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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103 hedge funds and large institutions have $1.38B invested in Altair Engineering Inc. Class A Common Stock in 2019 Q4 according to their latest regulatory filings, with 11 funds opening new positions, 52 increasing their positions, 29 reducing their positions, and 25 closing their positions.

Holders
103
Holders Change
-21
Holders Change %
-16.94%
% of All Funds
2.03%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
11
Increased
52
Reduced
29
Closed
25
Calls
$75K
Puts
$366K
Net Calls
-$291K
Net Calls Change
-$2.77M

Top Buyers

1
MCMC
1
Matrix Capital Management Company
New Hampshire
$85.9M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$54.5M
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$19.6M
4
Impax Asset Management Group
4
Impax Asset Management Group
United Kingdom
$55.4M
5
CCA
5
Conestoga Capital Advisors
Pennsylvania
$69.6M

Top Sellers

1
BlackRock
1
BlackRock
New York
$116M
2
AllianceBernstein
2
AllianceBernstein
Tennessee
$2.17M
3
Franklin Resources
3
Franklin Resources
California
$0
4
Invesco
4
Invesco
Georgia
$0
5
Public Employees Retirement Association of Colorado
5
Public Employees Retirement Association of Colorado
Colorado
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$130M 3,631,835 +163,901 +5%
PAMU
2
Pictet Asset Management (UK)
United Kingdom
$127M 3,529,958 +324,998 +10%
BlackRock
3
BlackRock
New York
$116M 3,242,734 -883,583 -21%
Neuberger Berman Group
4
Neuberger Berman Group
New York
$110M 3,049,377 +221,219 +8%
MCMC
5
Matrix Capital Management Company
New Hampshire
$85.9M 2,392,725 +1,688,100 +240%
Ameriprise
6
Ameriprise
Minnesota
$71.8M 1,999,020 +292,167 +17%
BAMCO Inc
7
BAMCO Inc
New York
$69.6M 1,937,627 -37,130 -2%
CCA
8
Conestoga Capital Advisors
Pennsylvania
$69.6M 1,936,877 +337,247 +21%
Impax Asset Management Group
9
Impax Asset Management Group
United Kingdom
$55.4M 1,556,078 +489,423 +46%
Janus Henderson Group
10
Janus Henderson Group
United Kingdom
$54.5M 1,518,482 +803,524 +112%
Primecap Management
11
Primecap Management
California
$48M 1,336,600 +178,600 +15%
Fidelity Investments
12
Fidelity Investments
Massachusetts
$43M 1,198,416 +120,110 +11%
EVM
13
Eaton Vance Management
Massachusetts
$34.7M 966,271 +150,975 +19%
Alkeon Capital Management
14
Alkeon Capital Management
New York
$32.5M 905,000 – –
State Street
15
State Street
Massachusetts
$29.8M 830,381 +43,252 +5%
PC
16
Polar Capital
United Kingdom
$29.7M 828,044 +182,700 +28%
Artisan Partners
17
Artisan Partners
Wisconsin
$22.2M 619,518 +33,720 +6%
FAM
18
Fred Alger Management
New York
$22.2M 616,959 -86,790 -12%
SAM
19
Silvercrest Asset Management
New York
$21.7M 604,806 +38,883 +7%
Massachusetts Financial Services
20
Massachusetts Financial Services
Massachusetts
$19.6M 544,662 +544,662 New
Geode Capital Management
21
Geode Capital Management
Massachusetts
$18.8M 522,364 +31,049 +6%
Northern Trust
22
Northern Trust
Illinois
$17.8M 495,500 -22,328 -4%
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$17.1M 475,663 -37,336 -7%
PCM
24
Palisade Capital Management
New Jersey
$11.6M 322,860 +65,089 +25%
Charles Schwab
25
Charles Schwab
California
$8.6M 239,409 +8,796 +4%
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