TSS INC DEL

Ticker: TSSI CUSIP: 87288V101 Class: Common Stock

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

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

Q3 2025

Shares 114,622 Value ($000) $2,076 Avg Close $19.98 Range $12.01 - $31.72

Q1 2025

Shares 36,203 Value ($000) $284 Avg Close $11.91 Range $7.48 - $18.26

Q4 2024

Shares 15,014 Value ($000) $178 Avg Close $8.46 Range $5.04 - $12.99

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	114,622	$2,076	$19.98	$12.01 - $31.72
Q1 2025	36,203	$284	$11.91	$7.48 - $18.26
Q4 2024	15,014	$178	$8.46	$5.04 - $12.99