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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171 hedge funds and large institutions have $3.36B invested in Altair Engineering Inc. Class A Common Stock in 2021 Q3 according to their latest regulatory filings, with 24 funds opening new positions, 60 increasing their positions, 56 reducing their positions, and 17 closing their positions.

Holders
171
Holders Change
+6
Holders Change %
+3.64%
% of All Funds
3%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
24
Increased
60
Reduced
56
Closed
17
Calls
$318K
Puts
–
Net Calls
+$318K
Net Calls Change
-$965K

Top Buyers

1
MCMC
1
Matrix Capital Management Company
New Hampshire
$564M
2
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
2
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$44M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$32.6M
4
Aberdeen Group
4
Aberdeen Group
United Kingdom
$19.4M
5
Artisan Partners
5
Artisan Partners
Wisconsin
$55.6M

Top Sellers

1
Deutsche Bank
1
Deutsche Bank
Germany
$2.19M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$128M
3
AIM
3
ARK Investment Management
Florida
$18.3M
4
Invesco
4
Invesco
Georgia
$84.4M
5
Millennium Management
5
Millennium Management
New York
$4.21M
Name Market Value Shares Shares
Change 		Shares
Change %
DTL
126
Dynamic Technology Lab
Singapore
$314K 4,560 +4,560 New
Prudential Financial
127
Prudential Financial
New Jersey
$313K 4,175 +462 +12%
NIM
128
Needham Investment Management
New York
$310K 4,500 +1,250 +38%
Zurich Cantonal Bank
129
Zurich Cantonal Bank
Switzerland
$309K 4,484 – –
Voloridge Investment Management
130
Voloridge Investment Management
Florida
$307K 4,452 +4,452 New
GCP
131
GSA Capital Partners
United Kingdom
$294K 4,258 +4,258 New
KeyBank National Association
132
KeyBank National Association
Ohio
$269K 3,909 -12 -0.3%
US Bancorp
133
US Bancorp
Minnesota
$259K 3,754 -127 -3%
AIP
134
Ameritas Investment Partners
Nebraska
$244K 3,545 -133 -4%
ZCM
135
Zebra Capital Management
Connecticut
$231K 3,352 -1,510 -31%
Jane Street
136
Jane Street
New York
$229K 3,326 +3,326 New
OSAM
137
O'Shaughnessy Asset Management
Connecticut
$219K 3,169 +545 +21%
DFCM
138
Dark Forest Capital Management
Puerto Rico
$218K 3,168 – –
RJT
139
Raymond James Trust
Florida
$212K 3,070 +79 +3%
CIBC Asset Management
140
CIBC Asset Management
Ontario, Canada
$212K 3,078 +3,078 New
AG
141
Algert Global
California
$206K 2,987 +2,987 New
NIMI
142
Natixis Investment Managers International
France
$188K 2,741 -165 -6%
AS
143
Altshuler Shaham
Israel
$184K 2,656 -1,192 -31%
Canada Life
144
Canada Life
Manitoba, Canada
$164K 2,366 – –
TRCT
145
Tower Research Capital (TRC)
New York
$155K 2,245 +3 +0.1%
Osaic Holdings
146
Osaic Holdings
Arizona
$139K 1,992 -899 -31%
CAPTRUST Financial Advisors
147
CAPTRUST Financial Advisors
North Carolina
$112K 1,624 +82 +5%
PHK
148
Point72 Hong Kong
Hong Kong
$52K 754 +754 New
UBS Group
149
UBS Group
Switzerland
$44K 632 -1,621 -72%
Fifth Third Bancorp
150
Fifth Third Bancorp
Ohio
$44K 643 – –
4 5
6
7 8