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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108 hedge funds and large institutions have $1.02B invested in Altair Engineering Inc. Class A Common Stock in 2020 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 46 increasing their positions, 31 reducing their positions, and 11 closing their positions.

Holders
108
Holders Change
+5
Holders Change %
+4.85%
% of All Funds
2.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
18
Increased
46
Reduced
31
Closed
11
Calls
$480K
Puts
$85K
Net Calls
+$395K
Net Calls Change
+$686K

Top Buyers

1
MCMC
1
Matrix Capital Management Company
New Hampshire
$110M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$66M
3
Impax Asset Management Group
3
Impax Asset Management Group
United Kingdom
$47.9M
4
Massachusetts Financial Services
4
Massachusetts Financial Services
Massachusetts
$17.4M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$3.37M

Top Sellers

1
PC
1
Polar Capital
United Kingdom
$0
2
Ameriprise
2
Ameriprise
Minnesota
$32.4M
3
FAM
3
Fred Alger Management
New York
$6.04M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$22M
5
Neuberger Berman Group
5
Neuberger Berman Group
New York
$71.5M
Name Market Value Shares Shares
Change 		Shares
Change %
ME
101
McIlrath & Eck
Washington
$3K 122 – –
SF
102
Synovus Financial
Georgia
$3K 113 +113 New
Simplex Trading
103
Simplex Trading
Illinois
$2K 76 -1,368 -95%
HI
104
Hudock Inc
Pennsylvania
$2K 90 – –
UBS Group
105
UBS Group
Switzerland
$2K 78 +60 +333%
APA
106
American Portfolios Advisors
New York
$1.09K 41 – –
MIFH
107
Migdal Insurance & Financial Holdings
Israel
$1K 40 +40 New
PC
108
Polar Capital
United Kingdom
– – -828,044 Closed
CIP
109
Chartwell Investment Partners
Pennsylvania
– – -35,669 Closed
LCM
110
Laurion Capital Management
New York
– – -16,753 Closed
BFM
111
Boothbay Fund Management
New York
– – -16,689 Closed
AB
112
Amalgamated Bank
New York
– – -7,463 Closed
LPL Financial
113
LPL Financial
California
– – -6,656 Closed
PP
114
PDT Partners
New York
– – -6,151 Closed
Millennium Management
115
Millennium Management
New York
– – -5,724 Closed
Bank of Montreal
116
Bank of Montreal
Ontario, Canada
– – -5,067 Closed
Ensign Peak Advisors
117
Ensign Peak Advisors
Utah
– – -4,595 Closed
CFA
118
Carroll Financial Associates
North Carolina
$0 37 -1,068 -97%
OPS
119
Orion Portfolio Solutions
Nebraska
– – -50 Closed
SM
120
SG3 Management
Puerto Rico
– – – –
IA
121
IFP Advisors
Florida
– – – –
WAM
122
Wolverine Asset Management
Illinois
– – – –
CFGS
123
Concourse Financial Group Securities
Alabama
– – – –
1 2 3 4
5