HERNDON MARK

PrivateCIK: 1754318
Location

NEW YORK, NY

HERNDON MARK (Chief Financial Officer) purchased 83.3% of their position (250.00 shares) of HORIZON KINETICS HOLDING CORP on the open market

Open‑market purchase worth $6.7K — a major conviction buy. The strongest form of insider conviction signal.

P · 2 purchases
InsiderHERNDON MARKCIK 1754318
Officer· Chief Financial Officer
Since Aug 2024
+250.00
Net shares
Net buyer
$6.7K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
250.00 acquired
Non-Derivative Transactions2

Common Stock

Direct
P · Purchase

Shares

+50.00

Price / share

$26.50

Trade value

$1.32K

% of position

16.7%
8/19/2026
300.00350.00

Common Stock

Direct
P · Purchase

Shares

+200.00

Price / share

$26.75

Trade value

$5.35K

% of position

57.1%
8/20/2026
350.00550.00
Total

Net shares

+250.00

Net value

$6.67K

Derivative Transactions0
No derivative transactions reported