Jeff Yass’s Fuel Tech FTEK Stock Holding History

Jeff Yass’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 Q4	–	Sell	-90,100	Closed	-$270K	–	12756
2025 Q3	$270K	Buy	+90,100	New	+$261K	﹤0.01%	10355
2025 Q2	–	Sell	-31,100	Closed	-$32.7K	–	12990
2025 Q1	$32.7K	Sell	31,100 -10,000	-24%	-$9.93K	﹤0.01%	11986
2024 Q4	$43.2K	Buy	+41,100	New	+$42.4K	﹤0.01%	11735
2022 Q2	–	Sell	-35,700	Closed	-$52K	–	13232
2022 Q1	$52K	Buy	35,700 +3,600	+11%	+$4.6K	﹤0.01%	12295
2021 Q4	$45K	Buy	32,100 +600	+2%	+$1.06K	﹤0.01%	12603
2021 Q3	$55K	Sell	31,500 -60,700	-66%	-$115K	﹤0.01%	12318
2021 Q2	$217K	Buy	92,200 +14,500	+19%	+$33.7K	﹤0.01%	11426
2021 Q1	$244K	Buy	+77,700	New	+$342K	﹤0.01%	11040
2019 Q3	–	Sell	-12,600	Closed	-$18K	–	10370
2019 Q2	$18K	Buy	+12,600	New	+$24.7K	﹤0.01%	10016
2014 Q2	–	Sell	-35,600	Closed	-$178K	–	9868
2014 Q1	$178K	Buy	35,600 +9,300	+35%	+$59.8K	﹤0.01%	8315
2013 Q4	$186K	Buy	+26,300	New	+$160K	﹤0.01%	8321

Other funds holding FTEK

GWI

Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

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 Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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 New York $138B AUM 41.87% 1-Year Est. Return

BCM

Beartown Capital Management Huntington Woods, Michigan $227M AUM

Jeff Yass's FTEK Position: Q2 2026 in Review

Jeff Yass reduced its Fuel Tech (FTEK) stake by 74% in Q2 2026, selling an estimated $155K and leaving 35,896 shares worth $79.3K. The position accounts for ﹤0.01% of the portfolio, ranked #12633.

Jeff Yass first reported a position in FTEK in Q2 2013 and has held it in 38 quarters since. The position peaked at $656K in Q4 2020. 43 funds tracked by Wall St. Rank hold FTEK as of Q2 2026.

Jeff Yass held 35,896 shares of Fuel Tech worth $79.3K as of Q2 2026.
Jeff Yass sold 104,196 Fuel Tech shares in Q2 2026, an estimated $155K.
Fuel Tech made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #12633 holding.
Jeff Yass first reported a position in Fuel Tech in Q2 2013 and has held it in 38 quarters since.
Jeff Yass's Fuel Tech position peaked at $656K in Q4 2020.
43 funds tracked by Wall St. Rank held Fuel Tech as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.