SIGMA LABS INC

CUSIP: 826598500 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q1 2023
Shares 2,272 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 1,211 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 2,504 Value ($000) $2 Avg Close — Range —
Q1 2022
Shares 110 Value ($000) $0 Avg Close — Range —
Q4 2021
Shares 9,059 Value ($000) $16 Avg Close — Range —
Q3 2021
Shares 72,165 Value ($000) $277 Avg Close — Range —
Q2 2021
Shares 72,165 Value ($000) $281 Avg Close — Range —
Q1 2021
Shares 24,820 Value ($000) $92 Avg Close — Range —