Altair Engineering Inc. (ALTR)
Data as of , from SEC Form 4 filings.
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Matthew Charles Brown - OfficerOpen-market sale$114K
About Altair Engineering Inc. (ALTR)
Altair Engineering Inc. is an SEC registrant, filing under CIK 0001701732, classified as prepackaged software. We track it alongside the rest of the Information Technology sector.
ALTR Form 4 activity by transaction type, last 90 days
No Form 4 activity for ALTR in the last 90 days.
ALTR insider transactions (Form 4)
10026 Form 4 filings on record, the earliest from Oct 1, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Matthew Charles Brown - Officer | Open-market sale | Class A Common Stock | 1,048 | $108.90 | $114K | |
| Stephanie Buckner - Officer | Grant or award | Class A Common Stock | 94 | $63.92 | $6K | |
| Stephanie Buckner - Officer | Option exercise | Class A Common Stock | 1,800 | $0.00 | - | |
| Stephanie Buckner - Officer | Option exercise | Stock Option (Right to Buy) | 1,800 | $0.00 | - | |
| Nelson Dias - Officer | Option exercise | Class A Common Stock | 22,500 | $0.00 | - | |
| Nelson Dias - Officer | Open-market sale | Class A Common Stock | 22,500 | $106.23 | $2.39M | |
| Nelson Dias - Officer | Option exercise | Stock Option (Right to Buy) | 22,500 | $0.00 | - | |
| Mahalingam Srikanth - Officer | Open-market sale | Class A Common Stock | 1,298 | $105.65 | $137K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 16,095 | $105.65 | $1.70M | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 6,500 | $105.69 | $687K | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 6,500 | $105.69 | $687K | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 6,500 | $105.69 | $687K | |
| JRS Investments LLC - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 6,500 | $105.69 | $687K | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| Mahalingam Srikanth - Officer | Option exercise | Class A Common Stock | 6,000 | $0.00 | - | |
| Mahalingam Srikanth - Officer | Open-market sale | Class A Common Stock | 119 | $105.80 | $13K | |
| Mahalingam Srikanth - Officer | Option exercise | Stock Option (Right to Buy) | 6,000 | $0.00 | - | |
| Ravi Kunju - Officer | Option exercise | Common Stock | 200 | $0.00 | - | |
| Ravi Kunju - Officer | Option exercise | Stock Option (Right to Buy) | 200 | $0.00 | - | |
| Ravi Kunju - Officer | Open-market sale | Common Stock | 360 | $103.65 | $37K | |
| Jeffrey Marraccini - Officer | Option exercise | Class A Common Stock | 948 | $0.00 | - | |
| Jeffrey Marraccini - Officer | Option exercise | Class A Common Stock | 438 | $0.00 | - | |
| Jeffrey Marraccini - Officer | Option exercise | Class A Common Stock | 438 | $0.00 | - | |
| Jeffrey Marraccini - Officer | Open-market sale | Class A Common Stock | 1,824 | $104.10 | $190K | |
| Jeffrey Marraccini - Officer | Option exercise | Stock Option (Right to Buy) | 948 | $0.00 | - | |
| Jeffrey Marraccini - Officer | Option exercise | Stock Option (Right to Buy) | 438 | $0.00 | - | |
| Jeffrey Marraccini - Officer | Option exercise | Stock Option (Right to Buy) | 438 | $0.00 | - | |
| Teresa A. Harris - Director | Option exercise | Class A Common Stock | 620 | $0.00 | - | |
| Teresa A. Harris - Director | Open-market sale | Class A Common Stock | 620 | $104.10 | $65K | |
| Teresa A. Harris - Director | Option exercise | Stock Option (Right to Buy) | 620 | $0.00 | - | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 3,683 | $102.08 | $376K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 2,522 | $103.19 | $260K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 295 | $103.84 | $31K | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 3,682 | $102.08 | $376K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 2,522 | $103.19 | $260K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 296 | $103.84 | $31K | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 3,682 | $102.08 | $376K | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 2,522 | $103.19 | $260K | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 296 | $103.84 | $31K | |
| JRS Investments LLC - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 3,683 | $102.08 | $376K | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 2,522 | $103.19 | $260K | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 295 | $103.84 | $31K | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 2,995 | $101.92 | $305K | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 7,040 | $103.02 | $725K | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 1,724 | $104.49 | $180K | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 14,545 | $106.50 | $1.55M | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 69,096 | $107.08 | $7.40M | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 3,601 | $108.29 | $390K | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 999 | $109.13 | $109K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 2,995 | $101.92 | $305K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 7,040 | $103.02 | $725K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 1,724 | $104.49 | $180K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 14,545 | $106.50 | $1.55M | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 69,096 | $107.08 | $7.40M | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 3,601 | $108.29 | $390K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 999 | $109.13 | $109K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 94,109 | $95.20 | $8.96M | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 3,715 | $96.15 | $357K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 2,176 | $95.31 | $207K | |
| GC Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 94,109 | $95.20 | $8.96M | |
| GC Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 3,715 | $96.15 | $357K | |
| GC Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 2,176 | $95.31 | $207K | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 21,074 | $95.05 | $2.00M | |
| George J. Christ - 10% Owner | Open-market sale | Class A Common Stock | 28,878 | $96.22 | $2.78M | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 21,074 | $95.05 | $2.00M | |
| Christ Revocable Trust - 10% Owner | Open-market sale | Class A Common Stock | 28,878 | $96.22 | $2.78M | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 5,572 | $95.03 | $530K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 928 | $95.55 | $89K | |
| James Ralph Scapa - Officer | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 5,572 | $95.03 | $530K | |
| James Ralph Scapa - Officer | Open-market sale | Class A Common Stock | 928 | $95.55 | $89K | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James Ralph Scapa - Officer | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| Teresa A. Harris - Director | Option exercise | Class A Common Stock | 620 | $0.00 | - | |
| Teresa A. Harris - Director | Open-market sale | Class A Common Stock | 620 | $95.12 | $59K | |
| Teresa A. Harris - Director | Option exercise | Stock Option (Right to Buy) | 620 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 5,572 | $95.03 | $530K | |
| JRS Investments LLC - 10% Owner | Open-market sale | Class A Common Stock | 928 | $95.55 | $89K | |
| JRS Investments LLC - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class A Common Stock | 6,500 | $0.00 | - | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 5,572 | $95.03 | $530K | |
| James R. Scapa Declaration of Trust - 10% Owner | Open-market sale | Class A Common Stock | 928 | $95.55 | $89K | |
| James R. Scapa Declaration of Trust - 10% Owner | Other | Class B Common Stock | 6,500 | $0.00 | - |
ALTR insider trading FAQ
What is the latest insider trade for ALTR?
Altair Engineering Inc. (ALTR) has filed no insider reports in the last 90 days. The most recent on record is dated 2024-12-26. The full record for ALTR runs to 26 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ALTR stock?
No insider purchases of ALTR were filed in the last 90 days.
How many insiders are selling ALTR stock?
No insider sales of ALTR were filed in the last 90 days. 57 sales are on record for this company.
Where can I see ALTR SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ALTR Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Matthew Charles Brown view on EDGAR
- - Stephanie Buckner view on EDGAR
- - Nelson Dias view on EDGAR
- - Mahalingam Srikanth view on EDGAR
- - James Ralph Scapa view on EDGAR
- - James Ralph Scapa view on EDGAR
- - JRS Investments LLC view on EDGAR
- - James R. Scapa Declaration of Trust view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Information Technology
- Where ALTR's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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