Summary
Updated Aug 31, 2026
JRS Investments LLC is 10% Owner of Altair Engineering Inc. (ALTR). 3 SEC Form 4 filings on record, most recently on 2 December 2024. Most recent open-market trade: sold $687K of ALTR on 2 December 2024. Lifetime open-market sales: $1.97M.
Recent Transactions
9Every recent SEC Form 4 transaction JRS Investments LLC has reported, most recent first.
Trading Pattern
InsiderAlpha's records for JRS Investments LLC go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. 12 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who have reported open-market trades at the same companies as JRS Investments LLC. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- George J. Christ - $24.96M of ALTR open-market activity on record
- Christ Revocable Trust - $15.44M of ALTR open-market activity on record
- GC Investments LLC - $9.52M of ALTR open-market activity on record
- James Ralph Scapa - $5.64M of ALTR open-market activity on record
- Nelson Dias - $2.39M of ALTR open-market activity on record
- James R. Scapa Declaration of Trust - $1.97M of ALTR open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is JRS Investments LLC?
JRS Investments LLC is an investment firm, tracked as 10% Owner of Altair Engineering Inc. (ALTR). InsiderAlpha holds 3 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did JRS Investments LLC last file a Form 4?
The most recent primary Form 4 on record is dated 2 December 2024, one of 3 filings going back to 2024.
Has JRS Investments LLC been buying or selling stock?
Recorded transactions: 0 open-market purchases and 6 open-market sales ($1.97M) across all tracked filings.
Where can I see all of JRS Investments LLC's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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