SIGMA LABS INC

CUSIP: 826598500 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2023
Shares 2,607 Value ($000) $1 Avg Close — Range —
Q1 2023
Shares 2,643 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 2,643 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 2,893 Value ($000) $2 Avg Close — Range —
Q2 2022
Shares 1,700 Value ($000) $2 Avg Close — Range —
Q4 2021
Shares 646 Value ($000) $2 Avg Close — Range —
Q3 2021
Shares 842 Value ($000) $3 Avg Close — Range —
Q2 2021
Shares 1,583 Value ($000) $6 Avg Close — Range —
Q2 2020
Shares 1,378 Value ($000) $4 Avg Close — Range —