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Impax Asset Management Group plc

SEC CIK
0001749768
Latest filing
Aug 11, 2026

ALTR holding history

Altair Engineering Inc. in every 13F filed by Impax Asset Management Group plc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALTR overviewAll 13F holders of ALTRFull Q2 2026 holdings

Shares (Q1 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
16
Since Q1 2021
Holdings of ALTR by Impax Asset Management Group plc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−1,196,098−100.0%Sold outHolders
Q4 20241,196,098$129.5M0.6%−164,123−12.1%ReducedHolders
Q3 20241,360,221$129.1M0.5%−46,433−3.3%ReducedHolders
Q2 20241,406,654$137.1M0.6%−252,795−15.2%ReducedHolders
Q1 20241,659,449$142.1M0.5%−240,401−12.7%ReducedHolders
Q4 20231,899,850$159.0M0.6%−230,700−10.8%ReducedHolders
Q3 20232,130,550$132.6M0.6%+137,933+6.9%AddedHolders
Q2 20231,992,617$150.3M0.6%−170,154−7.9%ReducedHolders
Q1 20232,162,771$155.1M0.6%−719,258−25.0%ReducedHolders
Q4 20222,882,029$130.4M0.6%+452,632+18.6%AddedHolders
Q3 20222,429,397$106.8M0.5%+312,662+14.8%AddedHolders
Q2 20222,116,735$110.5M0.5%−36,522−1.7%ReducedHolders
Q1 20222,153,257$138.0M0.6%−117,682−5.2%ReducedHolders
Q4 20212,270,939$174.8M0.6%+197,646+9.5%AddedHolders
Q3 20212,073,293$142.2M0.6%−39,141−1.9%ReducedHolders
Q2 20212,112,434$144.9M0.6%−262,233−11.0%ReducedHolders
Q1 20212,374,667$147.7M0.8%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.