Home/Filings/4/0000950170-25-045546
4//SEC Filing

Srikanth Mahalingam 4

Accession 0000950170-25-045546

CIK 0001701732other

Filed

Mar 25, 8:00 PM ET

Accepted

Mar 26, 6:32 PM ET

Size

35.0 KB

Accession

0000950170-25-045546

Insider Transaction Report

Form 4
Period: 2025-03-26
Srikanth Mahalingam
Chief Technology Officer
Transactions
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$67.09/sh24,000$1,610,1600 total
    Exercise: $45.91Exp: 2032-12-15Class A Common Stock (24,000 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$73.18/sh22,500$1,646,5500 total
    Exercise: $39.82Exp: 2030-06-02Class A Common Stock (22,500 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$109.16/sh7,136$778,9660 total
    Exercise: $3.84Exp: 2025-12-17Class A Common Stock (7,136 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$47.81/sh14,845$709,7390 total
    Exercise: $65.19Exp: 2033-03-02Class A Common Stock (14,845 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$33.97/sh15,625$530,7810 total
    Exercise: $79.03Exp: 2034-03-15Class A Common Stock (15,625 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$109.36/sh3,804$416,0050 total
    Exercise: $3.64Exp: 2026-05-17Class A Common Stock (3,804 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$107.82/sh35,168$3,791,8140 total
    Exercise: $5.18Exp: 2027-06-09Class A Common Stock (35,168 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$60.97/sh22,500$1,371,8250 total
    Exercise: $52.03Exp: 2030-12-02Class A Common Stock (22,500 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$51.21/sh8,500$435,2850 total
    Exercise: $61.79Exp: 2032-02-15Class A Common Stock (8,500 underlying)
  • Disposition to Issuer

    Class A Common Stock

    2025-03-26$113.00/sh49,875$5,635,8750 total
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$82.85/sh1,472$121,9550 total
    Exercise: $30.15Exp: 2030-03-11Class A Common Stock (1,472 underlying)
  • Disposition to Issuer

    Class A Common Stock Option

    2025-03-26$51.07/sh6,280$320,7200 total
    Exercise: $61.93Exp: 2031-03-15Class A Common Stock (6,280 underlying)
Footnotes (27)
  • [F1]On March 26, 2025, the Company was acquired by Siemens Industry Software Inc. ("Siemens") pursuant to the merger agreement entered into among the Company, Siemens, and Astra Merger Sub Inc., dated as of October 30, 2024.
  • [F10]This option is fully vested.
  • [F11]This option represents an aggregate cash value of $3,791,813.76, representing the difference between the exercise price of the option and $113.00.
  • [F12]This option is fully vested.
  • [F13]This option represents an aggregate cash value of $121,955.20, representing the difference between the exercise price of the option and $113.00.
  • [F14]This option is fully vested.
  • [F15]This option represents an aggregate cash value of $1,646,550, representing the difference between the exercise price of the option and $113.00.
  • [F16]This option is fully vested.
  • [F17]This option represents an aggregate cash value of $1,371,825.00, representing the difference between the exercise price of the option and $113.00.
  • [F18]This option is fully vested.
  • [F19]This option represents an aggregate cash value of $320,719.60, representing the difference between the exercise price of the option and $113.00.
  • [F2]Includes 0 Class A Common Stock restricted stock units ("RSUs") that are unvested and scheduled to vest on or prior to December 31, 2025, and 19,426 RSUs that are unvested and scheduled to vest on or after January 1, 2026.
  • [F20]Includes 0 shares of Common Stock underlying the options that are unvested and scheduled to vest on or prior to December 31, 2025, and 2,125 shares of Common Stock underlying the options that are unvested and scheduled to vest on or after January 1, 2026.
  • [F21]This option represents an aggregate cash value of $435,285.00, representing the difference between the exercise price of the option and $113.00.
  • [F22]Includes 12,000 shares of Common Stock underlying the options that are unvested and scheduled to vest on or prior to December 31, 2025, and 0 shares of Common Stock underlying the options that are unvested and scheduled to vest on or after January 1, 2026.
  • [F23]This option represents an aggregate cash value of $1,610,160.00, representing the difference between the exercise price of the option and $113.00.
  • [F24]Includes 0 shares of Common Stock underlying the options that are unvested and scheduled to vest on or prior to December 31, 2025, and 7,422 shares of Common Stock underlying the options that are unvested and scheduled to vest on or after January 1, 2026.
  • [F25]This option represents an aggregate cash value of $709,739.45, representing the difference between the exercise price of the option and $113.00.
  • [F26]Includes 0 shares of Common Stock underlying the options that are unvested and scheduled to vest on or prior to December 31, 2025, and 11,718 shares of Common Stock underlying the options that are unvested and scheduled to vest on or after January 1, 2026.
  • [F27]This option represents an aggregate cash value of $530,781.25, representing the difference between the exercise price of the option and $113.00.
  • [F3]Upon the consummation of the merger, each issued and outstanding share of the Company's Class A Common Stock ("Common Stock") was canceled and converted into the right receive $113.00 in cash without interest. Each RSU that was granted under the Company's 2017 Equity Incentive Plan (the "2017 Plan") that was outstanding immediately prior to the consummation of the merger and was scheduled to vest on or before December 31, 2025 was vested, canceled and converted into the right to receive $113.00 in cash without interest.
  • [F4](continued from footnote 3) Each RSU that was granted under the 2017 Plan that was outstanding immediately prior to the consummation of the merger, and scheduled to vest on or after January 1, 2026 was canceled and converted into the right to receive $113.00 in cash without interest, and will be paid on the last day of the calendar quarter preceding the quarter in which such RSU would have otherwise vested in accordance with the vesting schedule in effect immediately prior to the consummation of the merger, less any applicable withholding taxes, subject to acceleration in certain circumstances.
  • [F5]This option is fully vested.
  • [F6]Each option that was outstanding immediately prior to the consummation of the merger and was scheduled to vest on or before December 31, 2025 was vested, canceled and converted into the right to receive the cash value of the option. Each option that was outstanding immediately prior to the consummation of the merger, and scheduled to vest on or after January 1, 2026 was canceled and converted into a right to receive the cash value of the option, such cash value of the option to be paid on the last day of the calendar quarter preceding the quarter in which such option would have otherwise vested in accordance with the vesting schedule in effect immediately prior to the consummation of the merger, less any applicable withholding taxes, subject to acceleration in certain circumstances.
  • [F7]This option represents an aggregate cash value of $778,965.76, representing the difference between the exercise price of the option and $113.00.
  • [F8]This option is fully vested.
  • [F9]This option represents an aggregate cash value of $416,005.44, representing the difference between the exercise price of the option and $113.00.

Documents

1 file

Issuer

Altair Engineering Inc.

CIK 0001701732

Entity typeother

Related Parties

1
  • filerCIK 0001720441

Filing Metadata

Form type
4
Filed
Mar 25, 8:00 PM ET
Accepted
Mar 26, 6:32 PM ET
Size
35.0 KB