ALTR

Altair Engineering Inc. Class A Common Stock
ALTR

Overview Fund Activity
Delisted

ALTR was delisted on the 25th of March, 2025.

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175 hedge funds and large institutions have $3.83B invested in Altair Engineering Inc. Class A Common Stock in 2021 Q4 according to their latest regulatory filings, with 29 funds opening new positions, 68 increasing their positions, 54 reducing their positions, and 25 closing their positions.

Holders
175
Holders Change
+4
Holders Change %
+2.34%
% of All Funds
2.7%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
29
Increased
68
Reduced
54
Closed
25
Calls
$325K
Puts
$7K
Net Calls
+$318K
Net Calls Change
–

Top Buyers

1
MCMC
1
Matrix Capital Management Company
New Hampshire
$665M
2
BlackRock
2
BlackRock
New York
$351M
3
Aberdeen Group
3
Aberdeen Group
United Kingdom
$38.2M
4
Impax Asset Management Group
4
Impax Asset Management Group
United Kingdom
$175M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$358M

Top Sellers

1
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
1
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$0
2
Alkeon Capital Management
2
Alkeon Capital Management
New York
$23.4M
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$129M
4
SG Americas Securities
4
SG Americas Securities
New York
$240K
5
Goldman Sachs
5
Goldman Sachs
New York
$8.17M
Name Market Value Shares Shares
Change 		Shares
Change %
Renaissance Technologies
76
Renaissance Technologies
New York
$2.66M 34,400 -28,700 -45%
First Trust Advisors
77
First Trust Advisors
Illinois
$2.47M 31,907 -7,905 -20%
Deutsche Bank
78
Deutsche Bank
Germany
$2.43M 31,478 -222 -0.7%
Citadel Advisors
79
Citadel Advisors
Florida
$2.42M 31,238 -283 -0.9%
Allspring Global Investments
80
Allspring Global Investments
North Carolina
$2.29M 29,648 +29,648 New
Squarepoint
81
Squarepoint
New York
$2.29M 29,565 +29,565 New
Select Equity Group
82
Select Equity Group
New York
$2.24M 28,937 +1,814 +7%
TPM
83
Triasima Portfolio Management
Quebec, Canada
$2.18M 28,210 – –
Lord, Abbett & Co
84
Lord, Abbett & Co
New Jersey
$2.07M 26,786 – –
AIG
85
American International Group
New York
$1.9M 24,579 -736 -3%
GTCM
86
Gyon Technologies Capital Management
New Jersey
$1.83M 23,624 +18,627 +373%
GT
87
Glenmede Trust
Pennsylvania
$1.68M 21,789 +1,399 +7%
Citigroup
88
Citigroup
New York
$1.43M 18,444 +6,434 +54%
VOYA Investment Management
89
VOYA Investment Management
Georgia
$1.39M 18,005 +23 +0.1%
EI
90
EAM Investors
California
$1.35M 17,479 -9,241 -35%
MIM
91
MetLife Investment Management
New Jersey
$1.2M 15,558 -1,102 -7%
AA
92
Apriem Advisors
California
$1.16M 14,965 – –
State Board of Administration of Florida Retirement System
93
State Board of Administration of Florida Retirement System
Florida
$1.09M 14,143 -488 -3%
ACM
94
AlphaCrest Capital Management
New York
$1.07M 13,787 +2,106 +18%
SO
95
STRS Ohio
Ohio
$989K 12,800 – –
ASRS
96
Arizona State Retirement System
Arizona
$969K 12,534 +83 +0.7%
LPL Financial
97
LPL Financial
California
$937K 12,319 +3,906 +46%
MLICM
98
Metropolitan Life Insurance Company (MetLife)
New York
$931K 12,044 – –
NSEDCP
99
NJ State Employees Deferred Compensation Plan
New Jersey
$928K 12,000 – –
JSC
100
Jackson Square Capital
California
$869K 11,238 -360 -3%
2 3
4
5 6