Security Snapshot

FUEL TECH, INC. - COMMON STOCK (FTEK) Institutional Ownership

CUSIP: 359523107

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

42

Shares (Excl. Options)

7.36MFull value: 7,357,171 · shares · 30 Jun 2026

Price

$2.21

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class
Equity / COMMON STOCK
Symbol
FTEK on Nasdaq
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
7,357,171
Latest holder snapshot 5 signals
Total 13F value
$16,257,683
Portfolio coverage rank
0%
Share change
-87,331
Value change
+$24,119
Number of holders
42
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
31,200,547
SEC-reported price per share
$1.66
Insider filing price
$1.66
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • FTEK - FUEL TECH, INC. - COMMON STOCK is tracked under CUSIP 359523107.
  • 42 institutions reported positions in Q2 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 45 to 42 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $9.22MFull value: $9,222,119 · USD · 31 Mar 2026
    to
    $16.26MFull value: $16,257,683 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 42 institutions filings for Q2 2026.

Open SEC evidence

Security key

359523107

13F reference period

Q2 2026

13F holders

42

13D/G owners

1

CIK / CUSIP context first

Open Q2 2026 holders FTEK full holder history FUEL TECH, INC. SEC filings FUEL TECH, INC. company facts FUEL TECH, INC. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
FTEK
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
GRACE & WHITE INC /NY 4.9% +3.2% $2,651,048 +$95,329 1,541,307 +3.7% Grace & White, Inc. 31 Mar 2026
As of 30 Jun 2026, 42 institutional investors reported holding
7.36MFull value: 7,357,171 · shares · 30 Jun 2026
shares of FUEL TECH, INC. - COMMON STOCK (FTEK). This represents 24% of the company’s total
31.2MFull value: 31,200,547 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
23%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
GRACE & WHITE INC /NY 4.9% 1,541,307 0% 0.54% $3,406,288
RENAISSANCE TECHNOLOGIES LLC 3.5% 1,102,406 -22% 0% $2,436,317
VANGUARD CAPITAL MANAGEMENT LLC 3.2% 1,005,701 +1.8% 0% $2,222,599
Peapod Lane Capital LLC 2.6% 820,592 +71% 1.2% $1,813,508
GEODE CAPITAL MANAGEMENT, LLC 1.7% 522,983 -1.8% 0% $1,155,949
BlackRock, Inc. 1.6% 496,493 +21% 0% $1,097,249
US BANCORP \DE\ 0.98% 304,776 0% 0% $673,555
GSA CAPITAL PARTNERS LLP 0.95% 295,141 +20% 0.04% $652,000
TWO SIGMA INVESTMENTS, LP 0.54% 168,457 -29% 0% $372,290
Beartown Capital Management, LLC 0.47% 146,689 0% 0.14% $324,183
VANGUARD FIDUCIARY TRUST CO 0.43% 133,459 +0.72% 0% $294,944
STATE STREET CORP 0.39% 121,846 0% 0% $269,280
Marquette Asset Management, LLC 0.35% 110,509 0.03% $244,225
JANE STREET GROUP, LLC 0.35% 109,483 +55% 0% $241,957
THOMPSON DAVIS & CO., INC. 0.27% 85,800 0.11% $189,618
ESSEX INVESTMENT MANAGEMENT CO LLC 0.25% 77,159 -0.12% 0.02% $170,521
NORTHERN TRUST CORP 0.19% 60,333 +92% 0% $133,336
Rothschild Wealth LLC 0.13% 40,000 0.01% $88,400
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.12% 35,896 -74% 0% $79,330
LexAurum Advisors, LLC 0.06% 20,160 +42% 0.01% $44,554
CITADEL ADVISORS LLC 0.06% 19,070 -91% 0% $42,145
Legato Capital Management LLC 0.06% 18,165 0% 0% $40,145
UBS Group AG 0.06% 18,015 +1801400% 0% $39,813
GROUP ONE TRADING LLC 0.04% 13,903 -65% 0% $30,726
DIMENSIONAL FUND ADVISORS LP 0.04% 13,428 -31% 0% $29,061

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 3,460,675 $5,606,526 -$325,068 $1.62 12
2026 Q2 7,357,171 $16,257,683 +$24,119 $2.21 42
2026 Q1 7,559,502 $9,222,119 -$75,382 $1.22 45
2025 Q4 7,566,282 $11,789,949 -$836,810 $1.56 43
2025 Q3 7,145,869 $21,435,903 +$3,039,739 $3.00 47
2025 Q2 6,138,396 $15,470,557 -$1,271,889 $2.52 36
2025 Q1 6,718,566 $7,051,611 -$259,545 $1.05 34
2024 Q4 6,962,774 $7,311,235 -$487,399 $1.05 38
2024 Q3 6,449,842 $6,771,478 +$267,143 $1.05 35
2024 Q2 6,194,104 $6,627,601 -$190,904 $1.07 31
2024 Q1 6,368,532 $7,705,994 +$154,907 $1.21 30
2023 Q4 5,492,782 $6,837,058 +$1,155,423 $1.05 33
2023 Q3 6,005,153 $7,085,041 -$337,778 $1.18 36
2023 Q2 6,104,212 $8,299,918 +$858,479 $1.32 38
2023 Q1 5,618,028 $7,190,971 -$19,532 $1.28 35
2022 Q4 5,478,001 $7,178,118 +$297,096 $1.28 35
2022 Q3 5,238,907 $6,131,000 +$364,677 $1.17 26
2022 Q2 4,916,098 $6,095,000 -$667,715 $1.24 24
2022 Q1 5,145,645 $7,822,000 -$654,642 $1.45 26
2021 Q4 5,649,428 $7,908,000 +$814,138 $1.40 35
2021 Q3 5,030,233 $8,763,696 -$1,096,787 $1.74 32
2021 Q2 5,653,703 $13,282,940 -$7,950,396 $2.35 34
2021 Q1 7,944,821 $24,942,140 +$10,068,207 $3.14 37
2020 Q4 4,735,371 $18,380,552 -$4,132,226 $3.88 28
2020 Q3 5,930,541 $4,991,337 +$101,150 $0.84 27
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