Uwe Schramm - 01 Sep 2021 Form 4 Insider Report for Altair Engineering Inc. (ALTR)

Signature
/s/ Raoul Maitra, attorney-in-fact for Uwe Schramm
Issuer symbol
ALTR
Transactions as of
01 Sep 2021
Net transactions value
-$349,100
Form type
4
Filing time
01 Sep 2021, 16:47:27 UTC
Previous filing
10 Aug 2021
Next filing
05 Nov 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALTR Class A Common Stock Options Exercise $25,900 +5,000 +12% $5.18* 48,265 01 Sep 2021 Direct F1
transaction ALTR Class A Common Stock Sale $375,000 -5,000 -10% $75.00 43,265 01 Sep 2021 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ALTR Stock Option (Right to Buy) Options Exercise $0 -5,000 -29% $0.000000 12,336 01 Sep 2021 Class A Common Stock 5,000 $5.18 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 5,229 Class A Common Stock restricted stock units that are unvested.
F2 The sale of the shares of Class A Common Stock were made pursuant to a plan intended to comply with Rule 10b5-1 of the Exchange Act, previously entered into on June 10, 2021.
F3 The options vest in 4 equal annual installments commencing June 9, 2018.

Remarks:

Chief Technical Officer, Modeling/Visualization