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Impax Asset Management Group plc
hedge fundUpdated 30 days agoManaged by Impax Asset Management Group Plc • Latest filing Q2 2026
Portfolio value
$15.4B
Q2 2026
Filings
14
Quarterly 13F history
Top-10 concentration
100.0%
Weight of largest holdings
Annualized return
16.8%
Implied from 13F holdings
Portfolio value history
13F-disclosed portfolio value over 14 quarters
Show data table
| Period | Portfolio value |
|---|---|
| Q1 2023 | $23.9B |
| Q2 2023 | $24.9B |
| Q3 2023 | $22.4B |
| Q4 2023 | $24.9B |
| Q1 2024 | $26.1B |
| Q2 2024 | $24.5B |
| Q3 2024 | $25.4B |
| Q4 2024 | $22.1B |
| Q1 2025 | $16.6B |
| Q2 2025 | $17.4B |
| Q3 2025 | $17.1B |
| Q4 2025 | $16B |
| Q1 2026 | $14.3B |
| Q2 2026 | $15.4B |
Top holdings
284 positions as of Q2 2026
| # | Stock | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|---|
| 1 | K KLAC KLA Corp | $749M | 2.48M | 4.87% | — |
| 2 | N NVDA NVIDIA Corp | $744.9M | 3.72M | 4.85% | — |
| 3 | L LIN Linde PLC | $736.6M | 1.42M | 4.79% | — |
| 4 | X XYL Xylem Inc/NY | $528.3M | 4.47M | 3.44% | — |
| 5 | M MSFT Microsoft Corp | $503.8M | 1.35M | 3.28% | — |
| 6 | A AWK American Water Works Co Inc | $471.5M | 3.58M | 3.07% | — |
| 7 | V VLTO Veralto Corp | $459.9M | 5.19M | 2.99% | — |
| 8 | C CTAS Cintas Corp | $410.5M | 2.41M | 2.67% | — |
| 9 | W WCN Waste Connections Inc | $329.9M | 1.98M | 2.15% | — |
| 10 | S SBS Cia de Saneamento Basico do Es | $302.4M | 52.32M | 1.97% | — |
| 11 | W WMS Advanced Drainage Systems Inc | $289.7M | 1.85M | 1.89% | — |
| 12 | E ECL Ecolab Inc | $275.4M | 988.4K | 1.79% | — |
| 13 | H HUBB Hubbell Inc | $254.7M | 486.9K | 1.66% | — |
| 14 | A APTV Aptiv PLC | $250.9M | 4.09M | 1.63% | — |
| 15 | V VRT Vertiv Holdings Co | $244.3M | 729.5K | 1.59% | — |
| 16 | A A Agilent Technologies Inc | $222.5M | 1.67M | 1.45% | — |
| 17 | H HUM IDEX Corp | $218.3M | 962.0K | 1.42% | — |
| 18 | W WTS Watts Water Technologies Inc | $212.7M | 543.4K | 1.38% | — |
| 19 | A APH Amphenol Corp | $210.8M | 1.20M | 1.37% | — |
| 20 | C CNM Core & Main Inc | $202.8M | 4.20M | 1.32% | — |