FUEL TECH INC (FTEK) Top 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 March 31, 2026. The institutional investors covered on this page collectively reported approximately $8.91M 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 $1.88M in its March 31, 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 $2.25M, representing an estimated gain of +19.67% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 86% of the total disclosed FTEK value among the investors covered in this analysis. Major shareholders include Grace & White Inc, Renaissance Technologies LLC, Vanguard Capital Management 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
44
Total Reported Value
$8.91M
Largest Holder
Grace & White Inc
Largest Position
$1.88M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
54
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Grace & White Inc | 0.33% | 1,541,307 | $1,880,395 | $2,250,308 | +$369,913 | +19.67% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 1,407,806 | $1,717,523 | $2,055,397 | +$337,874 | +19.67% |
| Vanguard Capital Management Llc | 0.00% | 987,998 | $1,205,358 | $1,442,477 | +$237,119 | +19.67% | |
| Geode Capital Management, Llc | 0.00% | 532,808 | $650,106 | $777,900 | +$127,794 | +19.66% | |
| Peapod Lane Capital Llc | 0.48% | 478,842 | $582,123 | $699,109 | +$116,986 | +20.10% | |
| Blackrock, Inc. | 0.00% | 410,364 | $500,644 | $599,131 | +$98,487 | +19.67% | |
| Us Bancorp \De\ | 0.00% | 304,776 | $371,827 | $444,973 | +$73,146 | +19.67% | |
| Two Sigma Investments, Lp | 0.00% | 238,079 | $290,456 | $347,595 | +$57,139 | +19.67% | |
| Citadel Advisors Llc | 0.00% | 221,399 | $270,107 | $323,243 | +$53,136 | +19.67% | |
| Beartown Capital Management, Llc | 0.14% | 146,689 | $178,961 | $214,166 | +$35,205 | +19.67% | |
| Susquehanna International Group, Llp | 0.00% | 140,092 | $170,912 | $204,534 | +$33,622 | +19.67% | |
| Vanguard Fiduciary Trust Co | 0.00% | 132,505 | $161,656 | $193,457 | +$31,801 | +19.67% | |
| State Street Corp | 0.00% | 121,846 | $148,652 | $177,895 | +$29,243 | +19.67% | |
| Xtx Topco Ltd | 0.00% | 118,247 | $144,261 | $172,641 | +$28,380 | +19.67% | |
| Integrity Wealth Advisors, Inc. | 0.08% | 115,000 | $140,300 | $167,900 | +$27,600 | +19.67% | |
| Essex Investment Management Co Llc | 0.01% | 77,250 | $94,245 | $112,785 | +$18,540 | +19.67% | |
| Jane Street Group, Llc | 0.00% | 70,797 | $86,373 | $103,364 | +$16,991 | +19.67% | |
| Group One Trading Llc | 0.00% | 40,215 | $49,062 | $58,714 | +$9,652 | +19.67% | |
| Integrated Wealth Concepts Llc | 0.00% | 35,000 | $42,700 | $51,100 | +$8,400 | +19.67% | |
| Northern Trust Corp | 0.00% | 31,435 | $38,351 | $45,895 | +$7,544 | +19.67% | |
| Cresset Asset Management, Llc | 0.00% | 25,500 | $31,110 | $37,230 | +$6,120 | +19.67% | |
| Marshall Wace, Llp | 0.00% | 21,770 | $26,559 | $31,784 | +$5,225 | +19.67% | |
| Dimensional Fund Advisors Lp | 0.00% | 19,428 | $23,579 | $28,365 | +$4,786 | +20.30% | |
| Chicago Partners Investment Group Llc | 0.00% | 17,088 | $23,069 | $24,948 | +$1,879 | +8.15% | |
| Legato Capital Management Llc | 0.00% | 18,165 | $22,161 | $26,521 | +$4,360 | +19.67% | |
| Lexaurum Advisors, Llc | 0.00% | 14,160 | $17,275 | $20,674 | +$3,399 | +19.67% | |
| Hightower Advisors, Llc | 0.00% | 10,440 | $12,737 | $15,242 | +$2,505 | +19.67% | |
| Founders Capital Management | 0.00% | 6,000 | $7,320 | $8,760 | +$1,440 | +19.67% | |
| Vanguard Global Advisers, Llc | 0.00% | 5,500 | $6,710 | $8,030 | +$1,320 | +19.67% | |
| Tower Research Capital Llc (Trc) | 0.00% | 3,211 | $3,917 | $4,688 | +$771 | +19.68% | |
| New England Capital Financial Advisors Llc | 0.00% | 2,000 | $2,440 | $2,920 | +$480 | +19.67% | |
| Osaic Holdings, Inc. | 0.00% | 1,200 | $1,464 | $1,752 | +$288 | +19.67% | |
| Simplex Trading, Llc | 0.00% | 1,004 | $1,224 | $1,466 | +$242 | +19.76% | |
| Advisory Services Network, Llc | 0.00% | 900 | $1,098 | $1,314 | +$216 | +19.67% | |
| Sbi Securities Co., Ltd. | 0.00% | 710 | $866 | $1,037 | +$171 | +19.70% | |
| Steward Partners Investment Advisory, Llc | 0.00% | 600 | $732 | $876 | +$144 | +19.67% | |
| Wilmington Savings Fund Society, Fsb | 0.00% | 500 | $610 | $730 | +$120 | +19.67% | |
| Gsa Capital Partners Llp | 0.02% | 246,252 | $300 | $359,528 | +$359,228 | +119742.64% | |
| Orion Capital Management Llc | 0.00% | 100 | $122 | $146 | +$24 | +19.67% | |
| Morgan Stanley | 0.00% | 21 | $26 | $31 | +$5 | +17.92% | |
| Fmr Llc | 0.00% | 18 | $22 | $26 | +$4 | +19.45% | |
| Covestor Ltd | 0.01% | 12,426 | $15 | $18,142 | +$18,127 | +120846.40% | |
| Caitong International Asset Management Co., Ltd | 0.00% | 3 | $4 | $4 | +$0 | +9.50% | |
| Ubs Group Ag | 0.00% | 1 | $1 | $1 | +$0 | +46.00% |
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.