Question 1

How many shares of FTEK does JANE STREET GROUP, LLC own?

Accepted Answer

As of 2026-Q2, JANE STREET GROUP, LLC holds 109,483 shares of FTEK (FUEL TECH INC).

Question 2

What is JANE STREET GROUP, LLC's FTEK position worth?

Accepted Answer

As of 2026-Q2, JANE STREET GROUP, LLC's FTEK position is worth $241,957.

Question 3

Is JANE STREET GROUP, LLC buying or selling FTEK?

Accepted Answer

In 2026-Q2, JANE STREET GROUP, LLC increased their FTEK position (+54.6% change in shares).

Question 4

When did JANE STREET GROUP, LLC first buy FTEK?

Accepted Answer

Based on available 13F filings, JANE STREET GROUP, LLC first reported a position in FTEK in 2021-Q4. They have held the position across 10 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	109,483	+54.6%	$241,957	0.0%	$2.21	22
2026-Q1	Decreased	70,797	-72.8%	$86,373	0.0%	$1.38	0
2025-Q4	Increased	260,782	+10.1%	$406,820	0.0%	$1.53	26
2025-Q3	New	236,922	-	$710,766	0.0%	$2.93	34
2023-Q1	Exited	0	-100.0%	$0	0.0%	$1.26	0
2022-Q4	Decreased	11,810	-48.0%	$15,058	0.0%	$1.27	0
2022-Q3	Increased	22,731	+107.3%	$27,000	0.0%	$1.18	21
2022-Q2	New	10,966	-	$14,000	0.0%	$1.27	27
2022-Q1	Exited	0	-100.0%	$0	0.0%	$1.42	0
2021-Q4	New	14,955	-	$21,000	0.0%	$1.37	29

FTEK10 quarters

FTEK
10 quarters