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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126 hedge funds and large institutions have $740M invested in Altair Engineering Inc. Class A Common Stock in 2018 Q4 according to their latest regulatory filings, with 38 funds opening new positions, 31 increasing their positions, 47 reducing their positions, and 19 closing their positions.

Holders
126
Holders Change
+18
Holders Change %
+16.67%
% of All Funds
2.81%
Holding in Top 10
–
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
–
New
38
Increased
31
Reduced
47
Closed
19
Calls
$8K
Puts
$8K
Net Calls
–
Net Calls Change
–

Top Buyers

1
WA
1
Wasatch Advisors
Utah
$22.8M
2
PC
2
Polar Capital
United Kingdom
$20.3M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$85.1M
4
Neuberger Berman Group
4
Neuberger Berman Group
New York
$61.8M
5
Ameriprise
5
Ameriprise
Minnesota
$16.9M

Top Sellers

1
TCM
1
Tygh Capital Management
Oregon
$0
2
PC
2
Pier Capital
Connecticut
$0
3
Arrowstreet Capital
3
Arrowstreet Capital
Massachusetts
$5.26M
4
SIM
4
Spark Investment Management
New York
$0
5
DCM
5
Driehaus Capital Management
Illinois
$12.9M
Name Market Value Shares Shares
Change 		Shares
Change %
SCM
51
Sterling Capital Management
North Carolina
$1.43M 51,773 – –
WDL
52
Well Done LLC
Michigan
$1.43M 51,751 -249 -0.5%
CC
53
Claybrook Capital
Massachusetts
$1.43M 51,751 +51,751 New
TI
54
Trexquant Investment
Connecticut
$1.27M 46,181 +37,789 +450%
Bank of America
55
Bank of America
North Carolina
$1.22M 44,284 +7,282 +20%
Renaissance Technologies
56
Renaissance Technologies
New York
$1.08M 39,300 +25,700 +189%
California State Teachers Retirement System (CalSTRS)
57
California State Teachers Retirement System (CalSTRS)
California
$1.08M 39,042 -7,239 -16%
AA
58
Apriem Advisors
California
$1.06M 38,300 – –
Citadel Advisors
59
Citadel Advisors
Florida
$1.05M 37,910 +20,973 +124%
RhumbLine Advisers
60
RhumbLine Advisers
Massachusetts
$927K 33,604 +7,916 +31%
Los Angeles Capital Management
61
Los Angeles Capital Management
California
$830K 30,079 +10,935 +57%
GCP
62
GSA Capital Partners
United Kingdom
$829K 30,047 -36,310 -55%
NSEDCP
63
NJ State Employees Deferred Compensation Plan
New Jersey
$827K 30,000 +17,000 +131%
New York State Common Retirement Fund
64
New York State Common Retirement Fund
New York
$819K 29,700 -11,287 -28%
Jane Street
65
Jane Street
New York
$803K 29,099 +29,099 New
OAM
66
Ostrum Asset Management
France
$803K 29,100 +29,100 New
Man Group
67
Man Group
United Kingdom
$753K 27,300 +27,300 New
Squarepoint
68
Squarepoint
New York
$708K 25,661 +18,261 +247%
American Century Companies
69
American Century Companies
Missouri
$676K 24,499 +24,499 New
SO
70
STRS Ohio
Ohio
$626K 22,700 – –
Susquehanna International Group
71
Susquehanna International Group
Pennsylvania
$581K 21,051 +21,051 New
Prudential Financial
72
Prudential Financial
New Jersey
$579K 21,006 +21,006 New
MC
73
Menta Capital
California
$550K 19,960 -7,962 -29%
Dimensional Fund Advisors
74
Dimensional Fund Advisors
Texas
$536K 19,418 +19,418 New
CS
75
Credit Suisse
Switzerland
$529K 19,195 +12,585 +190%
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