Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Altair Engineering Inc. (ALTR) since 2017 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Altair Engineering Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1701732.
Total stock buying since 2017: $0.
Total stock sales since 2017: $1,055,607,197.
Total stock option exercises since 2017: $3,405,855.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 13,835 | $1,542,225 | 0 | $0 |
| 2024 | 0 | $0 | 2,708,860 | $250,675,438 | 75,534 | $0 |
| 2023 | 0 | $0 | 1,854,765 | $129,898,324 | 20,778 | $15,360 |
| 2022 | 0 | $0 | 106,971 | $5,520,789 | 45,883 | $103,858 |
| 2021 | 0 | $0 | 4,079,832 | $278,446,588 | 75,006 | $280,601 |
| 2020 | 0 | $0 | 2,295,107 | $101,499,543 | 189,499 | $448,250 |
| 2019 | 0 | $0 | 2,276,350 | $85,561,772 | 157,182 | $297,792 |
| 2018 | 0 | $0 | 3,982,840 | $133,126,417 | 482,690 | $1,142,668 |
| 2017 | 0 | $0 | 5,734,996 | $69,336,101 | 1,750,060 | $1,117,326 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-03 | 0 | $0 | 6,028 | $671,289 | 0 | $0 |
| 2025-02 | 0 | $0 | 7,807 | $870,936 | 0 | $0 |
| 2024-12 | 0 | $0 | 39,893 | $4,227,654 | 24,300 | $0 |
| 2024-11 | 0 | $0 | 28,923 | $3,052,263 | 8,644 | $0 |
| 2024-10 | 0 | $0 | 526,524 | $52,580,224 | 620 | $0 |
| 2024-09 | 0 | $0 | 126,716 | $12,049,528 | 620 | $0 |
| 2024-08 | 0 | $0 | 26,620 | $2,370,678 | 620 | $0 |
| 2024-07 | 0 | $0 | 26,620 | $2,355,897 | 620 | $0 |
| 2024-06 | 0 | $0 | 657,995 | $63,244,917 | 620 | $0 |
| 2024-05 | 0 | $0 | 767,372 | $66,825,127 | 32,472 | $0 |
| 2024-04 | 0 | $0 | 26,186 | $2,255,638 | 620 | $0 |
| 2024-03 | 0 | $0 | 235,586 | $20,126,478 | 6,398 | $0 |
| 2024-02 | 0 | $0 | 26,425 | $2,358,094 | 0 | $0 |
| 2024-01 | 0 | $0 | 220,000 | $19,228,940 | 0 | $0 |
| 2023-12 | 0 | $0 | 150,082 | $10,932,848 | 600 | $0 |
| 2023-11 | 0 | $0 | 297,989 | $21,955,504 | 5,511 | $0 |
| 2023-10 | 0 | $0 | 20,000 | $1,306,480 | 0 | $0 |
| 2023-09 | 0 | $0 | 20,000 | $1,305,800 | 0 | $0 |
| 2023-08 | 0 | $0 | 20,360 | $1,271,576 | 4,000 | $15,360 |
| 2023-07 | 0 | $0 | 220,000 | $16,412,840 | 0 | $0 |
| 2023-06 | 0 | $0 | 237,534 | $17,753,230 | 5,507 | $0 |
| 2023-05 | 0 | $0 | 30,430 | $2,069,972 | 3,636 | $0 |
| 2023-04 | 0 | $0 | 420,000 | $29,785,138 | 0 | $0 |
| 2023-03 | 0 | $0 | 292,675 | $19,192,945 | 1,524 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-18 | Saravia Gilma (Chief People Officer) | Sale | 425 | 111.30 | 47,302 |
| 2025-03-17 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 229 | 111.30 | 25,487 |
| 2025-03-17 | Marraccini Jeffrey (See Remarks) | Sale | 90 | 111.30 | 10,017 |
| 2025-03-17 | Gayle Brian (Chief Accounting Officer) | Sale | 182 | 111.30 | 20,256 |
| 2025-03-17 | Buckner Stephanie (Chief Operating Officer) | Sale | 47 | 111.30 | 5,231 |
| 2025-03-17 | Maitra Raoul (Chief Legal Officer) | Sale | 403 | 111.30 | 44,853 |
| 2025-03-17 | Messano Amy (Chief Marketing Officer) | Sale | 416 | 111.30 | 46,300 |
