Fuel Tech FTEK Insider Ownership

NASDAQ FTEK
$1.62 -0.02 (-1.22%)
At close: Sep 30, 2026 · 4:00 PM EDT

Insider Holdings by Owner

726.64K Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
2.33%
▲+0.0047% pp QoQ
Shares Held by Insiders
726.64K
filed for Sep 2026
▲+0.20% QoQ
Shares Outstanding
31.18Mn
31,181,000 shares
Direct Holdings
726.64K
Indirect: 0
Net Shares Traded (QoQ)
+1.47K
net buying in Sep 2026
Insiders Holding Shares
4
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Quarter ending 30 Sep, 2026

As of September 29, 2026, the three largest insider holders of FTEK are Vincent J Arnone (President Ceo, 549.51K shares), Ellen T Albrecht (Chief Financial Officer, 91.68K shares), Sharon L Jones (Director, 83.97K shares).

Form 4 Holdings

Insiders Holding FTEK

Insiders 4
Shares held 726.64K
Of outstanding 2.33%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Vincent J Arnone President Ceo 549,513 0 549,513 75.6% 09 Mar, 2026
2 Ellen T Albrecht Chief Financial Officer 91,684 0 91,684 12.6% 13 Sep, 2024
3 Sharon L Jones Director 83,973 0 83,973 11.6% 06 Jun, 2025
4 Ramesh Nuggihalli President Ceo 1,471 0 1,471 0.2% 03 Sep, 2026

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

529 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
01 Sep, 2026 Ramesh Nuggihalli President Ceo Acquired P 1,471 $1.36 $2.00K 1,471 Direct
04 Jun, 2026 Sharon L Jones Director Acquired A 15,000 $0.00 $0 15,000 Direct
04 Jun, 2026 Dennis L Zeitler Director Acquired A 15,000 $0.00 $0 15,000 Direct
04 Jun, 2026 Douglas G Bailey Director Acquired A 15,000 $0.00 $0 15,000 Direct
24 Mar, 2026 William E Jr Cummings Senior Vice President, Sales Acquired A 6,250 $0.00 $0 6,250 Direct
24 Mar, 2026 Ellen T Albrecht Chief Financial Officer Acquired A 8,350 $0.00 $0 8,350 Direct
24 Mar, 2026 Vincent J Arnone President Ceo Acquired A 20,850 $0.00 $0 20,850 Direct
06 Mar, 2026 Vincent J Arnone President Ceo Acquired P 10,000 $1.24 $12.40K 549,513 Direct
04 Jun, 2025 Douglas G Bailey Director Acquired A 15,000 $0.00 $0 15,000 Direct
04 Jun, 2025 Sharon L Jones Director Disposed S 12,627 $1.67 $21.04K 83,973 Direct
04 Jun, 2025 Dennis L Zeitler Director Acquired A 15,000 $0.00 $0 15,000 Direct
04 Jun, 2025 Sharon L Jones Director Acquired A 15,000 $0.00 $0 15,000 Direct
28 Mar, 2025 Vincent J Arnone President Ceo Acquired P 15,000 $1.05 $15.75K 485,879 Direct
19 Nov, 2024 Sharon L Jones Director Acquired P 8,014 $1.08 $8.66K 96,600 Direct
15 Nov, 2024 Sharon L Jones Director Acquired P 4,200 $1.05 $4.41K 78,785 Direct
18 Nov, 2024 Sharon L Jones Director Acquired P 9,800 $1.05 $10.29K 88,585 Direct
12 Nov, 2024 Sharon L Jones Director Acquired P 9,500 $1.02 $9.69K 58,285 Direct
13 Nov, 2024 Sharon L Jones Director Acquired P 9,100 $1.05 $9.56K 67,385 Direct
14 Nov, 2024 Sharon L Jones Director Acquired P 7,200 $1.04 $7.49K 74,585 Direct
12 Sep, 2024 Vincent J Arnone President Ceo Acquired P 20,000 $1.02 $20.40K 460,513 Direct