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Horizon Kinetics Holding Corp

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0000088000

In the last 90 days, Horizon Kinetics Holding Corp insiders filed 9 open-market purchases and 0 sales; 1 institution reported holding it in 13F filings for Q2 2026, worth $35.5M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Horizon Kinetics Holding Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
9 filings
5 insiders, $105.3K in total
Open-market sells
0 filings
Insiders trading
5
Net value
+$105.3K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Horizon Kinetics Holding Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Horizon Kinetics Holding Corp
NameTitleLast reported holdingLast filingFilings, past year
Nagelberg AllisonDirector590Sep 22, 20262
Brennan Alice CDirector2,000Sep 3, 20265
Maran Partners Fund, LPOther: Affiliate10,000Aug 27, 20262
Maran Capital Management, LLCOther: Affiliate10,000Aug 27, 20262
Maran Partners GP, LLCOther: Affiliate10,000Aug 27, 20262
Roller Daniel JDirector10,000Aug 27, 20262
Rosenthal Brent DavidDirector4,450Aug 25, 20264
Herndon MarkChief Financial Officer550Aug 20, 20264
Stahl MurrayCEO and CIO135IndirectMar 24, 202617
Horizon Common Inc10% Owner135IndirectMar 24, 202617
Maran SPV, LPOther: Affiliate0IndirectDec 23, 20251
Maran SPV GP, LLCOther: Affiliate0IndirectDec 23, 20251
Arndt David MPresident, Cons Prod Div.22,045Oct 15, 20251
Kesslen Jay HGeneral Counsel and Secretary350Nov 26, 20240
Williams AlunChief Operating Officer50Nov 20, 20240
Russell GrimaldiCCO & Assoc General Counsel132Nov 19, 20240
Doyle PeterVice-President880,682Sep 6, 20240
Goldstein Mark E10% Owner0Jun 13, 20230
Malhotra R. RimmyDirector100,000May 15, 20230
Hyman Michael B.Other: Sales Principal65,837Oct 28, 20220
Pedrazzini TishaPresident15,000Mar 3, 20220
Neri Philip ADirector127,667Nov 16, 20210
Bailey Leah SDirector16,666Nov 16, 20210
Laber Gerald JDirector211,735Nov 8, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 6, 2024 (view filing)Dec 51 dayStahl MurrayCEO and CIOPPurchase+8$43.10+$344.80.0%248.7K after
Dec 6, 2024 (view filing)Dec 51 dayStahl MurrayCEO and CIOPPurchase+6$43.10+$258.60.0%8.22M after
Dec 9, 2024 (view filing)Dec 63 daysStahl MurrayCEO and CIOPPurchase+8$40.00+$3200.0%248.7K after
Dec 9, 2024 (view filing)Dec 63 daysStahl MurrayCEO and CIOPPurchase+6$40.00+$2400.0%8.22M after
Dec 10, 2024 (view filing)Dec 91 dayStahl MurrayCEO and CIOPPurchase+8$43.21+$345.680.0%248.7K after
Dec 10, 2024 (view filing)Dec 91 dayStahl MurrayCEO and CIOPPurchase+6$43.21+$259.260.0%8.22M after
May 5, 2025 (view filing)Nov 15-Dec 9, 2024171 daysLateHorizon Common Inc10% OwnerPPurchase+90$39.60+$3.56K0.0%8.22M after15 lots
May 5, 2025 (view filing)Nov 25, 2024161 daysLateHorizon Common Inc10% OwnerSSale+6$39.75+$238.50.0%8.22M after
May 22, 2025 (view filing)5:28 PM ETMay 211 dayStahl Murray and 1 otherCEO and CIOPPurchase+7$36.75+$257.250.0%248.8K after
May 22, 2025 (view filing)5:28 PM ETMay 211 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$36.75+$73.50.0%8.22M after
May 23, 2025 (view filing)12:33 PM ETMay 221 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$38.50+$3080.0%248.8K after
May 23, 2025 (view filing)12:33 PM ETMay 221 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$38.50+$770.0%8.22M after
May 27, 2025 (view filing)12:26 PM ETMay 234 daysStahl Murray and 1 otherCEO and CIOPPurchase+8$41.79+$334.320.0%248.8K after
May 27, 2025 (view filing)12:26 PM ETMay 234 daysStahl Murray and 1 otherCEO and CIOPPurchase+2$41.79+$83.580.0%8.22M after
May 28, 2025 (view filing)11:34 AM ETMay 271 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$42.00+$3360.0%248.8K after
May 28, 2025 (view filing)11:34 AM ETMay 271 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$42.00+$840.0%8.22M after
May 29, 2025 (view filing)11:04 AM ETMay 281 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$41.25+$3300.0%248.8K after
