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Impax Asset Management Group Plc Top Holdings and 13F Report (2026)

About Impax Asset Management Group Plc

Investment Activity

  • Impax Asset Management Group Plc has $15.37 billion in total holdings as of June 30, 2026.
  • Impax Asset Management Group Plc owns shares of 284 different stocks, but just 60 companies or ETFs make up 80% of its holdings.
  • Approximately 17.19% of the portfolio was purchased this quarter.
  • About 17.92% of the portfolio was sold this quarter.
  • This quarter, Impax Asset Management Group Plc has purchased 287 new stocks and bought additional shares in 127 stocks.
  • Impax Asset Management Group Plc sold shares of 110 stocks and completely divested from 12 stocks this quarter.

Largest Holdings

KLA
$749,014,292
NVIDIA
$744,886,125
Linde PLC
$736,553,914
Xylem
$528,278,564
Microsoft
$503,818,627

Largest New Holdings this Quarter

056525108 - Badger Meter
$140,322,076 Holding
881624209 - Teva Pharmaceutical Industries
$18,113,569 Holding
989207105 - Zebra Technologies
$15,137,450 Holding
29444U700 - Equinix
$13,904,440 Holding
59001A102 - Meritage Homes
$8,968,680 Holding

Largest Purchases this Quarter

KLA
2,118,775 shares (about $639.26M)
Veralto Corp
1,810,492 shares (about $160.55M)
Cintas
909,746 shares (about $154.73M)
Amphenol
850,769 shares (about $150.01M)

Largest Sales this Quarter

Marvell Technology
1,653,911 shares (about $492.68M)
eBay
2,224,045 shares (about $248.54M)
Linde PLC
292,437 shares (about $151.76M)
AAON
1,093,123 shares (about $138.67M)
Vertiv
354,980 shares (about $118.85M)

Sector Allocation Over Time

Map of 500 Largest Holdings ofImpax Asset Management Group Plc

 
 
