SIGMA LABS INC

CUSIP: 826598500 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2021
Shares 22,781 Value ($000) $41 Avg Close — Range —
Q3 2021
Shares 18,781 Value ($000) $56 Avg Close — Range —
Q2 2021
Shares 18,781 Value ($000) $73 Avg Close — Range —
Q1 2021
Shares 18,781 Value ($000) $69 Avg Close — Range —
Q4 2020
Shares 19,781 Value ($000) $66 Avg Close — Range —
Q3 2020
Shares 14,000 Value ($000) $31 Avg Close — Range —