FUEL TECH, INC. - FTEK
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GRACE & WHITE INC /NY | History | No change | 1,541,307 | 3,406 | 0.54% | 0.33% | 1 | 0 | 0.0% | Q2 2026 | Jul 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 1,102,406 | 2,436 | 0.0% | 0.0% | 2 | -305,400 | -21.69% | Q2 2026 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | Added to | 1,005,701 | 2,222 | 0.0% | 0.0% | 3 | +17,703 | 1.79% | Q2 2026 | Aug 13, 2026 |
| Peapod Lane Capital LLC | History | Added to | 820,592 | 1,813 | 1.22% | 0.48% | 4 | +341,750 | 71.37% | Q2 2026 | Jul 27, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 522,983 | 1,155 | 0.0% | 0.0% | 5 | -9,825 | -1.84% | Q2 2026 | Aug 12, 2026 |
| BlackRock, Inc. | History | Added to | 496,493 | 1,097 | 0.0% | 0.0% | 6 | +86,129 | 20.99% | Q2 2026 | Aug 07, 2026 |
| US BANCORP \DE\ | History | No change | 304,776 | 673 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Added to | 295,141 | 652 | 0.04% | 0.02% | 8 | +48,889 | 19.85% | Q2 2026 | Aug 06, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 168,457 | 372 | 0.0% | 0.0% | 9 | -69,622 | -29.24% | Q2 2026 | Aug 14, 2026 |
| Beartown Capital Management, LLC | History | No change | 146,689 | 324 | 0.14% | 0.09% | 10 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | Added to | 133,459 | 294 | 0.0% | 0.0% | 11 | +954 | 0.72% | Q2 2026 | Aug 13, 2026 |
| STATE STREET CORP | History | No change | 121,846 | 269 | 0.0% | 0.0% | 12 | 0 | 0.0% | Q2 2026 | Sep 22, 2026 |
| Marquette Asset Management, LLC | History | New | 110,509 | 244 | 0.03% | — | 13 | +110,509 | New | Q2 2026 | Jul 09, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 109,483 | 241 | 0.0% | 0.0% | 14 | +38,686 | 54.64% | Q2 2026 | Aug 14, 2026 |
| THOMPSON DAVIS & CO., INC. | History | New | 85,800 | 189 | 0.11% | — | 15 | +85,800 | New | Q2 2026 | Jul 29, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | Reduced | 77,159 | 170 | 0.02% | 0.01% | 16 | -91 | -0.12% | Q2 2026 | Aug 06, 2026 |
| INTEGRITY WEALTH ADVISORS, INC. | History | No change | 115,000 | 140 | 0.08% | 0.08% | 17 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| NORTHERN TRUST CORP | History | Added to | 60,333 | 133 | 0.0% | 0.0% | 18 | +28,898 | 91.93% | Q2 2026 | Aug 13, 2026 |
| Rothschild Wealth LLC | History | New | 40,000 | 88 | 0.01% | — | 19 | +40,000 | New | Q2 2026 | Aug 11, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 35,896 | 79 | 0.0% | 0.0% | 20 | -133,896 | -78.86% | Q2 2026 | Aug 14, 2026 |
| LexAurum Advisors, LLC | History | Added to | 20,160 | 44 | 0.01% | 0.0% | 21 | +6,000 | 42.37% | Q2 2026 | Jul 15, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 19,070 | 42 | 0.0% | 0.0% | 22 | -202,329 | -91.39% | Q2 2026 | Sep 02, 2026 |
| Legato Capital Management LLC | History | No change | 18,165 | 40 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| UBS Group AG | History | Added to | 18,015 | 39 | 0.0% | — | 24 | +18,014 | 1801400.0% | Q2 2026 | Aug 13, 2026 |
| GROUP ONE TRADING LLC | History | Reduced | 13,903 | 30 | 0.0% | 0.0% | 25 | -26,312 | -65.43% | Q2 2026 | Aug 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Reduced | 13,428 | 29 | 0.0% | 0.0% | 26 | -6,000 | -30.88% | Q2 2026 | Aug 11, 2026 |
| Covestor Ltd | History | No change | 12,426 | 27 | 0.02% | 0.01% | 27 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| HRT FINANCIAL LP | History | New | 11,983 | 26 | 0.0% | — | 28 | +11,983 | New | Q2 2026 | Aug 14, 2026 |
| Scientech Research LLC | History | New | 11,441 | 25 | 0.02% | — | 29 | +11,441 | New | Q2 2026 | Aug 14, 2026 |
| SIMPLEX TRADING, LLC | History | Added to | 10,491 | 23 | 0.0% | 0.0% | 31 | +9,487 | 944.92% | Q2 2026 | Aug 12, 2026 |
| HighTower Advisors, LLC | History | No change | 10,440 | 23 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| Founders Capital Management | History | No change | 6,000 | 13 | 0.01% | 0.0% | 32 | 0 | 0.0% | Q2 2026 | Jul 21, 2026 |
| Vanguard Global Advisers, LLC | History | No change | 5,500 | 12 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| WELLS FARGO & COMPANY/MN | History | New | 2,019 | 4 | 0.0% | — | 35 | +2,019 | New | Q2 2026 | Aug 14, 2026 |
| New England Capital Financial Advisors LLC | History | No change | 2,000 | 4 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q2 2026 | Jul 27, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 1,200 | 2 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Wilmington Savings Fund Society, FSB | History | No change | 500 | 1 | 0.0% | — | 37 | 0 | 0.0% | Q2 2026 | Jul 28, 2026 |
| Steward Partners Investment Advisory, LLC | History | No change | 600 | 1 | 0.0% | — | 38 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SBI Securities Co., Ltd. | History | No change | 710 | 1 | 0.0% | — | 39 | 0 | 0.0% | Q2 2026 | Jul 22, 2026 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -118,247 | -100.0% | Q2 2026 | Aug 14, 2026 |
| Integrated Wealth Concepts LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -35,000 | -100.0% | Q2 2026 | Sep 08, 2026 |
| Cresset Asset Management, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -25,500 | -100.0% | Q2 2026 | Aug 14, 2026 |
| MARSHALL WACE, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -21,770 | -100.0% | Q2 2026 | Aug 13, 2026 |
| Chicago Partners Investment Group LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -17,088 | -100.0% | Q2 2026 | Jul 29, 2026 |
| Tower Research Capital LLC (TRC) | History | Closed out | 0 | 0 | — | 0.0% | — | -3,211 | -100.0% | Q2 2026 | Aug 11, 2026 |
| Advisory Services Network, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -900 | -100.0% | Q2 2026 | Aug 12, 2026 |
| Orion Capital Management LLC | History | Closed out | 0 | 0 | — | — | — | -100 | -100.0% | Q2 2026 | Aug 17, 2026 |
| Caitong International Asset Management Co., Ltd | History | Reduced | 1 | 0 | — | — | — | -2 | -66.67% | Q2 2026 | Aug 04, 2026 |
| FMR LLC | History | No change | 18 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| MORGAN STANLEY | History | No change | 21 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| CKW FINANCIAL GROUP | History | No change | 200 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Jul 24, 2026 |
| NewEdge Advisors, LLC | History | No change | 50 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |