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FUEL TECH, INC.

FTEK Net selling
CIK 0000846913 #4770 in the set updated 17 Sep 2026
Bought (120 mo)
$462.94K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$3.36M
$0.00 on a plan · $674.36K straight out of an exercise
Sold at will
$2.69M
14 of 17 sales
Net
−$2.90M
−$2.22M against sales at will

By person

12 insiders · 52 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
BAILEY DOUGLAS G
Director
—
$773.93K (2)
−$773.93K
2,048,161
6.56%
$2.79M
−5.1%
ARNONE VINCENT J
President & CEO
$228.40K (13)
$906.98K (2)
−$678.58K
549,513
1.76%
$747.34K
+15.6%
Markowsky James J
Director
$34.49K (5)
$528.28K (5) scheduled
−$493.80K
0
0.0000%
$0.00
—
BAILEY BETTYE J
10% owner
—
$370.50K (2)
−$370.50K
4,244,234
13.60%
$5.77M
+15.3%
Albrecht Ellen T
Chief Financial Officer
$5.05K (1)
$337.30K (2)
−$332.25K
91,684
0.2937%
$124.69K
−42.2%
ZEITLER DENNIS L
Director
$50.32K (1)
$349.18K (1) scheduled
−$298.86K
62,627
0.2006%
$85.17K
—
Cummings William E JR
Senior Vice President, Sales
$84.73K (5)
—
+$84.73K
292,045
0.9355%
$397.18K
+65.8%
Collins David S
Sr. Vice President
—
$63.28K (1)
−$63.28K
9,809
0.0314%
$13.34K
−88.4%
Jones Sharon L
Director
$57.96K (9)
$21.04K (1)
+$36.91K
83,973
0.2690%
$114.20K
+195.0%
Pach James M
PFO and Treasurer
—
$10.56K (1)
−$10.56K
—
—
—
—
Nuggihalli Ramesh
President & CEO
$2.00K (1)
—
+$2.00K
1,471
0.0047%
$2.00K
—
SHAW THOMAS S
Director
—
—
—
32,627
0.1045%
$44.37K
+63.1%

