Ticker · CUSIP 359523107

FTEK

FUEL TECH INC
···Share
Holders (tracked)
4
Combined shares
1,809,972
Combined value
$2.82M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
462024Q12025Q4

SEC event timeline

4 events
  1. +376,994 shares · 2025Q4
    13F
  2. +126,160 shares · 2025Q4
    13F
  3. +249,089 shares · 2025Q4
    13F
  4. +46,500 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Trimmed0
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
4
$2.0M
2022Q2
3
$1.6M
2022Q3
2
$1K
2022Q4
6
$675K
2023Q1
6
$754K
2023Q2
6
$819K
2023Q3
6
$634K
2023Q4
6
$594K
2024Q1
6
$688K
2024Q2
6
$1.6M
2024Q3
5
$1.2M
2024Q4
5
$1.4M
2025Q1
4
$1.2M
2025Q2
4
$2.6M
2025Q3
3
$3.5M
2025Q4
4
$2.8M

Who owns FTEK

4 super-investors · 2025Q4
Tracked stake
1.81M
shares
Combined value
$3M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added3
#ManagerSharesValue
1Renaissance Technologies1.15M$2M
2Ken Griffin
Citadel Advisors
504.0K$786K
3Two Sigma Investments126.2K$197K
4Ken Griffin
Citadel Advisors
31.8K$50K

Recent moves

20 transactions
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