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FTEK · Fuel Tech, Inc.
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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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FTEK

FUEL TECH, INC.
INDUSTRIALS · INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFING EQUIP · CIK 0000846913
C-SUITE BUYING · 1☆ WATCH
INSIDER NET · 180D
$2.0K
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
1
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
15
13F, latest reported quarter
REVENUE GROWTH
+6.1%
XBRL, annual
NET MARGIN
-8.7%
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net +$2.0K over 180 days
+$2.0K over 90 days
more than 79% of Industrials
CONGRESS
no member of Congress has reported trading it
FUNDS
15 funds added or opened last quarter
below 87% of Industrials
REVENUE
+6.1% year over year
more than 51% of Industrials
MARGIN
-8.7% net margin
below 75% of Industrials
BUYBACKS
no share repurchases reported
SHORT
0.3% of shares outstanding short · 1.0 days to cover · settled 2026-07-31
below 89% of Industrials
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN -46.4%
-46.4%12M
-59%-31%-3%+26%2025-092025-102025-122026-032026-052026-072026-09 2026-03-06 · ARNONE VINCENT J bought $12.4K2026-09-01 · Nuggihalli Ramesh bought $2.0K
INSIDER BUY
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
Insiders are net buyers of their own stock.
The record shows a net $2.0K bought by insiders over 180 days, 15 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, FUEL TECH, INC. insiders bought a net $2.0K of stock across 17 Form 4 purchases and sales, with 1 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
Nuggihalli Ramesh
President & CEO
BUY
2026-09-01
1,470.529
$2.0K
ARNONE VINCENT J
President & CEO
BUY
2026-03-06
10,000.0
$12.4K
Jones Sharon L
Director
SELL
2025-06-04
12,627.0
$21.1K
ARNONE VINCENT J
President & CEO
BUY
2025-03-28
15,000.0
$15.8K
Jones Sharon L
Director
BUY
2024-11-19
8,014.4
$8.7K
17 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 12 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
GRACE & WHITE INC /NY
1,541,307.0 sh
$3.4M
RENAISSANCE TECHNOLOGIES LLC
1,102,406.0 sh
$2.4M
VANGUARD CAPITAL MANAGEMENT LLC
1,005,701.0 sh
$2.2M
Peapod Lane Capital LLC
820,592.0 sh
$1.8M
GEODE CAPITAL MANAGEMENT, LLC
522,983.0 sh
$1.2M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Fidelity Nasdaq Composite Index ETF
$329.8K POSITION · AS OF 2026-02-28
0.0%
Fidelity Extended Market Index Fund
$173.6K POSITION · AS OF 2026-02-28
0.0%
VANGUARD EXTENDED MARKET INDEX FUND
$312.6K POSITION · AS OF 2026-03-31
0.0%
Dimensional US Core Equity 1 ETF
$9.4K POSITION · AS OF 2026-04-30
0.0%
Fidelity Total Market Index Fund
$97.3K POSITION · AS OF 2026-02-28
0.0%
Fidelity Nasdaq Composite Index Fund
$13.5K POSITION · AS OF 2026-02-28
0.0%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Executive pay vs shareholder return · Mr. Arnone
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2025
$788.3K
$833.3K
$466.2K
+49%
2024
$449.5K
$316.3K
$354.6K
-17%
2023
$913.5K
$810.1K
$508.8K
-17%
2022
$603.1K
$410.0K
$388.8K
-8%
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$26.7M$25.1M$27.1M$26.9M
GROSS PROFIT$12.4M$10.6M$11.7M$11.6M
OPERATING INCOME$-3.7M$-4.7M$-2.7M$-1.5M
NET INCOME$-2.3M$-1.9M$-1.5M$-1.4M
EPS (DILUTED)-0.08-0.06-0.05-0.05
OPERATING CASH FLOW$3.0M$-3.4M$696.0K$-4.1M
CASH$11.9M$8.5M$17.6M$23.3M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
W WAVEMAN

Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

SEC FORM 4FORM 13F 13D/GFORM 144XBRL STOCK ACTCONTRACTSFEC CFPBNRC
© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →