Altair Engineering Ownership

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

Recent Insider Transactions

DB:8A2 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
11 Nov 24	Sell€35,034	Ravi Kunju	Individual	360	€97.32
23 Oct 24	Sell€9,884,820	George Christ	Individual	100,000	€101.22
14 Oct 24	Sell€8,728,187	George Christ	Individual	100,000	€88.12
09 Oct 24	Sell€4,365,643	George Christ	Individual	49,952	€87.85
27 Sep 24	Sell€4,261,941	George Christ	Individual	50,048	€85.16
27 Jun 24	Sell€9,191,200	George Christ	Individual	100,000	€92.65
14 Jun 24	Sell€92,741	Raoul Maitra	Individual	1,030	€90.04
13 Jun 24	Sell€167,406	Brian Gayle	Individual	1,866	€89.71
12 Jun 24	Sell€8,963,428	George Christ	Individual	100,000	€89.96
12 Jun 24	Sell€13,102,149	George Christ	Individual	148,696	€89.96
11 Jun 24	Sell€4,437,476	George Christ	Individual	51,304	€86.49
05 Jun 24	Sell€203,060	Srikanth Mahalingam	Individual	2,479	€81.91
21 May 24	Sell€4,222,571	George Christ	Individual	50,000	€84.91
21 May 24	Sell€4,222,571	George Christ	Individual	50,000	€84.91
17 May 24	Sell€4,155,643	George Christ	Individual	50,000	€83.84
17 May 24	Sell€4,155,643	George Christ	Individual	50,000	€83.84
17 May 24	Sell€64,063	Brian Gayle	Individual	773	€82.88
17 May 24	Sell€141,078	Gilma Saravia	Individual	1,684	€83.78
13 May 24	Sell€3,417	Jeffrey Marraccini	Individual	43	€79.47
10 May 24	Sell€96,795	Raoul Maitra	Individual	1,216	€79.62
10 May 24	Sell€86,746	Ravi Kunju	Individual	1,095	€79.22
08 May 24	Sell€437,220	James Scapa	Individual	5,569	€78.52
08 May 24	Sell€12,013	Srikanth Mahalingam	Individual	153	€78.51
08 May 24	Sell€13,583	Brian Gayle	Individual	173	€78.51
08 May 24	Sell€12,012	Gilma Saravia	Individual	153	€78.51
08 May 24	Sell€22,377	Nelson Dias	Individual	285	€78.51
08 May 24	Sell€1,806	Jeffrey Marraccini	Individual	23	€78.52
08 May 24	Sell€12,013	Amy Messano	Individual	153	€78.51
08 May 24	Sell€12,013	Raoul Maitra	Individual	153	€78.51
08 May 24	Sell€1,963	Ravi Kunju	Individual	25	€78.52
08 May 24	Sell€6,907,898	George Christ	Individual	87,217	€79.75
09 Apr 24	Sell€1,010,906	George Christ	Individual	12,783	€79.75
09 Apr 24	Sell€1,010,906	George Christ	Individual	12,783	€79.75
28 Mar 24	Sell€6,634,078	George Christ	Individual	83,336	€79.61
28 Mar 24	Sell€6,634,078	George Christ	Individual	83,336	€79.61
26 Mar 24	Sell€308,045	George Christ	Individual	3,904	€78.90
26 Mar 24	Sell€308,045	George Christ	Individual	3,904	€78.90
22 Mar 24	Sell€1,023,510	George Christ	Individual	12,760	€80.52
13 Mar 24	Sell€5,670	Ravi Kunju	Individual	76	€74.61
13 Mar 24	Sell€8,356	Amy Messano	Individual	112	€74.61
13 Mar 24	Sell€5,596	Raoul Maitra	Individual	75	€74.61
13 Mar 24	Sell€7,834	Jeffrey Marraccini	Individual	105	€74.61
13 Mar 24	Sell€132,735	James Scapa	Individual	1,779	€74.61
04 Mar 24	Sell€38,570	Nelson Dias	Individual	491	€78.55
04 Mar 24	Sell€15,161	Brian Gayle	Individual	193	€78.55
04 Mar 24	Sell€22,859	Amy Messano	Individual	291	€78.55
04 Mar 24	Sell€22,388	Raoul Maitra	Individual	285	€78.55
04 Mar 24	Sell€35,899	Srikanth Mahalingam	Individual	457	€78.55
04 Mar 24	Sell€20,738	Gilma Saravia	Individual	264	€78.55
04 Mar 24	Sell€15,475	Jeffrey Marraccini	Individual	197	€78.55
04 Mar 24	Sell€69,363	Matthew Brown	Individual	883	€78.55
04 Mar 24	Sell€259,229	James Scapa	Individual	3,300	€78.55
04 Mar 24	Sell€10,526	Ravi Kunju	Individual	134	€78.55
04 Mar 24	Sell€42,891	Stephanie Buckner	Individual	546	€78.55
28 Feb 24	Sell€28,954	Nelson Dias	Individual	375	€77.21
28 Feb 24	Sell€336,867	Matthew Brown	Individual	4,363	€77.21
28 Feb 24	Sell€9,343	Ravi Kunju	Individual	121	€77.21
28 Feb 24	Sell€10,655	Brian Gayle	Individual	138	€77.21
28 Feb 24	Sell€14,593	Raoul Maitra	Individual	189	€77.21
28 Feb 24	Sell€77,442	Gilma Saravia	Individual	1,003	€77.21
28 Feb 24	Sell€18,222	Amy Messano	Individual	236	€77.21

