41.00 $328 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-29 STAHL MURRAY 8 $39.50 $316 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-29 STAHL MURRAY 6 $39.50 $237 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-02 STAHL MURRAY 6 $38.95 $234 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-02 STAHL MURRAY 8 $38.95 $312 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-03 STAHL MURRAY 6 $40.75 $244 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-03 STAHL MURRAY 8 $40.75 $326 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-04 STAHL MURRAY 8 $41.25 $330 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-04 STAHL MURRAY 6 $41.25 $248 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-05 STAHL MURRAY 8 $43.10 $345 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-05 STAHL MURRAY 6 $43.10 $259 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-06 STAHL MURRAY 8 $40.00 $320 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-06 STAHL MURRAY 6 $40.00 $240 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-09 STAHL MURRAY 8 $43.21 $346 SEC filing for STAHL MURRAY (opens in a new tab)
2024-12-09 STAHL MURRAY 6 $43.21 $259 SEC filing for STAHL MURRAY (opens in a new tab)
2024-11-22 → 2024-11-25 Kesslen Jay H history of Kesslen Jay H's purchases General counsel 150 $39.34 avg $5.9K
2024-11-22 Kesslen Jay H 75 $39.00 $2.9K SEC filing for Kesslen Jay H (opens in a new tab)
2024-11-25 Kesslen Jay H 75 $39.69 $3.0K SEC filing for Kesslen Jay H (opens in a new tab)
2024-11-18 Russell Grimaldi history of Russell Grimaldi's purchases Other C-suite 132 $38.75 $5.1K SEC filing for Russell Grimaldi (opens in a new tab)
2024-11-15 → 2024-12-09 Horizon Common Inc history of Horizon Common Inc's purchases 10% owner 78 $39.37 avg $3.1K
2024-11-15 Horizon Common Inc 6 $38.50 $231 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-18 Horizon Common Inc 6 $38.75 $232 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-19 Horizon Common Inc 6 $36.78 $221 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-20 Horizon Common Inc 6 $37.50 $225 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-21 Horizon Common Inc 6 $37.00 $222 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-22 Horizon Common Inc 6 $38.75 $232 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-26 Horizon Common Inc 6 $39.00 $234 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-29 Horizon Common Inc 6 $39.50 $237 SEC filing for Horizon Common Inc (opens in a new tab)
2024-12-02 Horizon Common Inc 6 $38.95 $234 SEC filing for Horizon Common Inc (opens in a new tab)
2024-12-03 Horizon Common Inc 6 $40.75 $244 SEC filing for Horizon Common Inc (opens in a new tab)
2024-12-05 Horizon Common Inc 6 $43.10 $259 SEC filing for Horizon Common Inc (opens in a new tab)
2024-12-06 Horizon Common Inc 6 $40.00 $240 SEC filing for Horizon Common Inc (opens in a new tab)
2024-12-09 Horizon Common Inc 6 $43.21 $259 SEC filing for Horizon Common Inc (opens in a new tab)
2024-11-14 Nagelberg Allison 3 purchases with a 63-day result · median -9.5% Director 50 $38.99 $1.9K SEC filing for Nagelberg Allison (opens in a new tab)
2024-11-19 Williams Alun history of Williams Alun's purchases COO 50 $36.89 $1.8K SEC filing for Williams Alun (opens in a new tab)
Total $42.0K

Other buying runs at HKHC

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days -14.8%63 days -3.1%126 days +8.8%

Other insider buying runs at this company, newest first, with the return against the benchmark that followed
Window Insiders Total Score 21 days63 days126 days Status
2026-08-19 → 2026-09-18 5 $105.3K 49 -4.1%–– active
2026-03-18 → 2026-03-20 4 $40.1K 47 -35.7%-21.3%-47.5% closed
2025-11-20 → 2025-12-10 3 $19.8K 45 -14.4%+18.6%-18.4% closed
2025-08-20 → 2025-09-09 3 $28.9K 43 -20.8%-48.2%-20.3% closed
2024-09-03 → 2024-09-09 4 $31.1K 39 +39.6%+53.0%+56.7% closed