Citadel Advisors
FTEK icon

Citadel Advisors’s Fuel Tech FTEK Stock Holding History

Citadel Advisors’s Portfolio FTEK Stock Details FTEK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-123,200
Closed -$310K – 13220
2025
Q2 		$310K Buy
123,200
+122,200
+12,220% +$174K ﹤0.01% 9737
2025
Q1 		$1.05K Buy
1,000
+300
+43% +$298 ﹤0.01% 14177
2024
Q4 		$735 Sell
700
-9,300
-93% -$9.6K ﹤0.01% 14277
2024
Q3 		$10.5K Buy
10,000
+9,500
+1,900% +$9.73K ﹤0.01% 13202
2024
Q2 		$535 Sell
500
-6,000
-92% -$6.95K ﹤0.01% 13969
2024
Q1 		$7.87K Buy
6,500
+5,200
+400% +$5.72K ﹤0.01% 13589
2023
Q4 		$1.36K Buy
1,300
+1,000
+333% +$1.06K ﹤0.01% 13840
2023
Q3 		$354 Hold
300
– – ﹤0.01% 14079
2023
Q2 		$398 Sell
300
-600
-67% -$786 ﹤0.01% 14128
2023
Q1 		$1.15K Buy
900
+100
+13% +$143 ﹤0.01% 14352
2022
Q4 		$1.02K Buy
+800
New +$1.02K ﹤0.01% 14541
2022
Q3 		– Sell
-27,900
Closed -$35K – 12946
2022
Q2 		$35K Buy
+27,900
New +$36.2K ﹤0.01% 12141
2021
Q3 		– Sell
-18,500
Closed -$43K – 14067
2021
Q2 		$43K Buy
18,500
+2,700
+17% +$6.28K ﹤0.01% 13387
2021
Q1 		$50K Sell
15,800
-3,500
-18% -$15.4K ﹤0.01% 12900
2020
Q4 		$75K Buy
+19,300
New +$43.8K ﹤0.01% 10382
2015
Q2 		– Sell
-200
Closed -$1K – 8835
2015
Q1 		$1K Buy
+200
New +$656 ﹤0.01% 8452
2014
Q4 		– Sell
-5,400
Closed -$23K – 8557
2014
Q3 		$23K Sell
5,400
-700
-11% -$3.35K ﹤0.01% 7342
2014
Q2 		$34K Sell
6,100
-1,400
-19% -$7.87K ﹤0.01% 7004
2014
Q1 		$38K Sell
7,500
-3,300
-31% -$21.2K ﹤0.01% 6939
2013
Q4 		$77K Buy
10,800
+9,400
+671% +$57.3K ﹤0.01% 5800
2013
Q3 		$6K Buy
+1,400
New +$5.57K ﹤0.01% 6558

Other funds holding FTEK

GWI
Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PLC
Peapod Lane Capital Bedford Hills, New York $148M AUM 89.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
BCM
Beartown Capital Management Huntington Woods, Michigan $227M AUM

Citadel Advisors's FTEK Position: Q2 2026 in Review

Citadel Advisors reduced its Fuel Tech (FTEK) stake by 91% in Q2 2026, selling an estimated $300K and leaving 19,070 shares worth $42.1K. The position accounts for ﹤0.01% of the portfolio, ranked #13198.

Citadel Advisors first reported a position in FTEK in Q2 2013 and has held it in 34 quarters since. The position peaked at $786K in Q4 2025. 43 funds tracked by Wall St. Rank hold FTEK as of Q2 2026.

  • Citadel Advisors held 19,070 shares of Fuel Tech worth $42.1K as of Q2 2026.
  • Citadel Advisors sold 202,329 Fuel Tech shares in Q2 2026, an estimated $300K.
  • Fuel Tech made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #13198 holding.
  • Citadel Advisors first reported a position in Fuel Tech in Q2 2013 and has held it in 34 quarters since.
  • Citadel Advisors's Fuel Tech position peaked at $786K in Q4 2025.
  • 43 funds tracked by Wall St. Rank held Fuel Tech as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.