Impax Asset Management Group plc - Stock Holdings in 13F Filings (SEC)

Updated on March 15, 2026.

Based on 13F Filings filed with the SEC on January 29, 2026, for the 2025 Q4 period, Impax Asset Management Group plc held in its portfolio 278 assets valued at $15,984,518,018 (i.e. $15.99B).

The most valuable assets in the portfolio included: Linde PLC ($785.38M), Microsoft Corp ($769.70M), and Xylem Inc/NY ($664.72M).

The chart below shows the top 10 valuable assets, and the table below shows the top 278 valuable assets.

You can see similar for other investment managers.

Related Topics: SEC Topic List.
Data Source: SEC.
Top Valuable Stocks in Impax Asset Management Group plc Portfolio
Linde PLC
Microsoft Corp
Xylem Inc/NY
NVIDIA Corp
Hubbell Inc
Agilent Technologies Inc
Pentair PLC
Aptiv PLC
Veralto Corp
American Water Works Co Inc
Impax Asset Management Group plc - Stock Holdings in 13F Filings (SEC)
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Name of Issuer No. of Shares Value ($) Class
Linde PLC 1841939 785384336 Common Stock
Microsoft Corp 1591543 769702098 Common Stock
Xylem Inc/NY 4881208 664722950 Common Stock
NVIDIA Corp 3034256 565888785 Common Stock
Hubbell Inc 820499 364391954 Common Stock
Agilent Technologies Inc 2595597 353182960 Common Stock
Pentair PLC 3311159 344824118 Common Stock
Aptiv PLC 4269536 324868998 Common Stock
Veralto Corp 3145370 313845044 Common Stock
American Water Works Co Inc 2386873 311486927 Common Stock
A O Smith Corp 4649544 310961530 Common Stock
IDEX Corp 1708816 304066749 Common Stock
Advanced Drainage Systems Inc 2066723 299323492 Common Stock
eBay Inc 3134733 273035298 Common Stock
RenaissanceRe Holdings Ltd 969868 272688226 Common Stock
Marvell Technology Inc 3142554 267054222 Common Stock
KLA Corp 212473 258171616 Common Stock
Cintas Corp 1346262 253191494 Common Stock
Waste Management Inc 1009080 221705119 Common Stock
Applied Materials Inc 854529 219605471 Common Stock
Synopsys Inc 442763 207974952 Common Stock
Zoetis Inc 1577364 198464030 Common Stock
Vertiv Holdings Co 1207028 195550606 Common Stock
Ecolab Inc 725432 190440409 Common Stock
Mastercard Inc 332450 189789056 Common Stock
Carrier Global Corp 3548911 187524445 Common Stock
Watts Water Technologies Inc 647873 178825905 Common Stock
TE Connectivity PLC 764995 174044031 Common Stock
Cia de Saneamento Basico do Es 7236477 172589976 ADR
Masco Corp 2710763 172025020 Common Stock
Cadence Design Systems Inc 538545 168338396 Common Stock
Boston Scientific Corp 1723927 164376439 Common Stock
Union Pacific Corp 689356 159461877 Common Stock
Core & Main Inc 2872595 149288762 Common Stock
Zurn Elkay Water Solutions Cor 2921884 135838387 Common Stock
Amphenol Corp 982800 132815692 Common Stock
AECOM 1392092 132708130 Common Stock
Itron Inc 1355148 125839102 Common Stock
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Apple Inc 368237 100108911 Common Stock
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Uber Technologies Inc 274960 22466982 Common Stock
Johnson & Johnson 108397 22432759 Common Stock
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Middleby Corp/The 133739 19882977 Common Stock
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Pacira BioSciences Inc 750027 19410699 Common Stock
Ball Corp 337197 17861325 Common Stock
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ITT Inc 6597 1144645 Common Stock
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Intel Corp 29969 1105856 Common Stock
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Unum Group 13829 1071748 Common Stock
Pinterest Inc 41243 1067781 Common Stock
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Gen Digital Inc 38973 1059676 Common Stock
NetApp Inc 9895 1059656 Common Stock
Fortinet Inc 13327 1058297 Common Stock
SBA Communications Corp 5372 1039106 REIT
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Blackrock Inc 940 1006120 Common Stock
ResMed Inc 3869 931926 Common Stock