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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164 hedge funds and large institutions have $2.69B invested in Altair Engineering Inc. Class A Common Stock in 2021 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 62 increasing their positions, 50 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
164
Holders Change
+18
Holders Change %
+12.33%
% of All Funds
2.89%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.02%
New
31
Increased
62
Reduced
50
Closed
13
Calls
$50K
Puts
$62K
Net Calls
-$12K
Net Calls Change
-$308K

Top Buyers

1
Artisan Partners
1
Artisan Partners
Wisconsin
$37.4M
2
Axa
2
Axa
France
$26.5M
3
Norges Bank
3
Norges Bank
Norway
$18.7M
4
AIM
4
ARK Investment Management
Florida
$24.2M
5
PAMU
5
Pictet Asset Management (UK)
United Kingdom
$232M

Top Sellers

1
EVM
1
Eaton Vance Management
Massachusetts
$33M
2
Invesco
2
Invesco
Georgia
$1.24M
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$126M
4
SAM
4
Silvercrest Asset Management
New York
$0
5
Alkeon Capital Management
5
Alkeon Capital Management
New York
$44.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
QT
151
Quantbot Technologies
New York
$32K +$30.1K +486 +1,620%
Simplex Trading
152
Simplex Trading
Illinois
$31K +$24.9K +400 +408%
FHA
153
First Horizon Advisors
Tennessee
$6K – – –
HI
154
Hudock Inc
Pennsylvania
$5K – – –
S
155
SignatureFD
Georgia
$4K -$1K -15 -20%
APA
156
American Portfolios Advisors
New York
$2.38K +$2.38K +38 New
TWA
157
TCI Wealth Advisors
Arizona
$2K +$2K +33 New
AIG
158
American International Group
New York
$1.58K +$4 +66 +0.3%
CFA
159
Carroll Financial Associates
North Carolina
$1K – – –
EI
160
Ellevest Inc
New York
$1K – – –
PFGIA
161
Patriot Financial Group Insurance Agency
Massachusetts
$1K – – –
IAIM
162
International Assets Investment Management
Florida
$1K – – –
Nisa Investment Advisors
163
Nisa Investment Advisors
Missouri
$100 – – –
SAM
164
Silvercrest Asset Management
New York
– -$12.1M -208,763 Closed
Mercer Global Advisors
165
Mercer Global Advisors
Colorado
– -$3.11M -53,414 Closed
MIH
166
Meitav Investment House
Israel
– -$1.08M -18,540 Closed
MAM
167
Melqart Asset Management
United Kingdom
– -$1.08M -18,525 Closed
Balyasny Asset Management
168
Balyasny Asset Management
Illinois
– -$634K -10,897 Closed
Squarepoint
169
Squarepoint
New York
– -$597K -10,256 Closed
TI
170
Trexquant Investment
Connecticut
– -$369K -6,341 Closed
Qube Research & Technologies (QRT)
171
Qube Research & Technologies (QRT)
United Kingdom
– -$360K -6,184 Closed
HSBC Holdings
172
HSBC Holdings
United Kingdom
– -$208K -3,578 Closed
DA
173
Duality Advisers
Florida
– -$205K -3,521 Closed
BC
174
Bridgefront Capital
Texas
– -$204K -3,514 Closed
CCA
175
Childress Capital Advisors
Texas
– -$7K -113 Closed
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7
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