FUEL TECH INC (FTEK) Institutional Shareholders
FUEL TECH INC (FTEK) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $11.95M in FTEK holdings during the latest filing period.
Grace & White Inc is currently the largest disclosed institutional shareholder of FTEK tracked by InsiderSet, reporting ownership valued at approximately $3.41M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $2.31M, representing an estimated loss of -32.13% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 88% of the total disclosed FTEK value among the investors covered in this analysis. Major shareholders include Grace & White Inc, Peapod Lane Capital Llc, Renaissance Technologies LLC, and several other long-term asset managers with concentrated positions in FUEL TECH INC (FTEK).
This page ranks the largest institutional FTEK shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
45
Total Reported Value
$11.95M
Largest Holder
Grace & White Inc
Largest Position
$3.41M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
56
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Grace & White Inc | 0.54% | 1,541,307 | $3,406,288 | $2,311,961 | -$1,094,328 | -32.13% | |
| Peapod Lane Capital Llc | 1.22% | 820,592 | $1,813,508 | $1,230,888 | -$582,620 | -32.13% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 1,407,806 | $1,717,523 | $2,111,709 | +$394,186 | +22.95% |
| Vanguard Capital Management Llc | 0.00% | 987,998 | $1,205,358 | $1,481,997 | +$276,639 | +22.95% | |
| Geode Capital Management, Llc | 0.00% | 532,808 | $650,106 | $799,212 | +$149,106 | +22.94% | |
| Blackrock, Inc. | 0.00% | 410,364 | $500,644 | $615,546 | +$114,902 | +22.95% | |
| Us Bancorp \De\ | 0.00% | 304,776 | $371,827 | $457,164 | +$85,337 | +22.95% | |
| Two Sigma Investments, Lp | 0.00% | 238,079 | $290,456 | $357,119 | +$66,663 | +22.95% | |
| Citadel Advisors Llc | 0.00% | 221,399 | $270,107 | $332,099 | +$61,992 | +22.95% | |
| Marquette Asset Management, Llc | 0.03% | 110,509 | $244,225 | $165,764 | -$78,462 | -32.13% | |
| Beartown Capital Management, Llc | 0.14% | 146,689 | $178,961 | $220,034 | +$41,073 | +22.95% | |
| Susquehanna International Group, Llp | 0.00% | 140,092 | $170,912 | $210,138 | +$39,226 | +22.95% | |
| Vanguard Fiduciary Trust Co | 0.00% | 132,505 | $161,656 | $198,758 | +$37,102 | +22.95% | |
| State Street Corp | 0.00% | 121,846 | $148,652 | $182,769 | +$34,117 | +22.95% | |
| Xtx Topco Ltd | 0.00% | 118,247 | $144,261 | $177,371 | +$33,110 | +22.95% | |
| Integrity Wealth Advisors, Inc. | 0.08% | 115,000 | $140,300 | $172,500 | +$32,200 | +22.95% | |
| Essex Investment Management Co Llc | 0.01% | 77,250 | $94,245 | $115,875 | +$21,630 | +22.95% | |
| Jane Street Group, Llc | 0.00% | 70,797 | $86,373 | $106,196 | +$19,823 | +22.95% | |
| Group One Trading Llc | 0.00% | 40,215 | $49,062 | $60,323 | +$11,261 | +22.95% | |
| Lexaurum Advisors, Llc | 0.01% | 20,160 | $44,554 | $30,240 | -$14,314 | -32.13% | |
| Integrated Wealth Concepts Llc | 0.00% | 35,000 | $42,700 | $52,500 | +$9,800 | +22.95% | |
| Northern Trust Corp | 0.00% | 31,435 | $38,351 | $47,153 | +$8,802 | +22.95% | |
| Cresset Asset Management, Llc | 0.00% | 25,500 | $31,110 | $38,250 | +$7,140 | +22.95% | |
| Marshall Wace, Llp | 0.00% | 21,770 | $26,559 | $32,655 | +$6,096 | +22.95% | |
| Dimensional Fund Advisors Lp | 0.00% | 19,428 | $23,579 | $29,142 | +$5,563 | +23.59% | |
| Chicago Partners Investment Group Llc | 0.00% | 17,088 | $23,069 | $25,632 | +$2,563 | +11.11% | |
| Legato Capital Management Llc | 0.00% | 18,165 | $22,161 | $27,248 | +$5,087 | +22.95% | |
| Founders Capital Management | 0.01% | 6,000 | $13,260 | $9,000 | -$4,260 | -32.13% | |
| Hightower Advisors, Llc | 0.00% | 10,440 | $12,737 | $15,660 | +$2,923 | +22.95% | |
| Vanguard Global Advisers, Llc | 0.00% | 5,500 | $6,710 | $8,250 | +$1,540 | +22.95% | |
| New England Capital Financial Advisors Llc | 0.00% | 2,000 | $4,420 | $3,000 | -$1,420 | -32.13% | |
| Tower Research Capital Llc (Trc) | 0.00% | 3,211 | $3,917 | $4,817 | +$900 | +22.96% | |
| Sbi Securities Co., Ltd. | 0.00% | 710 | $1,569 | $1,065 | -$504 | -32.12% | |
| Osaic Holdings, Inc. | 0.00% | 1,200 | $1,464 | $1,800 | +$336 | +22.95% | |
| Simplex Trading, Llc | 0.00% | 1,004 | $1,224 | $1,506 | +$282 | +23.04% | |
| Wilmington Savings Fund Society, Fsb | 0.00% | 500 | $1,105 | $750 | -$355 | -32.13% | |
| Advisory Services Network, Llc | 0.00% | 900 | $1,098 | $1,350 | +$252 | +22.95% | |
| Steward Partners Investment Advisory, Llc | 0.00% | 600 | $732 | $900 | +$168 | +22.95% | |
| Gsa Capital Partners Llp | 0.02% | 246,252 | $300 | $369,378 | +$369,078 | +123026.00% | |
| Orion Capital Management Llc | 0.00% | 100 | $122 | $150 | +$28 | +22.95% | |
| Morgan Stanley | 0.00% | 21 | $26 | $32 | +$6 | +21.15% | |
| Fmr Llc | 0.00% | 18 | $22 | $27 | +$5 | +22.73% | |
| Covestor Ltd | 0.01% | 12,426 | $15 | $18,639 | +$18,624 | +124160.00% | |
| Caitong International Asset Management Co., Ltd | 0.00% | 3 | $4 | $5 | +$1 | +12.50% | |
| Ubs Group Ag | 0.00% | 1 | $1 | $2 | +$1 | +50.00% |
Frequently asked questions about FTEK
Who owns the most FTEK stock?
The largest holders of FTEK are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for FUEL TECH INC (FTEK).
Is FTEK widely held by superinvestors?
Many widely followed stocks like FTEK appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly FTEK is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.