Individual transactions

52
Insider
Date
Role
Action
Shares
Price
Amount
Nuggihalli Ramesh
1 Sep 2026
President & CEO
Buy
1,471
$1.36
$2.00K
ARNONE VINCENT J
6 Mar 2026
President & CEO
Buy
10,000
$1.24
$12.40K
Jones Sharon L
4 Jun 2025
Director
Sell
12,627
$1.67
$21.04K
ARNONE VINCENT J
28 Mar 2025
President & CEO
Buy
15,000
$1.05
$15.75K
Jones Sharon L
19 Nov 2024
Director
Buy
8,014
$1.08
$8.66K
Jones Sharon L
18 Nov 2024
Director
Buy
9,800
$1.05
$10.29K
Jones Sharon L
15 Nov 2024
Director
Buy
4,200
$1.05
$4.41K
Jones Sharon L
14 Nov 2024
Director
Buy
7,200
$1.04
$7.49K
Jones Sharon L
13 Nov 2024
Director
Buy
9,100
$1.05
$9.56K
Jones Sharon L
12 Nov 2024
Director
Buy
9,500
$1.02
$9.69K
ARNONE VINCENT J
12 Sep 2024
President & CEO
Buy
20,000
$1.02
$20.40K
Albrecht Ellen T
12 Sep 2024
Chief Financial Officer
Buy
5,000
$1.01
$5.05K
Jones Sharon L
28 Aug 2024
Director
Buy
3,293
$1.01
$3.31K
Jones Sharon L
12 Aug 2024
Director
Buy
447
$1.01
$449.40
ARNONE VINCENT J
9 Aug 2024
President & CEO
Buy
20,000
$1.04
$20.90K
ARNONE VINCENT J
11 Aug 2023
President & CEO
Buy
15,000
$1.20
$17.99K
ARNONE VINCENT J
17 May 2022
President & CEO
Buy
20,000
$1.20
$24.00K
BAILEY BETTYE J
31 Dec 2020
10% owner
Sell
42,711
$4.01
$171.29K
Albrecht Ellen T
23 Dec 2020
Acting PFO and Treasurer
Sell
41,900
$5.00
$209.50K
ARNONE VINCENT J
23 Dec 2020
President & CEO
Sell
75,000
$5.01
$375.98K
ZEITLER DENNIS L
23 Dec 2020
Director
Sold after exercise
71,000
$4.92
$349.18K
Albrecht Ellen T
22 Dec 2020
Acting PFO and Treasurer
Sell
30,000
$4.26
$127.80K
ARNONE VINCENT J
22 Dec 2020
President & CEO
Sell
125,000
$4.25
$531.00K
Markowsky James J
2 Dec 2020
Director
Sell
30,000
$3.37
$101.10K
Markowsky James J
2 Dec 2020
Director
Sell
20,000
$3.44
$68.80K
BAILEY DOUGLAS G
25 Nov 2020
Director
Sell
60,400
$5.38
$324.65K
BAILEY BETTYE J
25 Nov 2020
10% owner
Sell
42,028
$4.74
$199.21K
Markowsky James J
24 Nov 2020
Director
Sold after exercise
44,000
$5.64
$248.16K
Markowsky James J
24 Nov 2020
Director
Sold after exercise
12,627
$6.10
$77.02K
BAILEY DOUGLAS G
24 Nov 2020
Director
Sell
76,944
$5.84
$449.28K
Cummings William E JR
25 Sep 2020
Senior Vice President, Sales
Buy
5,329
$0.72
$3.84K
Cummings William E JR
24 Sep 2020
Senior Vice President, Sales
Buy
33,886
$0.64
$21.73K
ARNONE VINCENT J
17 Mar 2020
President & CEO
Buy
15,000
$0.43
$6.47K
Cummings William E JR
26 Sep 2019
Senior Vice President, Sales
Buy
28,489
$0.97
$27.55K
Cummings William E JR
25 Sep 2019
Senior Vice President, Sales
Buy
21,511
$0.96
$20.62K
ARNONE VINCENT J
6 Sep 2019
President & CEO
Buy
20,000
$1.01
$20.14K
Markowsky James J
28 Aug 2019
Director
Buy
20,000
$0.82
$16.44K
ARNONE VINCENT J
18 Jun 2019
President & CEO
Buy
15,000
$1.22
$18.23K
Pach James M
22 May 2019
PFO and Treasurer
Sell
6,859
$1.54
$10.56K
Markowsky James J
22 Mar 2019
Director
Sell
20,000
$1.66
$33.20K
ARNONE VINCENT J
23 Aug 2018
President & CEO
Buy
2,033
$1.08
$2.20K
Jones Sharon L
23 Aug 2018
Director
Buy
3,950
$1.04
$4.11K
ARNONE VINCENT J
22 Aug 2018
President & CEO
Buy
22,967
$1.02
$23.47K
Cummings William E JR
29 Jun 2018
Senior Vice President, Sales
Buy
10,200
$1.08
$11.01K
ZEITLER DENNIS L
12 Dec 2017
Director
Buy
50,000
$1.01
$50.32K
ARNONE VINCENT J
15 Sep 2017
President & CEO
Buy
18,000
$0.94
$16.90K
ARNONE VINCENT J
14 Sep 2017
President & CEO
Buy
32,000
$0.92
$29.57K
Markowsky James J
5 Sep 2017
Director
Buy
10,000
$0.87
$8.65K
Collins David S
1 Sep 2017
Sr. Vice President
Sell
79,998
$0.79
$63.28K
Markowsky James J
31 Aug 2017
Director
Buy
81
$0.93
$75.25
Markowsky James J
31 Aug 2017
Director
Buy
3,981
$0.94
$3.74K
Markowsky James J
31 Aug 2017
Director
Buy
5,938
$0.94
$5.58K

What was left out

Form 4 filings counted 92
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 3
Sales at will 14
Transactions with no price 0
Shares from compensation/vesting 1,031,149
Sales filed before the plan box existed 13
History held since 23 Feb 2017