ASP ISOTOPES INC

Ticker: ASPI CUSIP: 00218A105 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 444,345 Value ($000) $2,377 Avg Close $7.95 Range $5.24 - $14.49

Q3 2025

Shares 628,243 Value ($000) $6,044 Avg Close $9.22 Range $6.59 - $11.86

Q2 2025

Shares 706,788 Value ($000) $5,202 Avg Close $6.71 Range $3.92 - $10.08

Q1 2025

Shares 269,628 Value ($000) $1,265 Avg Close $4.99 Range $3.65 - $7.00

Q4 2024

Shares 67,121 Value ($000) $304 Avg Close $5.32 Range $2.61 - $9.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	444,345	$2,377	$7.95	$5.24 - $14.49
Q3 2025	628,243	$6,044	$9.22	$6.59 - $11.86
Q2 2025	706,788	$5,202	$6.71	$3.92 - $10.08
Q1 2025	269,628	$1,265	$4.99	$3.65 - $7.00
Q4 2024	67,121	$304	$5.32	$2.61 - $9.33