ARNONE VINCENT J

PrivateCIK: 1272727
Location

WARRENVILLE, IL

ARNONE VINCENT J (President & CEO) purchased 1.9% of their position (10K shares) of FUEL TECH, INC. on the open market

Open‑market purchase worth $12.4K — a small addition. The strongest form of insider conviction signal.

P · 1 purchase
InsiderARNONE VINCENT JCIK 1272727
IssuerFUEL TECH, INC.CIK 846913
DirectorOfficer· President & CEO
Since Aug 2018
+10K
Net shares
Net buyer
$12.4K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
10K acquired
Non-Derivative Transactions1

Common Stock

Direct
P · Purchase

Shares

+10K

Price / share

$1.24

Trade value

$12.40K

% of position

1.9%
3/6/2026
539.51K549.51K
Total

Net shares

+10K

Net value

$12.40K

Derivative Transactions0
No derivative transactions reported
ARNONE VINCENT J — Insider Transaction (Form 4) Filed Mar 9, 2026 | Finecho