Altair Engineering Inc. - Class A Common Stock, $0.0001 par value per share (ALTR)

Historical Holders from Q4 2017 to Q3 2025

Symbol
ALTR
Type / Class
Equity / Class A Common Stock, $0.0001 par value per share
Shares outstanding
59.8M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
1
Holdings value
$2.08K
Number of holders
1
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Altair Engineering Inc. - Class A Common Stock, $0.0001 par value per share (ALTR)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 12.5% $862M 7.48M BlackRock, Inc. 31 Dec 2024

Institutional Holders of Altair Engineering Inc. - Class A Common Stock, $0.0001 par value per share (ALTR)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 1 $2.08K $2,075.00 1
2025 Q2 25 $4.13K -$139K $1,096.08 2
2025 Q1 465 $53.7K -$5.94B $115.27 3
2024 Q4 54.7M $5.96B -$570M $109.11 294
2024 Q3 60.5M $5.78B +$17.9M $95.51 249
2024 Q2 60.2M $5.9B +$438M $98.08 238
2024 Q1 55.8M $4.81B +$115M $86.15 232
2023 Q4 54.9M $4.62B +$192M $84.15 214
2023 Q3 52.7M $3.3B +$40.2M $62.56 192
2023 Q2 51.9M $3.93B +$20M $75.84 210
2023 Q1 51.7M $3.73B +$172M $72.11 196
2022 Q4 49.8M $2.27B +$55.6M $45.47 171
2022 Q3 50.1M $2.22B -$13.3M $44.22 174
2022 Q2 50.1M $2.63B +$27.3M $52.50 178
2022 Q1 49.6M $3.19B -$3.25M $64.40 179
2021 Q4 49.4M $3.82B +$52.3M $77.32 173
2021 Q3 48.8M $3.36B +$288M $68.94 169
2021 Q2 44.6M $3.07B +$107M $68.97 163
2021 Q1 43M $2.69B +$90.1M $62.57 162
2020 Q4 41.6M $2.42B +$96.7M $58.18 144
2020 Q3 40M $1.68B +$49.3M $41.98 133
2020 Q2 38.8M $1.54B +$19.2M $39.75 120
2020 Q1 38.5M $1.02B -$3.91M $26.50 106
2019 Q4 38.3M $1.38B +$57.2M $35.91 102
2019 Q3 36.9M $1.28B +$157M $34.62 122
2019 Q2 32.5M $1.31B +$215M $40.39 132
2019 Q1 27.4M $1.01B +$23.5M $36.81 128
2018 Q4 26.8M $740M -$22.3M $27.58 125
2018 Q3 26.9M $1.17B +$118M $43.45 108
2018 Q2 24.8M $848M +$347M $34.18 107
2018 Q1 14.7M $461M +$65.5M $31.36 57
2017 Q4 12.9M $309M +$309M $23.92 50