ALTR
Ticker
Altair Engineering Inc.
ALTRALTR has 25 disclosed filings on Paydirt over the past 24 months from 11 corporate insiders: 0 purchases and 25 sales. Filers took a median of 2 days from execution to disclosure, and the most recent trade was executed Mar 17 2025 and filed Mar 19 2025. The most active filer was George J Christ with 4 filings.
Add to watchlistFilings, 24m
25
0 buys · 25 sells
Traders, 24m
11
11 insiders
Volume, 24miDollar value disclosed in the window
$62.8M
estimated for Congress, as filed for insiders
Median delay
2d
execution to disclosure
Last traded
Mar 17 2025
Filed Mar 19 2025
ADViAverage daily dollar volume
–
not on file
No price series on file for ALTR yet.
Volume by month
Buys $0
Sells $62.8M
Estimated for Congress, as filed for insiders · by filing month · past 24 months
Who filed
GC
George J Christ
10% owner
4 filings
JS
James Ralph Scapa
Chief Executive Officer
4 filings
CT
Christ Revocable Trust
10% owner
3 filings
JL
JRS Investments LLC
10% owner
3 filings
JT
James R. Scapa Declaration of Trust
10% owner
3 filings
MB
Matthew Charles Brown
Chief Financial Officer
2 filings
ND
Nelson Dias
Chief Revenue Officer
2 filings
GL
GC Investments LLC
10% owner
1 filing
Recent filings
Nelson DiasSALE
Chief Revenue Officer
$186K1,671 sh × $111.30
Exec Mar 17 2025
Filed Mar 19 2025 · 5:30 PM ET Teresa A HarrisSALE Director $301K
2,700 sh × $111.61
Exec Feb 25 2025
Filed Feb 27 2025 · 5:30 PM ET Matthew Charles BrownSALE Chief Financial Officer $425K
3,811 sh × $111.53
Exec Feb 26 2025
Filed Feb 27 2025 · 5:30 PM ET Matthew Charles BrownSALE Chief Financial Officer $114K
1,048 sh × $108.90
Exec Dec 23 2024
Filed Dec 26 2024 · 5:30 PM ET Nelson DiasSALE Chief Revenue Officer $2.4M
22,500 sh × $106.23
Exec Dec 10 2024
Filed Dec 11 2024 · 5:30 PM ET James Ralph ScapaSALE Chief Executive Officer $1.7M
16,095 sh × $105.65
Exec Dec 3 2024
Filed Dec 5 2024 · 5:30 PM ET Mahalingam SrikanthSALE Chief Technology Officer $137K
1,298 sh × $105.65
Exec Dec 3 2024
Filed Dec 5 2024 · 5:30 PM ET James R. Scapa Declaration of TrustSALE 10% owner $687K
6,500 sh × $105.69
Exec Nov 29 2024
Filed Dec 2 2024 · 5:30 PM ET JRS Investments LLCSALE 10% owner $687K
6,500 sh × $105.69
Exec Nov 29 2024
Filed Dec 2 2024 · 5:30 PM ET James Ralph ScapaSALE Chief Executive Officer $1.4M
13,000 sh across 2 lots
Exec Nov 29 2024
Filed Dec 2 2024 · 5:30 PM ET Jeffrey MarracciniSALE See Remarks $190K
1,824 sh × $104.10
Exec Nov 5 2024
Filed Nov 7 2024 · 5:30 PM ET James R. Scapa Declaration of TrustSALE 10% owner $636K
6,205 sh across 2 lots
Exec Oct 28 2024
Filed Oct 29 2024 · 5:30 PM ET JRS Investments LLCSALE 10% owner $636K
6,204 sh across 2 lots
Exec Oct 28 2024
Filed Oct 29 2024 · 5:30 PM ET James Ralph ScapaSALE Chief Executive Officer $1.3M
12,409 sh across 4 lots
Exec Oct 28 2024
Filed Oct 29 2024 · 5:30 PM ET George J ChristSALE 10% owner $10.7M
100,000 sh across 7 lots
Exec Oct 23 2024
Filed Oct 25 2024 · 5:30 PM ET Christ Revocable TrustSALE 10% owner $10.7M
100,000 sh across 7 lots
Exec Oct 23 2024
Filed Oct 25 2024 · 5:30 PM ET GC Investments LLCSALE 10% owner $9.5M
100,000 sh across 3 lots
Exec Oct 11 2024
Filed Oct 15 2024 · 5:30 PM ET George J ChristSALE 10% owner $9.5M
100,000 sh across 3 lots
Exec Oct 11 2024
Filed Oct 15 2024 · 5:30 PM ET Christ Revocable TrustSALE 10% owner $4.8M
49,952 sh across 2 lots
Exec Oct 9 2024
Filed Oct 10 2024 · 5:30 PM ET George J ChristSALE 10% owner $4.8M
49,952 sh across 2 lots
Exec Oct 9 2024
Filed Oct 10 2024 · 5:30 PM ET James R. Scapa Declaration of TrustSALE 10% owner $530K
5,572 sh × $95.03
Exec Sep 30 2024
Filed Oct 1 2024 · 5:30 PM ET JRS Investments LLCSALE 10% owner $530K
5,572 sh × $95.03
Exec Sep 30 2024
Filed Oct 1 2024 · 5:30 PM ET James Ralph ScapaSALE Chief Executive Officer $1.1M
11,144 sh across 2 lots
Exec Sep 30 2024
Filed Oct 1 2024 · 5:30 PM ET George J ChristSALE 10% owner $4.8M
50,048 sh × $95.07
Exec Sep 27 2024
Filed Sep 30 2024 · 5:30 PM ET Christ Revocable TrustSALE 10% owner $4.8M
50,048 sh × $95.07
Exec Sep 27 2024
Filed Sep 30 2024 · 5:30 PM ET