Fuel Tech, Inc.
FTEK- Exchange
- Nasdaq
- Industry
- Industrial & Commercial Fans & Blowers & Air Purifing Equip
- SEC CIK
- 0000846913
In the last 90 days, Fuel Tech, Inc. insiders filed 1 open-market purchase and 0 sales; 43 institutions reported holding it in 13F filings for Q2 2026, worth $16.3M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Fuel Tech, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 1 filing
- 1 insider, $2.00K in total
- Open-market sells
- 0 filings
- Insiders trading
- 1
- Net value
- +$2.00K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Fuel Tech, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Nuggihalli Ramesh | President & CEO | 1,471 | Sep 3, 2026 | 1 |
| Zeitler Dennis L | Director | – | Jun 5, 2026 | 1 |
| Bailey Douglas G | Director | – | Jun 5, 2026 | 1 |
| Jones Sharon L | Director | 83,973 | Jun 5, 2026 | 1 |
| Arnone Vincent J | President & CEO | 549,513 | Mar 27, 2026 | 2 |
| Cummings William E JR | Senior Vice President, Sales | – | Mar 27, 2026 | 1 |
| Albrecht Ellen T | Chief Financial Officer | 91,684 | Mar 27, 2026 | 1 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 (view filing)4:06 PM ET | Sep 1 | 2 days | Nuggihalli RameshPresident & CEO | PPurchase | +1.47K | $1.36 | +$2.00K | New position1.47K after | |
| Mar 9, 2026 (view filing) | Mar 6 | 3 days | Arnone Vincent JPresident & CEO | PPurchase | +10.0K | $1.24 | +$12.4K | +1.9%549.5K after | |
| Jun 6, 2025 (view filing) | Jun 4 | 2 days | Jones Sharon LDirector | SSale | −12.6K | $1.67 | −$21.1K | −13.1%84.0K after | |
| Apr 1, 2025 (view filing) | Mar 28 | 4 days | Arnone Vincent JPresident & CEO | PPurchase | +15.0K | $1.05 | +$15.8K | +3.2%485.9K after | |
| Nov 20, 2024 (view filing) | Nov 19 | 1 day | Jones Sharon LDirector | PPurchase | +8.01K | $1.08 | +$8.66K | +9.0%96.6K after | |
| Nov 19, 2024 (view filing) | Nov 15-18 | 4 days | Jones Sharon LDirector | PPurchase | +14.0K | $1.05 | +$14.7K | +18.8%88.6K after | 2 lots |
| Nov 18, 2024 (view filing) | Nov 12-14 | 6 daysLate | Jones Sharon LDirector | PPurchase | +25.8K | $1.04 | +$26.7K | +52.9%74.6K after | 3 lots |
| Sep 16, 2024 (view filing) | Sep 12 | 4 days | Albrecht Ellen TChief Financial Officer | PPurchase | +5.00K | $1.01 | +$5.05K | +5.8%91.7K after | |
| Sep 16, 2024 (view filing) | Sep 12 | 4 days | Arnone Vincent JPresident & CEO | PPurchase | +20.0K | $1.02 | +$20.4K | +4.5%460.5K after | |
| Aug 30, 2024 (view filing) | Aug 28 | 2 days | Jones Sharon LDirector | PPurchase | +3.29K | $1.01 | +$3.33K | +7.2%48.8K after | |
| Aug 21, 2024 (view filing) | Aug 12 | 9 daysLate | Jones Sharon LDirector | PPurchase | +447.17 | $1.01 | +$451.64 | +1.0%45.5K after | |
| Aug 12, 2024 (view filing) | Aug 9 | 3 days | Arnone Vincent JPresident & CEO | PPurchase | +20.0K | $1.04 | +$20.8K | +4.8%440.5K after | |
| Aug 14, 2023 (view filing) | Aug 11 | 3 days | Arnone Vincent JPresident & CEO | PPurchase | +15.0K | $1.20 | +$18.0K | +4.5%344.8K after | |
| May 19, 2022 (view filing) | May 17 | 2 days | Arnone Vincent JPresident & CEO | PPurchase | +20.0K | $1.20 | +$24.0K | +6.5%329.8K after |