| 2025-03-17 | Dias Nelson (Chief Revenue Officer) | Sale | 1,671 | 111.30 | 185,982 |
| 2025-03-17 | Scapa James Ralph (Chief Executive Officer) | Sale | 9 | 111.30 | 1,001 |
| 2025-03-03 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 121 | 111.45 | 13,485 |
| 2025-03-03 | Marraccini Jeffrey (See Remarks) | Sale | 197 | 111.45 | 21,955 |
| 2025-03-03 | Gayle Brian (Chief Accounting Officer) | Sale | 184 | 111.45 | 20,506 |
| 2025-03-03 | Buckner Stephanie (Chief Operating Officer) | Sale | 62 | 111.45 | 6,909 |
| 2025-03-03 | Saravia Gilma (Chief People Officer) | Sale | 264 | 111.45 | 29,422 |
| 2025-03-03 | Maitra Raoul (Chief Legal Officer) | Sale | 240 | 111.45 | 26,748 |
| 2025-03-03 | Brown Matthew Charles (Chief Financial Officer) | Sale | 742 | 111.45 | 82,695 |
| 2025-03-03 | Messano Amy (Chief Marketing Officer) | Sale | 255 | 111.45 | 28,419 |
| 2025-03-03 | Dias Nelson (Chief Revenue Officer) | Sale | 491 | 111.45 | 54,721 |
| 2025-02-26 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 120 | 111.53 | 13,383 |
| 2025-02-26 | Gayle Brian (Chief Accounting Officer) | Sale | 137 | 111.53 | 15,279 |
| 2025-02-26 | Saravia Gilma (Chief People Officer) | Sale | 243 | 111.53 | 27,101 |
| 2025-02-26 | Maitra Raoul (Chief Legal Officer) | Sale | 188 | 111.53 | 20,967 |
| 2025-02-26 | Brown Matthew Charles (Chief Financial Officer) | Sale | 3,811 | 111.53 | 425,040 |
| 2025-02-26 | Messano Amy (Chief Marketing Officer) | Sale | 235 | 111.53 | 26,209 |
| 2025-02-26 | Dias Nelson (Chief Revenue Officer) | Sale | 373 | 111.53 | 41,600 |
| 2025-02-25 | Harris Teresa A (Director) | Sale | 2,700 | 111.61 | 301,357 |
| 2024-12-16 | Buckner Stephanie (Chief Operating Officer) | Option Ex | 1,800 | .00 | 0 |
| 2024-12-10 | Dias Nelson (Chief Revenue Officer) | Sale | 22,500 | 106.23 | 2,390,085 |
| 2024-12-10 | Dias Nelson (Chief Revenue Officer) | Option Ex | 22,500 | .00 | 0 |
| 2024-12-03 | Srikanth Mahalingam (Chief Technology Officer) | Sale | 1,298 | 105.65 | 137,133 |
| 2024-12-03 | Scapa James Ralph (Chief Executive Officer) | Sale | 16,095 | 105.65 | 1,700,436 |
| 2024-11-29 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 105.69 | 686,985 |
| 2024-11-29 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 105.69 | 686,985 |
| 2024-11-29 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 105.69 | 1,373,970 |
| 2024-11-26 | Srikanth Mahalingam (Chief Technology Officer) | Sale | 119 | 105.80 | 12,589 |
| 2024-11-26 | Srikanth Mahalingam (Chief Technology Officer) | Option Ex | 6,000 | .00 | 0 |
| 2024-11-22 | Kunju Ravi (Chief Product Strategy Officer) | Option Ex | 200 | .00 | 0 |
| 2024-11-11 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 360 | 103.65 | 37,314 |
| 2024-11-05 | Marraccini Jeffrey (See Remarks) | Sale | 1,824 | 104.10 | 189,878 |
| 2024-11-05 | Marraccini Jeffrey (See Remarks) | Option Ex | 1,824 | .00 | 0 |
| 2024-11-05 | Harris Teresa A (Director) | Sale | 620 | 104.10 | 64,542 |