May 29, 2025 (view filing)11:04 AM ETMay 281 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$41.25+$82.50.0%8.22M after
May 30, 2025 (view filing)1:57 PM ETMay 291 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$41.50+$3320.0%248.8K after
May 30, 2025 (view filing)1:57 PM ETMay 291 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$41.50+$830.0%8.22M after
Jun 2, 2025 (view filing)11:41 AM ETMay 303 daysStahl Murray and 1 otherCEO and CIOPPurchase+8$41.75+$3340.0%248.8K after
Jun 2, 2025 (view filing)11:41 AM ETMay 303 daysStahl Murray and 1 otherCEO and CIOPPurchase+2$41.75+$83.50.0%8.22M after
Jun 3, 2025 (view filing)1:40 PM ETJun 21 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$43.50+$3480.0%248.8K after
Jun 3, 2025 (view filing)1:40 PM ETJun 21 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$43.50+$870.0%8.22M after
Jun 4, 2025 (view filing)11:20 AM ETJun 31 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$41.00+$3280.0%248.8K after
Jun 4, 2025 (view filing)11:20 AM ETJun 31 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$41.00+$820.0%8.22M after
Jun 5, 2025 (view filing)Jun 41 dayHerndon MarkChief Financial OfficerPPurchase+20$40.18+$803.6New position20 after
Jun 5, 2025 (view filing)12:16 PM ETJun 41 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$41.00+$3280.0%248.8K after
Jun 5, 2025 (view filing)12:16 PM ETJun 41 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$41.00+$820.0%8.22M after
Jun 6, 2025 (view filing)12:40 PM ETJun 51 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$41.00+$3280.0%248.8K after
Jun 6, 2025 (view filing)12:40 PM ETJun 51 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$41.00+$820.0%8.22M after
Jun 9, 2025 (view filing)12:05 PM ETJun 63 daysStahl Murray and 1 otherCEO and CIOPPurchase+8$47.00+$3760.0%248.8K after
Jun 9, 2025 (view filing)12:05 PM ETJun 63 daysStahl Murray and 1 otherCEO and CIOPPurchase+2$47.00+$940.0%8.22M after
Jun 10, 2025 (view filing)11:12 AM ETJun 91 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$47.00+$3760.0%248.8K after
Jun 10, 2025 (view filing)11:12 AM ETJun 91 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$47.00+$940.0%8.22M after
Jun 11, 2025 (view filing)11:05 AM ETJun 101 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$49.00+$3920.0%248.9K after
Jun 11, 2025 (view filing)11:05 AM ETJun 101 dayStahl Murray and 1 otherCEO and CIOPPurchase+2$49.00+$980.0%8.22M after
Aug 21, 2025 (view filing)2:11 PM ETAug 201 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$38.15+$305.20.0%248.9K after
Aug 21, 2025 (view filing)2:11 PM ETAug 201 dayStahl Murray and 1 otherCEO and CIOPPurchase+7$38.15+$267.05+0.7%952 after2 lots
Aug 22, 2025 (view filing)11:51 AM ETAug 211 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$38.00+$3040.0%248.9K after
Aug 22, 2025 (view filing)11:51 AM ETAug 211 dayStahl Murray and 1 otherCEO and CIOPPurchase+6$38.00+$2280.0%8.22M after
Aug 25, 2025 (view filing)1:01 PM ETAug 223 daysStahl Murray and 1 otherCEO and CIOPPurchase+8$37.63+$301.040.0%248.9K after
Aug 25, 2025 (view filing)1:01 PM ETAug 223 daysStahl Murray and 1 otherCEO and CIOPPurchase+12$37.63+$451.56New position1 after3 lots
Aug 26, 2025 (view filing)2:47 PM ETAug 251 dayStahl Murray and 1 otherCEO and CIOPPurchase+8$38.00+$3040.0%248.9K after
Aug 26, 2025 (view filing)2:47 PM ETAug 251 dayStahl Murray and 1 otherCEO and CIOPPurchase+13$38.00+$494New position3 after3 lots
Aug 27, 2025 (view filing)Aug 261 dayStahl MurrayCEO and CIOPPurchase+8$38.00+$3040.0%248.9K after
Aug 27, 2025 (view filing)Aug 261 dayStahl MurrayCEO and CIOPPurchase+13$38.00+$494New position5 after3 lots
Aug 28, 2025 (view filing)Aug 271 dayBrennan Alice CDirectorPPurchase+100$38.00+$3.80K+11.1%1.00K after
Aug 28, 2025 (view filing)Aug 271 dayStahl MurrayCEO and CIOPPurchase+8$38.00+$3040.0%248.9K after
Aug 28, 2025 (view filing)Aug 271 dayStahl MurrayCEO and CIOPPurchase+13$38.00+$494New position7 after3 lots