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.
13F holders, Q1 2026
Institutional positions in Fuel Tech, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 46
- +3 vs. Q4 2025
- Shares held
- 7.56M
- +1.12M (+17.4%) vs. Q4 2025
- Total value
- $9.22M
- −$811.3K (−8.1%) vs. Q4 2025
- New holders
- 10
- 8 more added
- Sold out
- 7
- 13 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting FTEK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 43 | $16.3M |
| Q1 2026 | 46 | $9.22M |
| Q4 2025 | 45 | $11.8M |
| Q3 2025 | 48 | $21.4M |
| Q2 2025 | 36 | $15.5M |
| Q1 2025 | 35 | $7.05M |
| Q4 2024 | 39 | $7.31M |
| Q3 2024 | 36 | $6.77M |
| Q2 2024 | 34 | $6.63M |
| Q1 2024 | 33 | $7.71M |
| Q4 2023 | 36 | $7.23M |
| Q3 2023 | 38 | $7.09M |
| Q2 2023 | 40 | $8.08M |
| Q1 2023 | 37 | $7.19M |
| Q4 2022 | 40 | $6.98M |
| Q3 2022 | 36 | $6.14M |
| Q2 2022 | 30 | $6.10M |
| Q1 2022 | 34 | $7.41M |
| Q4 2021 | 41 | $7.91M |
| Q3 2021 | 39 | $8.76M |
| Q2 2021 | 45 | $13.3M |
| Q1 2021 | 50 | $25.0M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Fuel Tech, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grace & White Inc | 1,541,307 | $1.88M | 0.33% | +55,424+3.7% | Added |
| Renaissance Technologies LLC | 1,407,806 | $1.72M | 0.00% | +259,811+22.6% | Added |
| Vanguard Capital Management LLC | 987,998 | $1.21M | 0.00% | +987,998 | New |
| Geode Capital Management, LLC | 532,808 | $650.1K | 0.00% | +13,869+2.7% | Added |
| Peapod Lane Capital LLC | 478,842 | $582.1K | 0.48% | +119,199+33.1% | Added |
| BlackRock, Inc. | 410,364 | $500.6K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 304,776 | $371.8K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 246,252 | $300.0K | 0.02% | +214,241+669.3% | Added |
| Two Sigma Investments, LP | 238,079 | $290.5K | 0.00% | +111,919+88.7% | Added |
| Citadel Advisors LLC | 221,399 | $270.1K | 0.00% | −282,618−56.1% | Reduced |
| Beartown Capital Management, LLC | 146,689 | $179.0K | 0.14% | −13,338−8.3% | Reduced |
| Susquehanna International Group, LLP | 140,092 | $170.9K | 0.00% | −97,884−41.1% | Reduced |
| Vanguard Fiduciary Trust Co | 132,505 | $161.7K | 0.00% | +132,505 | New |
| State Street Corp | 121,846 | $148.7K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 118,247 | $144.3K | 0.00% | −60,056−33.7% | Reduced |
| Integrity Wealth Advisors, Inc. | 115,000 | $140.3K | 0.08% | +45,000+64.3% | Added |
| Essex Investment Management Co LLC | 77,250 | $94.2K | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 70,797 | $86.4K | 0.00% | −189,985−72.9% | Reduced |
| Group One Trading, L.P. | 40,215 | $49.1K | 0.00% | −2,294−5.4% | Reduced |
| Integrated Wealth Concepts LLC | 35,000 | $42.7K | 0.00% | +35,000 | New |
| Northern Trust Corp | 31,435 | $38.4K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 25,500 | $31.1K | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 21,770 | $26.6K | 0.00% | −59,241−73.1% | Reduced |
| Dimensional Fund Advisors LP | 19,428 | $23.6K | 0.00% | −31,771−62.1% | Reduced |
| Chicago Partners Investment Group LLC | 17,088 | $23.1K | 0.00% | +17,088 | New |
| Legato Capital Management LLC | 18,165 | $22.2K | 0.00% | 00.0% | Unchanged |
| LexAurum Advisors, LLC | 14,160 | $17.3K | 0.00% | +14,160 | New |
| Covestor Ltd | 12,426 | $15.0K | 0.01% | −761−5.8% | Reduced |
| HighTower Advisors, LLC | 10,440 | $12.7K | 0.00% | 00.0% | Unchanged |
| Founders Capital Management | 6,000 | $7.32K | 0.00% | +1,000+20.0% | Added |
| Vanguard Global Advisers, LLC | 5,500 | $6.71K | 0.00% | +5,500 | New |
| Tower Research Capital LLC (TRC) | 3,211 | $3.92K | 0.00% | −1,077−25.1% | Reduced |
| New England Capital Financial Advisors LLC | 2,000 | $2.44K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,200 | $1.46K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 1,004 | $1.22K | 0.00% | −2,295−69.6% | Reduced |
| Advisory Services Network, LLC | 900 | $1.10K | 0.00% | +900 | New |
| SBI Securities Co., Ltd. | 710 | $866 | 0.00% | −9−1.3% | Reduced |
| Steward Partners Investment Advisory, LLC | 600 | $732 | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 500 | $610 | 0.00% | 00.0% | Unchanged |
| Orion Capital Management LLC | 100 | $122 | 0.00% | +100 | New |
| GWM Advisors LLC | 50 | $61 | 0.00% | −2,277−97.9% | Reduced |
| Morgan Stanley | 21 | $26 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 18 | $22 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 3 | $4 | 0.00% | +3 | New |
| UBS Group AG | 1 | $1 | 0.00% | +1 | New |
| CKW Financial Group | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −67,500−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −38,543−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −17,254−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −14,583−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −11,579−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −1,150−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −280−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Motiv8 Investments LLC | – | – | – | – | Not filed |