| 2024-11-05 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-10-28 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 103.04 | 669,747 |
| 2024-10-28 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 103.04 | 669,747 |
| 2024-10-28 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 103.04 | 1,339,494 |
| 2024-10-23 | Christ Revocable Trust (10% Owner) | Sale | 100,000 | 105.78 | 10,577,700 |
| 2024-10-23 | Christ George J (10% Owner) | Sale | 100,000 | 105.78 | 10,577,700 |
| 2024-10-14 | Gc Investments Llc (10% Owner) | Sale | 2,176 | 95.31 | 207,403 |
| 2024-10-14 | Christ George J (10% Owner) | Sale | 2,176 | 95.31 | 207,403 |
| 2024-10-11 | Gc Investments Llc (10% Owner) | Sale | 97,824 | 95.67 | 9,358,919 |
| 2024-10-11 | Christ George J (10% Owner) | Sale | 97,824 | 95.67 | 9,358,919 |
| 2024-10-09 | Christ Revocable Trust (10% Owner) | Sale | 49,952 | 95.63 | 4,777,109 |
| 2024-10-09 | Christ George J (10% Owner) | Sale | 49,952 | 95.63 | 4,777,109 |
| 2024-10-01 | Harris Teresa A (Director) | Sale | 620 | 95.12 | 58,974 |
| 2024-10-01 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-09-30 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 95.29 | 619,372 |
| 2024-09-30 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 95.29 | 619,372 |
| 2024-09-30 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 95.29 | 1,238,744 |
| 2024-09-27 | Christ Revocable Trust (10% Owner) | Sale | 50,048 | 95.07 | 4,758,213 |
| 2024-09-27 | Christ George J (10% Owner) | Sale | 50,048 | 95.07 | 4,758,213 |
| 2024-09-03 | Harris Teresa A (Director) | Sale | 620 | 89.70 | 55,614 |
| 2024-09-03 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-08-28 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 89.21 | 579,871 |
| 2024-08-28 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 89.21 | 579,871 |
| 2024-08-28 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 89.21 | 1,159,743 |
| 2024-08-06 | Harris Teresa A (Director) | Sale | 620 | 82.57 | 51,193 |
| 2024-08-06 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-07-29 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 88.28 | 573,826 |
| 2024-07-29 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 88.28 | 573,826 |
| 2024-07-29 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 88.28 | 1,147,653 |
| 2024-07-09 | Harris Teresa A (Director) | Sale | 620 | 97.73 | 60,592 |
| 2024-07-09 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-06-28 | Jrs Investments Llc (10% Owner) | Sale | 6,500 | 98.67 | 641,348 |
| 2024-06-28 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 6,500 | 98.67 | 641,348 |
| 2024-06-28 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 98.67 | 1,282,697 |
| 2024-06-27 | Christ Revocable Trust (10% Owner) | Sale | 100,000 | 98.66 | 9,865,600 |
| 2024-06-27 | Christ George J (10% Owner) | Sale | 100,000 | 98.66 | 9,865,600 |
| 2024-06-14 | Maitra Raoul (Chief Legal Officer) | Sale | 1,030 | 96.31 | 99,199 |
| 2024-06-13 | Gayle Brian (Chief Accounting Officer) | Sale | 1,866 | 96.57 | 180,199 |
