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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248 hedge funds and large institutions have $5.78B invested in Altair Engineering Inc. Class A Common Stock in 2024 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 103 increasing their positions, 73 reducing their positions, and 21 closing their positions.

Holders
248
Holders Change
+9
Holders Change %
+3.77%
% of All Funds
3.59%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
32
Increased
103
Reduced
73
Closed
21
Calls
$41.1M
Puts
$19.6M
Net Calls
+$21.5M
Net Calls Change
+$9.43M

Top Buyers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$141M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$628M
3
Macquarie Group
3
Macquarie Group
Australia
$20.2M
4
Goldman Sachs
4
Goldman Sachs
New York
$32.8M
5
BlackRock
5
BlackRock
New York
$768M

Top Sellers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$93.8M
2
EAM
2
Eagle Asset Management
Florida
$0
3
Ameriprise
3
Ameriprise
Minnesota
$65.7M
4
GLA
4
Great Lakes Advisors
Illinois
$0
5
Jane Street
5
Jane Street
New York
$3.94M
Name Market Value Shares Shares
Change 		Shares
Change %
MCMC
1
Matrix Capital Management Company
New Hampshire
$1.19B 12,430,000 – –
BlackRock
2
BlackRock
New York
$768M 8,044,785 +167,675 +2%
Vanguard Group
3
Vanguard Group
Pennsylvania
$628M 6,576,655 +275,709 +4%
CCA
4
Conestoga Capital Advisors
Pennsylvania
$241M 2,522,551 +33,985 +1%
Pictet Asset Management
5
Pictet Asset Management
Switzerland
$217M 2,275,399 -110,788 -5%
State Street
6
State Street
Massachusetts
$196M 2,053,957 +65,589 +3%
William Blair Investment Management
7
William Blair Investment Management
Illinois
$141M 1,471,184 +537,366 +58%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$136M 1,423,880 +53,088 +4%
Invesco
9
Invesco
Georgia
$134M 1,405,961 -72,793 -5%
Impax Asset Management Group
10
Impax Asset Management Group
United Kingdom
$129M 1,360,221 -46,433 -3%
AllianceBernstein
11
AllianceBernstein
Tennessee
$121M 1,270,603 -23,248 -2%
BAMCO Inc
12
BAMCO Inc
New York
$120M 1,259,344 -126,163 -9%
Janus Henderson Group
13
Janus Henderson Group
United Kingdom
$102M 1,070,621 +1,799 +0.2%
T. Rowe Price Investment Management
14
T. Rowe Price Investment Management
Maryland
$93.8M 982,039 -269,598 -22%
Axa
15
Axa
France
$67.5M 707,144 -8,394 -1%
Wellington Management Group
16
Wellington Management Group
Massachusetts
$67.1M 702,581 -26,458 -4%
CS
17
Candriam SCA
Luxembourg
$66.9M 700,698 +140,133 +25%
Morgan Stanley
18
Morgan Stanley
New York
$66M 690,690 -69,678 -9%
Ameriprise
19
Ameriprise
Minnesota
$65.7M 688,258 -141,780 -17%
Northern Trust
20
Northern Trust
Illinois
$65.7M 687,823 +37,317 +6%
Dimensional Fund Advisors
21
Dimensional Fund Advisors
Texas
$55.3M 578,988 +65,293 +13%
Aberdeen Group
22
Aberdeen Group
United Kingdom
$54.1M 566,936 -24,378 -4%
Charles Schwab
23
Charles Schwab
California
$48.3M 505,470 +42,592 +9%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$45M 470,760 -98,349 -17%
Franklin Resources
25
Franklin Resources
California
$40.9M 428,283 -54,006 -11%
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