Insider Trading activities of Altair Engineering Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Altair Engineering Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Altair Engineering Inc. since year 2005. Table 2 shows the detailed insider transactions of Altair Engineering Inc. since 2005. The reporting company's ticker symbol is ALTR. The reporting company's CIK number is 1701732.
The total value of stock buying since 2005 is $0.
The total value of stock sales since 2005 is $69,336,101.
The total value of stock option exercises since 2005 is $1,110,397.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Altair Engineering Inc. (ALTR).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-11 0 $0 5,734,996 $69,336,101 1,734,996 $1,110,397

Table 2. Detailed insider stock purchases, sales, and option exercises of Altair Engineering Inc. insiders (ALTR)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-11-03 Christ Revocable Trust (10% Owner) Sale 1,200,000 12.09 14,508,000
2017-11-03 Gc Investments Llc (10% Owner) Sale 800,000 12.09 9,672,000
2017-11-03 Christ George J (10% Owner) Sale 2,000,000 12.09 24,180,000
2017-11-03 Scapa James Ralph (Chief Executive Officer) Sale 1,734,996 12.09 20,976,101
2017-11-03 Scapa James Ralph (Chief Executive Officer) Option Ex 1,734,996 .64 1,110,397

Insider trading activities including stock purchases, stock sales, and option exercises of ALTR listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Altair Engineering Inc. (symbol ALTR, CIK number 1701732) see the Securities and Exchange Commission (SEC) website.