SIGMA LABS INC

CUSIP: 826598302 Class: COM PAR

SABBY MANAGEMENT, LLC's Holding History (CIK: 0001535610)

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

Q3 2017
Shares 70,000 Value ($000) $132 Avg Close — Range —
Q2 2017
Shares 102,946 Value ($000) $220 Avg Close — Range —
Q1 2017
Shares 182,244 Value ($000) $565 Avg Close — Range —