Altair Engineering Inc.

NasdaqGS:ALTR Stock Report

Market Cap: US$9.0b

Altair Engineering Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:ALTR Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
11 Nov 24SellUS$37,314Ravi KunjuIndividual360US$103.65
23 Oct 24SellUS$10,657,488George ChristIndividual100,000US$109.13
14 Oct 24SellUS$9,523,390George ChristIndividual100,000US$96.15
09 Oct 24SellUS$4,781,646George ChristIndividual49,952US$96.22
27 Sep 24SellUS$4,758,224George ChristIndividual50,048US$95.07
27 Jun 24SellUS$9,839,631George ChristIndividual100,000US$99.19
14 Jun 24SellUS$99,199Raoul MaitraIndividual1,030US$96.31
13 Jun 24SellUS$180,200Brian GayleIndividual1,866US$96.57
12 Jun 24SellUS$9,722,777George ChristIndividual100,000US$97.59
12 Jun 24SellUS$14,212,115George ChristIndividual148,696US$97.59
11 Jun 24SellUS$4,759,708George ChristIndividual51,304US$92.77
05 Jun 24SellUS$220,645Srikanth MahalingamIndividual2,479US$89.01
21 May 24SellUS$4,584,767George ChristIndividual50,000US$92.20
21 May 24SellUS$4,584,767George ChristIndividual50,000US$92.20
17 May 24SellUS$4,517,986George ChristIndividual50,000US$91.16
17 May 24SellUS$4,517,986George ChristIndividual50,000US$91.16
17 May 24SellUS$69,649Brian GayleIndividual773US$90.10
17 May 24SellUS$153,379Gilma SaraviaIndividual1,684US$91.08
13 May 24SellUS$3,688Jeffrey MarracciniIndividual43US$85.77
10 May 24SellUS$104,249Raoul MaitraIndividual1,216US$85.75
10 May 24SellUS$93,426Ravi KunjuIndividual1,095US$85.32
08 May 24SellUS$469,877James ScapaIndividual5,569US$84.38
08 May 24SellUS$12,910Srikanth MahalingamIndividual153US$84.38
08 May 24SellUS$14,597Brian GayleIndividual173US$84.38
08 May 24SellUS$12,910Gilma SaraviaIndividual153US$84.38
08 May 24SellUS$24,048Nelson DiasIndividual285US$84.38
08 May 24SellUS$1,941Jeffrey MarracciniIndividual23US$84.38
08 May 24SellUS$12,910Amy MessanoIndividual153US$84.38
08 May 24SellUS$12,910Raoul MaitraIndividual153US$84.38
08 May 24SellUS$2,110Ravi KunjuIndividual25US$84.38
08 May 24SellUS$7,423,856George ChristIndividual87,217US$85.71
09 Apr 24SellUS$1,097,379George ChristIndividual12,783US$86.57
09 Apr 24SellUS$1,097,379George ChristIndividual12,783US$86.57
28 Mar 24SellUS$7,165,779George ChristIndividual83,336US$85.99
28 Mar 24SellUS$7,165,779George ChristIndividual83,336US$85.99
26 Mar 24SellUS$333,490George ChristIndividual3,904US$85.42
26 Mar 24SellUS$333,490George ChristIndividual3,904US$85.42
22 Mar 24SellUS$1,106,378George ChristIndividual12,760US$87.04
13 Mar 24SellUS$6,206Ravi KunjuIndividual76US$81.65
13 Mar 24SellUS$9,145Amy MessanoIndividual112US$81.66
13 Mar 24SellUS$6,125Raoul MaitraIndividual75US$81.66
13 Mar 24SellUS$8,574Jeffrey MarracciniIndividual105US$81.66
13 Mar 24SellUS$145,272James ScapaIndividual1,779US$81.66
04 Mar 24SellUS$41,892Nelson DiasIndividual491US$85.32
04 Mar 24SellUS$16,467Brian GayleIndividual193US$85.32
04 Mar 24SellUS$24,828Amy MessanoIndividual291US$85.32
04 Mar 24SellUS$24,316Raoul MaitraIndividual285US$85.32
04 Mar 24SellUS$38,991Srikanth MahalingamIndividual457US$85.32
04 Mar 24SellUS$22,524Gilma SaraviaIndividual264US$85.32
04 Mar 24SellUS$16,808Jeffrey MarracciniIndividual197US$85.32
04 Mar 24SellUS$75,338Matthew BrownIndividual883US$85.32
04 Mar 24SellUS$281,556James ScapaIndividual3,300US$85.32
04 Mar 24SellUS$11,433Ravi KunjuIndividual134US$85.32
04 Mar 24SellUS$46,585Stephanie BucknerIndividual546US$85.32
28 Feb 24SellUS$31,369Nelson DiasIndividual375US$83.65
28 Feb 24SellUS$364,969Matthew BrownIndividual4,363US$83.65
28 Feb 24SellUS$10,122Ravi KunjuIndividual121US$83.65
28 Feb 24SellUS$11,544Brian GayleIndividual138US$83.65
28 Feb 24SellUS$15,810Raoul MaitraIndividual189US$83.65
28 Feb 24SellUS$83,902Gilma SaraviaIndividual1,003US$83.65
28 Feb 24SellUS$19,742Amy MessanoIndividual236US$83.65