| 2024-06-12 | Gc Investments Llc | Sale | 100,000 | 97.35 | 9,735,100 |
| 2024-06-12 | Christ George J | Sale | 100,000 | 97.35 | 9,735,100 |
| 2024-06-11 | Christ Revocable Trust | Sale | 100,000 | 92.48 | 9,248,300 |
| 2024-06-11 | Christ George J | Sale | 100,000 | 92.48 | 9,248,300 |
| 2024-06-10 | Jrs Investments Llc | Sale | 6,500 | 93.39 | 607,048 |
| 2024-06-10 | James R. Scapa Declaration Of Trust | Sale | 6,500 | 93.39 | 607,048 |
| 2024-06-10 | Scapa James Ralph (Chief Executive Officer) | Sale | 13,000 | 93.39 | 1,214,096 |
| 2024-06-05 | Srikanth Mahalingam (Chief Technology Officer) | Sale | 2,479 | 89.01 | 220,645 |
| 2024-06-04 | Harris Teresa A (Director) | Sale | 620 | 85.95 | 53,289 |
| 2024-06-04 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-05-21 | Messano Amy (Chief Marketing Officer) | Sale | 19,852 | 90.51 | 1,796,784 |
| 2024-05-21 | Messano Amy (Chief Marketing Officer) | Option Ex | 19,852 | .00 | 0 |
| 2024-05-21 | Gc Investments Llc (10% Owner) | Sale | 1,296 | 90.86 | 117,755 |
| 2024-05-21 | Christ George J (10% Owner) | Sale | 1,296 | 90.86 | 117,755 |
| 2024-05-20 | Gc Investments Llc (10% Owner) | Sale | 48,704 | 91.84 | 4,473,170 |
| 2024-05-20 | Christ George J (10% Owner) | Sale | 48,704 | 91.84 | 4,473,170 |
| 2024-05-17 | Gayle Brian (Chief Accounting Officer) | Sale | 773 | 90.10 | 69,648 |
| 2024-05-17 | Saravia Gilma (Chief People Officer) | Sale | 1,684 | 91.08 | 153,378 |
| 2024-05-17 | Gc Investments Llc (10% Owner) | Sale | 50,000 | 90.74 | 4,536,950 |
| 2024-05-17 | Christ George J (10% Owner) | Sale | 50,000 | 90.74 | 4,536,950 |
| 2024-05-14 | Marraccini Jeffrey (See Remarks) | Sale | 12,000 | 85.74 | 1,028,832 |
| 2024-05-14 | Marraccini Jeffrey (See Remarks) | Option Ex | 12,000 | .00 | 0 |
| 2024-05-13 | Marraccini Jeffrey (See Remarks) | Sale | 43 | 85.77 | 3,688 |
| 2024-05-10 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 1,095 | 85.32 | 93,426 |
| 2024-05-10 | Maitra Raoul (Chief Legal Officer) | Sale | 1,316 | 85.70 | 112,787 |
| 2024-05-08 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 25 | 84.38 | 2,109 |
| 2024-05-08 | Marraccini Jeffrey (See Remarks) | Sale | 23 | 84.38 | 1,940 |
| 2024-05-08 | Gayle Brian (Chief Accounting Officer) | Sale | 173 | 84.38 | 14,597 |
| 2024-05-08 | Saravia Gilma (Chief People Officer) | Sale | 153 | 84.38 | 12,909 |
| 2024-05-08 | Maitra Raoul (Chief Legal Officer) | Sale | 153 | 84.38 | 12,909 |
| 2024-05-08 | Messano Amy (Chief Marketing Officer) | Sale | 153 | 84.38 | 12,909 |
| 2024-05-08 | Christ Revocable Trust (10% Owner) | Sale | 174,434 | 85.41 | 14,898,406 |
| 2024-05-08 | Christ George J (10% Owner) | Sale | 174,434 | 85.41 | 14,898,406 |
| 2024-05-08 | Dias Nelson (Chief Revenue Officer) | Sale | 285 | 84.38 | 24,048 |
| 2024-05-08 | Srikanth Mahalingam (Chief Technology Officer) | Sale | 153 | 84.38 | 12,909 |
| 2024-05-08 | Scapa James Ralph (Chief Executive Officer) | Sale | 5,569 | 84.38 | 469,895 |
