FTEK — FUEL TECH, INC.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Industrials
Measured signals that fired on FTEK
| date | signal | measured base rate |
|---|---|---|
| 2026-05-18 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
| 2026-04-02 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-03-06 | ARNONE VINCENT J President & CEO | Open-market purchase | 10.0K | 1.24 | 12.4K |
| 2025-06-04 | Jones Sharon L Director | Open-market sale | 12.6K | 1.67 | 21.1K |
| 2025-03-28 | ARNONE VINCENT J President & CEO | Open-market purchase | 15.0K | 1.05 | 15.8K |
| 2024-11-19 | Jones Sharon L Director | Open-market purchase | 8.0K | 1.08 | 8.7K |
| 2024-11-18 | Jones Sharon L Director | Open-market purchase | 9.8K | 1.05 | 10.3K |
| 2024-11-15 | Jones Sharon L Director | Open-market purchase | 4.2K | 1.05 | 4.4K |
| 2024-11-14 | Jones Sharon L Director | Open-market purchase | 7.2K | 1.04 | 7.5K |
| 2024-11-13 | Jones Sharon L Director | Open-market purchase | 9.1K | 1.05 | 9.6K |
| 2024-11-12 | Jones Sharon L Director | Open-market purchase | 9.5K | 1.02 | 9.7K |
| 2024-09-12 | ARNONE VINCENT J President & CEO | Open-market purchase | 20.0K | 1.02 | 20.4K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| GRACE & WHITE INC /NY | 1.9M | 1.5M |
| RENAISSANCE TECHNOLOGIES LLC | 1.7M | 1.4M |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | 988.0K |
| GEODE CAPITAL MANAGEMENT, LLC | 650.1K | 532.8K |
| Peapod Lane Capital LLC | 582.1K | 478.8K |
| BlackRock, Inc. | 500.6K | 410.4K |
| US BANCORP \DE\ | 371.8K | 304.8K |
| TWO SIGMA INVESTMENTS, LP | 290.5K | 238.1K |
| CITADEL ADVISORS LLC | 270.1K | 221.4K |
| Beartown Capital Management, LLC | 179.0K | 146.7K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-04 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-04 | 2026-08-04 | on EDGAR ↗ |
| 8-K | 2026-08-04 | 2026-07-31 | on EDGAR ↗ |
| 8-K | 2026-06-08 | 2026-06-04 | on EDGAR ↗ |
| 4 | 2026-06-05 | 2026-06-04 | on EDGAR ↗ |
| 4 | 2026-06-05 | 2026-06-04 | on EDGAR ↗ |
| 4 | 2026-06-05 | 2026-06-04 | on EDGAR ↗ |
| 10-Q | 2026-05-05 | 2026-03-31 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Fuel Tech (FTEK) Q2 2026 Earnings Call Transcript · 2026-08-12
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