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 %
Two Sigma Advisers
101
Two Sigma Advisers
New York
$835K 10,800 -8,700 -45%
Handelsbanken Fonder
102
Handelsbanken Fonder
Sweden
$812K 10,500 – –
ProShare Advisors
103
ProShare Advisors
Maryland
$779K 10,071 +4,146 +70%
HSBC Holdings
104
HSBC Holdings
United Kingdom
$758K 9,941 +9,941 New
JPMPWA
105
J.P. Morgan Private Wealth Advisors
California
$734K 9,495 +1,640 +21%
Teacher Retirement System of Texas
106
Teacher Retirement System of Texas
Texas
$698K 9,032 +1,906 +27%
DA
107
Duality Advisers
Florida
$667K 8,629 +8,629 New
ZB
108
Zions Bancorporation
Utah
$655K 8,474 +1,201 +17%
AB
109
Amalgamated Bank
New York
$629K 8,139 -86 -1%
MCIA
110
Mountain Capital Investment Advisors
Colorado
$619K 9,033 +1,761 +24%
PFO
111
Pathstone Family Office
New Jersey
$601K 7,778 – –
OAM
112
Oppenheimer Asset Management
New York
$598K 7,726 +1,632 +27%
CIA
113
Capital Impact Advisors
Massachusetts
$547K 7,076 +7,076 New
PI
114
Putnam Investments
Massachusetts
$541K 6,996 +6,996 New
Susquehanna International Group
115
Susquehanna International Group
Pennsylvania
$530K 6,858 +6,858 New
Northwestern Mutual Wealth Management
116
Northwestern Mutual Wealth Management
Wisconsin
$526K 6,800 +6,800 New
AQR Capital Management
117
AQR Capital Management
Connecticut
$499K 6,448 +1,225 +23%
CF
118
CNA Financial
Illinois
$488K 6,311 – –
Zurich Cantonal Bank
119
Zurich Cantonal Bank
Switzerland
$463K 5,993 +1,509 +34%
BFM
120
Boothbay Fund Management
New York
$452K 5,844 -349 -6%
EIM
121
Essex Investment Management
Massachusetts
$436K 5,641 -27 -0.5%
Public Employees Retirement Association of Colorado
122
Public Employees Retirement Association of Colorado
Colorado
$432K 5,588 – –
Baird Financial Group
123
Baird Financial Group
Wisconsin
$412K 5,330 +10 +0.2%
NIM
124
Needham Investment Management
New York
$406K 5,250 +750 +17%
MM
125
MQS Management
New York
$328K 4,242 +4,242 New
3 4
5
6 7