Question 1

How many shares of FCEL does GROUP ONE TRADING LLC own?

Accepted Answer

As of 2026-Q2, GROUP ONE TRADING LLC holds 696,353 shares of FCEL (FUELCELL ENERGY INC).

Question 2

What is GROUP ONE TRADING LLC's FCEL position worth?

Accepted Answer

As of 2026-Q2, GROUP ONE TRADING LLC's FCEL position is worth $25.1M.

Question 3

Is GROUP ONE TRADING LLC buying or selling FCEL?

Accepted Answer

In 2026-Q2, GROUP ONE TRADING LLC increased their FCEL position (+1270.3% change in shares).

Question 4

When did GROUP ONE TRADING LLC first buy FCEL?

Accepted Answer

Based on available 13F filings, GROUP ONE TRADING LLC first reported a position in FCEL in 2024-Q3. They have held the position across 25 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	696,353	+1270.3%	$25.1M	0.0%	$36.01	46
2026-Q1	New	50,818	—	$331,842	0.0%	$7.93	33
2024-Q4	Exited	0	-100.0%	$0	0.0%	$9.32	0
2024-Q3	Decreased	84,991	-15.4%	$32,297	0.0%	$12.00	0