Skip to main content

Altair Engineering Inc.

ALTRDelisted Mar 26, 2025
Industry
Services-Prepackaged Software
SEC CIK
0001701732

Altair Engineering Inc. was delisted on Mar 26, 2025; its insiders filed their last Form 4 on Mar 26, 2025; 298 institutions reported holding it in 13F filings for Q4 2024, worth $6.27B in total; ARK Invest was the only superinvestor holding it.

13F holders, Q3 2023

Institutional positions in Altair Engineering Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
194
−19 vs. Q2 2023
Shares held
52.7M
+4.36M (+9.0%) vs. Q2 2023
Total value
$3.30B
−$369.0M (−10.1%) vs. Q2 2023
New holders
18
79 more added
Sold out
37
64 more reduced

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALTR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 194 institutions
Q1 2021: 164 institutionsQ2 2021: 165 institutionsQ3 2021: 173 institutionsQ4 2021: 176 institutionsQ1 2022: 189 institutionsQ2 2022: 184 institutionsQ3 2022: 178 institutionsQ4 2022: 173 institutionsQ1 2023: 199 institutionsQ2 2023: 214 institutionsQ3 2023: 194 institutionsQ4 2023: 216 institutionsQ1 2024: 233 institutionsQ2 2024: 240 institutionsQ3 2024: 252 institutionsQ4 2024: 298 institutionsQ1 2025: 3 institutionsQ2 2025: 2 institutionsQ3 2025: 1 institutionQ4 2025: 1 institutionQ1 2026: 1 institutionQ2 2026: 1 institution
Value heldQ3 2023: $3.30B
Q1 2021: $2.69BQ2 2021: $3.07BQ3 2021: $3.36BQ4 2021: $3.83BQ1 2022: $3.19BQ2 2022: $2.63BQ3 2022: $2.21BQ4 2022: $2.25BQ1 2023: $3.73BQ2 2023: $3.94BQ3 2023: $3.30BQ4 2023: $4.62BQ1 2024: $4.82BQ2 2024: $5.90BQ3 2024: $5.79BQ4 2024: $6.27BQ1 2025: $53.7KQ2 2025: $4.13KQ3 2025: $2.08KQ4 2025: $2.08KQ1 2026: $2.08KQ2 2026: $2.08K
Institutions holding ALTR and their total value by quarter
QuarterHoldersValue
Q2 20261$2.08K
Q1 20261$2.08K
Q4 20251$2.08K
Q3 20251$2.08K
Q2 20252$4.13K
Q1 20253$53.7K
Q4 2024298$6.27B
Q3 2024252$5.79B
Q2 2024240$5.90B
Q1 2024233$4.82B
Q4 2023216$4.62B
Q3 2023194$3.30B
Q2 2023214$3.94B
Q1 2023199$3.73B
Q4 2022173$2.25B
Q3 2022178$2.21B
Q2 2022184$2.63B
Q1 2022189$3.19B
Q4 2021176$3.83B
Q3 2021173$3.36B
Q2 2021165$3.07B
Q1 2021164$2.69B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Altair Engineering Inc.; share changes are against Q2 2023.

Institutions holding ALTR in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Jackson Creek Investment Advisors LLC0$00.00%−13,966−100.0%Sold out
Jane Street Group, LLC0$00.00%−10,050−100.0%Sold out
Quadrature Capital Ltd0$00.00%−9,691−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−9,180−100.0%Sold out
Natixis0$00.00%−8,852−100.0%Sold out
Hanseatic Management Services Inc0$00.00%−7,598−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−6,166−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−6,049−100.0%Sold out
Capstone Investment Advisors, LLC0$00.00%−6,051−100.0%Sold out
Petrus Trust Company, LTA0$00.00%−5,865−100.0%Sold out
FORA Capital, LLC0$00.00%−5,835−100.0%Sold out
Keebeck Alpha, LP0$00.00%−4,766−100.0%Sold out
Oppenheimer Asset Management Inc.0$00.00%−3,842−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−3,800−100.0%Sold out
Quantamental Technologies LLC0$00.00%−3,271−100.0%Sold out
Ergoteles LLC0$00.00%−3,220−100.0%Sold out
Xponance, Inc.0$00.00%−3,145−100.0%Sold out
Raymond James Trust N.A.0$00.00%−3,047−100.0%Sold out
Marco Investment Management LLC0$00.00%−2,945−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−2,810−100.0%Sold out
Quantbot Technologies LP0$00.00%−2,030−100.0%Sold out
Kapitalo Investimentos Ltda0$00.00%−1,624−100.0%Sold out
Altshuler Shaham Ltd0$00.00%−374−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−159−100.0%Sold out
Bollard Group LLC0$00.00%−83−100.0%Sold out
Foster Dykema Cabot & Co Inc0$00.00%−38−100.0%Sold out
Harbour Investments, Inc.0$00.00%−21−100.0%Sold out
Versant Capital Management, Inc0$00.00%−11−100.0%Sold out
EverSource Wealth Advisors, LLC0$00.00%−7−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%0Sold out
Simplex Trading, LLC0$00.00%−3−100.0%Sold out
Pictet Asset Management SA––––Not filed