Insider Trading Volume

Insider Buying: 8A2 insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 8A2?
Owner Type	Number of Shares	Ownership Percentage
State or Government	20,446	0.0227%
Hedge Funds	12,430,000	13.8%
Individual Insiders	26,426,196	29.3%
Institutions	51,375,511	56.9%

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

Ownership	Name	Shares	Current Value	Change %	Portfolio %
19.9%	James Scapa	16,927,816	€1.7b	-1.04%	no data
14.6%	Matrix Capital Management Company, LP	12,430,000	€1.3b	0%	53.71%
10.8%	George Christ	9,200,732	€929.5m	-2.64%	no data
9.44%	BlackRock, Inc.	8,044,785	€812.7m	2.13%	0.01%
7.72%	The Vanguard Group, Inc.	6,576,655	€664.4m	4.38%	0.01%
2.96%	Conestoga Capital Advisors, LLC	2,522,551	€254.8m	1.37%	3.33%
2.67%	Pictet Asset Management Limited	2,275,399	€229.9m	-4.64%	0.2%
2.67%	Pictet Asset Management SA	2,275,256	€229.9m	6,130%	0.43%
2.41%	State Street Global Advisors, Inc.	2,053,957	€207.5m	3.3%	0.01%
1.74%	William Blair Investment Management, LLC	1,480,036	€149.5m	57.7%	0.18%
1.67%	Geode Capital Management, LLC	1,423,880	€143.8m	3.87%	0.01%
1.6%	Impax Asset Management Group Plc	1,360,221	€137.4m	-3.3%	0.37%
1.58%	Invesco Ltd.	1,342,455	€135.6m	3.05%	0.04%
1.49%	AllianceBernstein L.P.	1,270,603	€128.4m	-1.8%	0.04%
1.48%	Baron Capital Group, Inc.	1,259,344	€127.2m	-9.11%	0.3%
1.26%	Janus Henderson Group plc	1,070,621	€108.2m	0.17%	0.04%
1.19%	T. Rowe Price Group, Inc.	1,013,463	€102.4m	-21%	0.01%
0.83%	AXA Investment Managers S.A.	707,144	€71.4m	-1.17%	0.13%
0.82%	Wellington Management Group LLP	702,581	€71.0m	-3.63%	0.01%
0.82%	Candriam	700,698	€70.8m	25%	0.21%
0.81%	Columbia Management Investment Advisers, LLC	688,258	€69.5m	-17.1%	0.02%
0.81%	Northern Trust Global Investments	687,823	€69.5m	5.74%	0.01%
0.68%	Dimensional Fund Advisors LP	578,988	€58.5m	12.7%	0.01%
0.67%	abrdn plc	566,936	€57.3m	-4.12%	0.05%
0.59%	Charles Schwab Investment Management, Inc.	505,470	€51.1m	9.2%	0.01%