Who owns FUEL TECH, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of FTEK from SEC Form 13F filings across 43 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 43 institutions disclosed 7.4M shares of FUEL TECH, INC. worth $15.6M — about 23.6% of shares outstanding; the largest disclosed holder is GRACE & WHITE INC /NY. Source: SEC Form 13F filings, parsed by EvidInvest.
43
13F holders
$15.6M
value, 2026 filers
23.6%
of shares outstanding (7.4M sh)
7
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of FTEK's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | GRACE & WHITE INC /NY | 1.5M | $3.4M | 0.5% | 4.9% | 0.0% |
| 2 | RENAISSANCE TECHNOLOGIES LLC | 1.1M | $2.4M | 0.0% | 3.5% | -21.7% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.0M | $2.2M | 0.0% | 3.2% | +1.8% |
| 4 | Peapod Lane Capital LLC | 820,592 | $1.8M | 1.2% | 2.6% | +71.4% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 522,983 | $1.2M | 0.0% | 1.7% | -1.8% |
| 6 | BlackRock, Inc. | 496,493 | $1.1M | 0.0% | 1.6% | +21.0% |
| 7 | US BANCORP \DE\ | 304,776 | $673,555 | 0.0% | 1% | 0.0% |
| 8 | GSA CAPITAL PARTNERS LLP | 295,141 | $652 | 0.0% | 0.9% | +19.9% |
| 9 | TWO SIGMA INVESTMENTS, LP | 168,457 | $372,290 | 0.0% | 0.5% | -29.2% |
| 10 | Beartown Capital Management, LLC | 146,689 | $324,183 | 0.1% | 0.5% | 0.0% |
| 11 | VANGUARD FIDUCIARY TRUST CO | 133,459 | $294,944 | 0.0% | 0.4% | +0.7% |
| 12 | STATE STREET CORP | 121,846 | $269,280 | 0.0% | 0.4% | 0.0% |
| 13 | Marquette Asset Management, LLCNEW | 110,509 | $244,225 | 0.0% | 0.4% | new |
| 14 | JANE STREET GROUP, LLC | 109,483 | $241,957 | 0.0% | 0.4% | +54.6% |
| 15 | THOMPSON DAVIS & CO., INC.NEW | 85,800 | $189,618 | 0.1% | 0.3% | new |
| 16 | ESSEX INVESTMENT MANAGEMENT CO LLC | 77,159 | $170,521 | 0.0% | 0.2% | -0.1% |
| 17 | NORTHERN TRUST CORP | 60,333 | $133,336 | 0.0% | 0.2% | +91.9% |
| 18 | Rothschild Wealth LLCNEW | 40,000 | $88,400 | 0.0% | 0.1% | new |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 35,896 | $79,330 | 0.0% | 0.1% | -74.4% |
| 20 | LexAurum Advisors, LLC | 20,160 | $44,554 | 0.0% | 0.1% | +42.4% |
| 21 | CITADEL ADVISORS LLC | 19,070 | $42,145 | 0.0% | 0.1% | -91.4% |
| 22 | Legato Capital Management LLC | 18,165 | $40,145 | 0.0% | 0.1% | 0.0% |
| 23 | UBS Group AG | 18,015 | $39,813 | 0.0% | 0.1% | +1801400.0% |
| 24 | GROUP ONE TRADING LLC | 13,903 | $30,726 | 0.0% | 0% | -65.4% |
| 25 | DIMENSIONAL FUND ADVISORS LP | 13,428 | $29,061 | 0.0% | 0% | -30.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.