Insider Trading Volume

Insider Buying: ALTR insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of ALTR?
Owner TypeNumber of SharesOwnership Percentage
State or Government20,4460.0227%
Hedge Funds12,430,00013.8%
Individual Insiders26,426,19629.3%
Institutions51,375,51156.9%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 4.3%.

Top Shareholders

Top 25 shareholders own 91.17% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
19.9%
James Scapa
16,927,816US$1.8b-1.04%no data
14.6%
Matrix Capital Management Company, LP
12,430,000US$1.3b0%53.71%
10.8%
George Christ
9,200,732US$967.9m-2.64%no data
9.44%
BlackRock, Inc.
8,044,785US$846.3m2.13%0.01%
7.72%
The Vanguard Group, Inc.
6,576,655US$691.9m4.38%0.01%
2.96%
Conestoga Capital Advisors, LLC
2,522,551US$265.4m1.37%3.33%
2.67%
Pictet Asset Management Limited
2,275,399US$239.4m-4.64%0.2%
2.67%
Pictet Asset Management SA
2,275,256US$239.4m6,130%0.43%
2.41%
State Street Global Advisors, Inc.
2,053,957US$216.1m3.3%0.01%
1.74%
William Blair Investment Management, LLC
1,480,036US$155.7m57.7%0.18%
1.67%
Geode Capital Management, LLC
1,423,880US$149.8m3.87%0.01%
1.6%
Impax Asset Management Group Plc
1,360,221US$143.1m-3.3%0.37%
1.58%
Invesco Ltd.
1,342,455US$141.2m3.05%0.04%
1.49%
AllianceBernstein L.P.
1,270,603US$133.7m-1.8%0.04%
1.48%
Baron Capital Group, Inc.
1,259,344US$132.5m-9.11%0.3%
1.26%
Janus Henderson Group plc
1,070,621US$112.6m0.17%0.04%
1.19%
T. Rowe Price Group, Inc.
1,013,463US$106.6m-21%0.01%
0.83%
AXA Investment Managers S.A.
707,144US$74.4m-1.17%0.13%
0.82%
Wellington Management Group LLP
702,581US$73.9m-3.63%0.01%
0.82%
Candriam, Société En Commandite Par Actions
700,698US$73.7m25%0.21%
0.81%
Columbia Management Investment Advisers, LLC
688,258US$72.4m-17.1%0.02%
0.81%
Northern Trust Global Investments
687,823US$72.4m5.74%0.01%
0.68%
Dimensional Fund Advisors LP
578,988US$60.9m12.7%0.01%
0.67%
abrdn plc
566,936US$59.6m-4.12%0.05%
0.59%
Charles Schwab Investment Management, Inc.
505,470US$53.2m9.2%0.01%