InsiderFlow

Mark Herndon

HKHC

Mark Herndon serves as Chief Financial Officer at HORIZON KINETICS HOLDING (HKHC). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

2 trades

$3.7K

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$3.7K

Companies Traded

1

HKHC

Active Period

Jun 2025 – Nov 2025

2 total trades

Most Recent

Buy HKHC

Nov 20, 2025 · $2.9K

Mark Herndon's Insider Trading at HORIZON KINETICS HOLDING (HKHC)

Buys

2 · $3.7K

Sells

0 · $0.00

Total Shares Bought

120

Total Shares Sold

0

HKHC Price Chart
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DateTypeSharesAvg PriceValueShares After
Nov 20, 2025Buy100$29.00$2.9K0
Jun 4, 2025Buy20$40.18$803.600