Mark C Fuller

CTM

Mark C Fuller serves as Insider at Castellum, Inc. (CTM). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

2 trades

$1.61M

Total Sells

5 trades

$90.61M

Net Position

Net Seller

$89.00M

Companies Traded

CTM

Active Period

Nov 2022 – Sep 2025

7 total trades

Most Recent

Sell CTM

Sep 3, 2025 · $560.0K

Mark C Fuller's Insider Trading at Castellum, Inc. (CTM)

Buys

2 · $1.61M

Sells

5 · $90.61M

Total Shares Bought

2,294

Total Shares Sold

1,513,846

CTM Price Chart

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Date	Type	Shares	Avg Price	Value
Sep 3, 2025	Sell	500,000	$1.12	$560.0K
May 19, 2025	Sell	500,000	$1.05	$524.0K
Mar 5, 2025	Sell	500,000	$1.42	$710.3K
Jun 13, 2023	Buy	1,000	$0.65	$649.50
Dec 2, 2022	Buy	1,294	$1246.00	$1.61M
Nov 30, 2022	Sell	9,544	$8017.00	$76.51M
Nov 28, 2022	Sell	4,302	$2860.00	$12.30M