Insider Trading activities of Sigma Labs, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Sigma Labs, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Sigma Labs, Inc. since year 2005. Table 2 shows the detailed insider transactions of Sigma Labs, Inc. since 2005. The reporting company's ticker symbol is SGLB. The reporting company's CIK number is 788611.
The total value of stock buying since 2005 is $0.
The total value of stock sales since 2005 is $25,590.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Sigma Labs, Inc. (SGLB).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-12 0 $0 7,874 $25,590 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Sigma Labs, Inc. insiders (SGLB)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-12-22 Cola Mark (President and CTO) Sale 7,874 3.25 25,590

Insider trading activities including stock purchases, stock sales, and option exercises of SGLB listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Sigma Labs, Inc. (symbol SGLB, CIK number 788611) see the Securities and Exchange Commission (SEC) website.