James R. Scapa Declaration of Trust - Insider Non-Derivative Transactions at Altair Engineering Inc. (ALTR) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 29, 2024, James R. Scapa Declaration of Trust's relationship to Altair Engineering Inc. (ALTR) is TenPercentOwner, and currently has 6,500 shares of Class A Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other ALTR insiders.

Related Topics: SEC Topic List.
Data Source: SEC.
James R. Scapa Declaration of Trust - Insider Non-Derivative Transactions of ALTR Class A Common Stock
James R. Scapa Declaration of Trust - Insider Non-Derivative Transactions at ALTR
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Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Nov 30, 2024 Sell -- (Class A Common Stock) 6500 105.69 0
Nov 30, 2024 C -- (Class A Common Stock) 6500 0 6500
Oct 29, 2024 Sell -- (Class A Common Stock) 295 103.84 0
Oct 29, 2024 Sell -- (Class A Common Stock) 2522 103.19 295
Oct 29, 2024 Sell -- (Class A Common Stock) 3683 102.08 2817
Oct 29, 2024 C -- (Class A Common Stock) 6500 0 6500
Oct 1, 2024 Sell -- (Class A Common Stock) 928 95.55 0
Oct 1, 2024 Sell -- (Class A Common Stock) 5572 95.03 928
Oct 1, 2024 C -- (Class A Common Stock) 6500 0 6500
Aug 29, 2024 Sell -- (Class A Common Stock) 1490 89.53 0
Aug 29, 2024 Sell -- (Class A Common Stock) 5010 88.89 1490
Aug 29, 2024 C -- (Class A Common Stock) 6500 0 6500
Jul 30, 2024 Sell -- (Class A Common Stock) 1483 88.6 0
Jul 30, 2024 Sell -- (Class A Common Stock) 5017 87.96 1483
Jul 30, 2024 C -- (Class A Common Stock) 6500 0 6500
Jun 29, 2024 Sell -- (Class A Common Stock) 900 99.57 0
Jun 29, 2024 Sell -- (Class A Common Stock) 1761 98.67 900
Jun 29, 2024 Sell -- (Class A Common Stock) 3839 97.77 2661
Jun 29, 2024 C -- (Class A Common Stock) 6500 0 6500
Jun 11, 2024 Sell -- (Class A Common Stock) 100 94.19 0
Jun 11, 2024 Sell -- (Class A Common Stock) 4950 93.28 100
Jun 11, 2024 Sell -- (Class A Common Stock) 1450 92.71 5050
Jun 11, 2024 C -- (Class A Common Stock) 6500 0 6500
Mar 19, 2024 Sell -- (Class A Common Stock) 4500 80.84 0
Mar 19, 2024 Sell -- (Class A Common Stock) 500 79.87 4500
Mar 19, 2024 C -- (Class A Common Stock) 5000 0 5000
Feb 17, 2024 Sell -- (Class A Common Stock) 2789 91.35 0
Feb 17, 2024 Sell -- (Class A Common Stock) 2211 90.72 2789
Feb 17, 2024 C -- (Class A Common Stock) 5000 0 5000
Jan 17, 2024 Sell -- (Class A Common Stock) 2904 83.91 0
Jan 17, 2024 Sell -- (Class A Common Stock) 2096 83.48 2904
Jan 17, 2024 C -- (Class A Common Stock) 5000 0 5000
Dec 19, 2023 Sell -- (Class A Common Stock) 67 74.58 0
Dec 19, 2023 Sell -- (Class A Common Stock) 4933 74.11 67
Dec 19, 2023 C -- (Class A Common Stock) 5000 0 5000
Nov 17, 2023 Sell -- (Class A Common Stock) 800 73.6 0
Nov 17, 2023 Sell -- (Class A Common Stock) 3253 72.48 800
Nov 17, 2023 Sell -- (Class A Common Stock) 947 71.74 4053
Nov 17, 2023 C -- (Class A Common Stock) 5000 0 5000
Oct 17, 2023 Sell -- (Class A Common Stock) 350 66.05 0
Oct 17, 2023 Sell -- (Class A Common Stock) 3348 65.44 350
Oct 17, 2023 Sell -- (Class A Common Stock) 1302 64.48 3698
Oct 17, 2023 C -- (Class A Common Stock) 5000 0 5000
Sep 19, 2023 Sell -- (Class A Common Stock) 5000 65.29 0
Sep 19, 2023 C -- (Class A Common Stock) 5000 0 5000
Aug 17, 2023 Sell -- (Class A Common Stock) 5000 62.47 0
Aug 17, 2023 C -- (Class A Common Stock) 5000 0 5000
Jul 18, 2023 Sell -- (Class A Common Stock) 2601 75.14 0
Jul 18, 2023 Sell -- (Class A Common Stock) 2399 74.66 2601
Jul 18, 2023 C -- (Class A Common Stock) 5000 0 5000
Jun 17, 2023 Sell -- (Class A Common Stock) 1400 75.63 0
Jun 17, 2023 Sell -- (Class A Common Stock) 3600 75 1400
Jun 17, 2023 C -- (Class A Common Stock) 5000 0 5000
May 17, 2023 Sell -- (Class A Common Stock) 5000 67.94 0
May 17, 2023 C -- (Class A Common Stock) 5000 0 5000
Apr 18, 2023 Sell -- (Class A Common Stock) 291 71.08 0
Apr 18, 2023 Sell -- (Class A Common Stock) 4709 70.28 291
Apr 18, 2023 C -- (Class A Common Stock) 5000 0 5000
Mar 16, 2023 Sell -- (Class A Common Stock) 8676 66.49 0
Mar 16, 2023 Sell -- (Class A Common Stock) 11324 65.91 8676
Mar 16, 2023 C -- (Class A Common Stock) 20000 0 20000
Feb 16, 2023 Sell -- (Class A Common Stock) 3396 58.15 0
Feb 16, 2023 Sell -- (Class A Common Stock) 16604 57.6 3396
Feb 16, 2023 C -- (Class A Common Stock) 20000 0 20000
Jan 18, 2023 Sell -- (Class A Common Stock) 20000 49.91 0
Jan 18, 2023 C -- (Class A Common Stock) 20000 0 20000
Jan 10, 2023 Sell -- (Class A Common Stock) 289 49.05 0
Jan 10, 2023 Sell -- (Class A Common Stock) 19711 48.44 289
Jan 10, 2023 C -- (Class A Common Stock) 20000 0 20000