INTRUSION INC

CUSIP: 46121E205 Class: COMMON

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

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

Q4 2023
Shares 1,534 Value ($000) $0 Avg Close — Range —
Q3 2023
Shares 1,534 Value ($000) $1 Avg Close — Range —
Q4 2022
Shares 3,110 Value ($000) $10 Avg Close — Range —
Q3 2022
Shares 3,110 Value ($000) $15 Avg Close — Range —
Q2 2022
Shares 9,274 Value ($000) $36 Avg Close — Range —
Q1 2022
Shares 11,291 Value ($000) $28 Avg Close — Range —
Q4 2021
Shares 1,222 Value ($000) $4 Avg Close — Range —
Q3 2021
Shares 647 Value ($000) $3 Avg Close — Range —