| 2024-05-07 | Harris Teresa A (Director) | Sale | 620 | 82.89 | 51,391 |
| 2024-05-07 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-04-09 | Christ Revocable Trust (10% Owner) | Sale | 12,783 | 86.19 | 1,101,779 |
| 2024-04-09 | Christ George J (10% Owner) | Sale | 12,783 | 86.19 | 1,101,779 |
| 2024-04-02 | Harris Teresa A (Director) | Sale | 620 | 84.00 | 52,080 |
| 2024-04-02 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-03-28 | Christ Revocable Trust (10% Owner) | Sale | 83,336 | 85.99 | 7,165,812 |
| 2024-03-28 | Christ George J (10% Owner) | Sale | 83,336 | 85.99 | 7,165,812 |
| 2024-03-26 | Christ Revocable Trust (10% Owner) | Sale | 3,904 | 85.42 | 333,491 |
| 2024-03-26 | Christ George J (10% Owner) | Sale | 3,904 | 85.42 | 333,491 |
| 2024-03-22 | Christ Revocable Trust (10% Owner) | Sale | 12,760 | 86.69 | 1,106,113 |
| 2024-03-22 | Christ George J (10% Owner) | Sale | 12,760 | 86.69 | 1,106,113 |
| 2024-03-18 | Jrs Investments Llc (10% Owner) | Sale | 5,000 | 80.35 | 401,770 |
| 2024-03-18 | James R. Scapa Declaration Of Trust (10% Owner) | Sale | 5,000 | 80.35 | 401,770 |
| 2024-03-18 | Scapa James Ralph (Chief Executive Officer) | Sale | 10,000 | 80.35 | 803,540 |
| 2024-03-13 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 76 | 81.65 | 6,205 |
| 2024-03-13 | Marraccini Jeffrey (See Remarks) | Sale | 105 | 81.66 | 8,574 |
| 2024-03-13 | Maitra Raoul (Chief Legal Officer) | Sale | 75 | 81.66 | 6,124 |
| 2024-03-13 | Messano Amy (Chief Marketing Officer) | Sale | 112 | 81.66 | 9,145 |
| 2024-03-13 | Scapa James Ralph (Chief Executive Officer) | Sale | 1,779 | 81.66 | 145,273 |
| 2024-03-06 | Marraccini Jeffrey (See Remarks) | Sale | 5,778 | 83.04 | 479,805 |
| 2024-03-06 | Marraccini Jeffrey (See Remarks) | Option Ex | 5,778 | .00 | 0 |
| 2024-03-05 | Harris Teresa A (Director) | Sale | 620 | 85.01 | 52,706 |
| 2024-03-05 | Harris Teresa A (Director) | Option Ex | 620 | .00 | 0 |
| 2024-03-04 | Kunju Ravi (Chief Product Strategy Officer) | Sale | 134 | 85.32 | 11,432 |
| 2024-03-04 | Marraccini Jeffrey (See Remarks) | Sale | 197 | 85.32 | 16,808 |
| 2024-03-04 | Gayle Brian (Chief Accounting Officer) | Sale | 193 | 85.32 | 16,466 |
| 2024-03-04 | Buckner Stephanie (Chief Operating Officer) | Sale | 546 | 85.32 | 46,584 |
| 2024-03-04 | Saravia Gilma (Chief People Officer) | Sale | 264 | 85.32 | 22,524 |
| 2024-03-04 | Maitra Raoul (Chief Legal Officer) | Sale | 285 | 85.32 | 24,316 |
| 2024-03-04 | Brown Matthew Charles (Chief Financial Officer) | Sale | 883 | 85.32 | 75,337 |
| 2024-03-04 | Messano Amy (Chief Marketing Officer) | Sale | 291 | 85.32 | 24,828 |
| 2024-03-04 | Dias Nelson (Chief Revenue Officer) | Sale | 491 | 85.32 | 41,892 |
| 2024-03-04 | Srikanth Mahalingam (Chief Technology Officer) | Sale | 457 | 85.32 | 38,991 |
| 2024-03-04 | Scapa James Ralph (Chief Executive Officer) | Sale | 3,300 | 85.32 | 281,556 |
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.