Selling
 
 
Neutral
 
 
Buying
Issuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSector
KLA Corporation stock logo
KLAC
KLA
$749,014,292$639,255,526 â–²582.4%2,482,5644.9%Technology
NVIDIA Corporation stock logo
NVDA
NVIDIA
$744,886,125$16,341,548 â–²2.2%3,722,7564.8%Technology
Linde PLC
$736,553,914$151,757,269 â–¼-17.1%1,419,3434.8%Common Stock
Xylem Inc. stock logo
XYL
Xylem
$528,278,564$13,779,030 â–¼-2.5%4,468,9843.4%Industrials
Microsoft Corporation stock logo
MSFT
Microsoft
$503,818,627$60,340,077 â–²13.6%1,350,6483.3%Technology
American Water Works Company, Inc. stock logo
AWK
American Water Works
$471,529,035$100,838,570 â–²27.2%3,583,5923.1%Utilities
Veralto Corp
$459,946,666$160,554,414 â–²53.6%5,186,5893.0%Common Stock
Cintas Corporation stock logo
CTAS
Cintas
$410,456,170$154,729,560 â–²60.5%2,413,3132.7%Industrials
Waste Connections, Inc. stock logo
WCN
Waste Connections
$329,883,893$23,069,554 â–¼-6.5%1,979,0272.1%Industrials
Companhia de saneamento Basico Do Estado De Sao Paulo - Sabesp stock logo
SBS
Companhia de saneamento Basico Do Estado De Sao Paulo - Sabesp
$302,435,084$263,464,243 â–²676.1%52,324,4092.0%Utilities
Advanced Drainage Systems, Inc. stock logo
WMS
Advanced Drainage Systems
$289,739,056$12,802,913 â–¼-4.2%1,845,9421.9%Industrials
Ecolab Inc. stock logo
ECL
Ecolab
$275,375,059$35,967,437 â–²15.0%988,3891.8%Materials
Hubbell Inc stock logo
HUBB
Hubbell
$254,722,429$102,497,976 â–¼-28.7%486,8551.7%Industrials
Aptiv PLC
$250,879,307$30,949,266 â–¼-11.0%4,087,3141.6%Common Stock
Vertiv Holdings Co. stock logo
VRT
Vertiv
$244,252,006$118,854,312 â–¼-32.7%729,5031.6%Industrials
Agilent Technologies, Inc. stock logo
A
Agilent Technologies
$222,484,548$22,474,970 â–¼-9.2%1,674,9571.4%Healthcare
IDEX Corporation stock logo
IEX
IDEX
$218,325,851$3,189,555 â–²1.5%962,0001.4%Industrials
Watts Water Technologies, Inc. stock logo
WTS
Watts Water Technologies
$212,718,627$17,462,584 â–¼-7.6%543,4121.4%Industrials
Amphenol Corporation stock logo
APH
Amphenol
$210,752,550$150,007,518 â–²246.9%1,195,2851.4%Technology
Core & Main, Inc. stock logo
CNM
Core & Main
$202,824,569$65,246,111 â–²47.4%4,203,6181.3%Industrials
Marvell Technology, Inc. stock logo
MRVL
Marvell Technology
$196,692,187$492,683,268 â–¼-71.5%660,2851.3%Technology
RenaissanceRe Holdings Ltd. stock logo
RNR
RenaissanceRe
$195,027,101$7,064,330 â–¼-3.5%615,4221.3%Finance
A. O. Smith Corporation stock logo
AOS
A. O. Smith
$176,476,079$91,853,816 â–¼-34.2%2,813,7131.1%Industrials
Applied Materials, Inc. stock logo
AMAT
Applied Materials
$175,567,613$12,124,715 â–¼-6.5%242,8321.1%Technology
Itron, Inc. stock logo
ITRI
Itron
$166,735,082$23,038,006 â–¼-12.1%1,926,9051.1%Technology
Masco Corporation stock logo
MAS
Masco
$165,322,277$28,107,314 â–¼-14.5%2,031,7351.1%Industrials
Mastercard Incorporated stock logo
MA
Mastercard
$163,150,690$19,602,571 â–²13.7%317,6611.1%Finance
Cadence Design Systems, Inc. stock logo
CDNS
Cadence Design Systems
$160,120,144$62,585,360 â–¼-28.1%426,6231.0%Technology
Pentair plc stock logo
PNR
Pentair
$159,989,630$28,505,251 â–²21.7%2,087,0031.0%Industrials
TE Connectivity PLC
$153,770,303$3,701,356 â–²2.5%762,7121.0%Common Stock
Wabtec stock logo
WAB
Wabtec
$150,640,917$64,813,740 â–²75.5%558,7571.0%Industrials
AECOM stock logo
ACM
AECOM
$148,558,062$52,047,906 â–²53.9%2,128,3391.0%Industrials
Synopsys, Inc. stock logo
SNPS
Synopsys
$148,509,506$7,764,287 â–²5.5%332,9291.0%Technology
Deere & Company stock logo
DE
Deere & Company
$145,978,073$134,222,693 â–²1,141.8%230,1300.9%Industrials
Badger Meter, Inc. stock logo
BMI
Badger Meter
$140,322,076$140,322,076 â–²New Holding945,6940.9%Technology
Zurn Elkay Water Solutions Cor stock logo
ZWS
Zurn Elkay Water Solutions Cor
$133,083,792$1,243,846 â–²0.9%2,633,7580.9%Industrials
Valmont Industries, Inc. stock logo
VMI
Valmont Industries
$130,583,808$574,712 â–¼-0.4%226,0800.8%Industrials
Franklin Electric Co., Inc. stock logo
FELE
Franklin Electric
$126,010,635$12,972,884 â–¼-9.3%1,175,5820.8%Industrials
Union Pacific Corporation stock logo
UNP
Union Pacific
$123,854,082$79,660,621 â–¼-39.1%455,3460.8%Industrials
Pinnacle Financial Partners In
$115,241,277$73,432,771 â–²175.6%1,142,3600.7%Common Stock
Tetra Tech, Inc. stock logo
TTEK
Tetra Tech
$113,587,997$2,937,160 â–²2.7%3,931,7410.7%Industrials
Apple Inc. stock logo
AAPL
Apple
$105,041,731$16,875,765 â–¼-13.8%363,0140.7%Technology
NextEra Energy, Inc. stock logo
NEE
NextEra Energy
$103,189,632$99,213,826 â–²2,495.4%1,175,6820.7%Utilities
QXO Inc
$101,278,119$19,836,314 â–²24.4%5,861,0030.7%Common Stock
Trane Technologies plc stock logo
TT
Trane Technologies
$99,237,555$13,143,396 â–¼-11.7%202,0480.6%Industrials
Autodesk, Inc. stock logo
ADSK
Autodesk
$97,349,647$33,658,330 â–²52.8%500,7190.6%Technology
SiteOne Landscape Supply, Inc. stock logo
SITE
SiteOne Landscape Supply
$95,693,668$1,370,632 â–²1.5%836,4100.6%Industrials
Littelfuse, Inc. stock logo
LFUS
Littelfuse
$89,820,577$67,589,113 â–¼-42.9%197,2650.6%Technology
Monolithic Power Systems, Inc. stock logo
MPWR
Monolithic Power Systems
$87,678,948$34,599,089 â–¼-28.3%63,4270.6%Technology
Citizens Financial Group, Inc. stock logo
CFG
Citizens Financial Group
$77,494,617$11,801,400 â–¼-13.2%1,105,9600.5%Finance
Mueller Water Products stock logo
MWA
Mueller Water Products
$76,649,776$495,678 â–²0.7%2,967,4710.5%Industrials
Generac Holdings Inc. stock logo
GNRC
Generac
$75,147,344$23,371,801 â–¼-23.7%256,6420.5%Industrials
Carrier Global Corporation stock logo
CARR
Carrier Global
$67,361,266$18,917,185 â–¼-21.9%918,3540.4%Industrials
Trex Company, Inc. stock logo
TREX
Trex
$65,267,122$23,121,933 â–¼-26.2%1,304,2990.4%Industrials
Nextpower Inc. stock logo
NXT
Nextpower
$60,084,618$39,153,173 â–²187.1%504,3200.4%Industrials
Thermo Fisher Scientific Inc. stock logo
TMO
Thermo Fisher Scientific
$59,371,051$331,900 â–²0.6%118,4200.4%Healthcare
Alphabet Inc. stock logo
GOOGL
Alphabet
$58,495,036$11,168,170 â–¼-16.0%163,6820.4%Communication Services
Intuitive Surgical, Inc. stock logo
ISRG
Intuitive Surgical
$57,022,938$3,624,058 â–²6.8%143,3890.4%Healthcare
Marsh & McLennan Cos Inc
$56,643,466$318,340 â–²0.6%339,8540.4%Common Stock
Ormat Technologies, Inc. stock logo
ORA
Ormat Technologies
$55,862,651$22,880,435 â–¼-29.1%512,9720.4%Utilities
eBay Inc. stock logo
EBAY
eBay
$54,957,499$248,536,877 â–¼-81.9%491,7900.4%Consumer Discretionary
Amazon.com, Inc. stock logo
AMZN
Amazon.com
$54,832,262$16,399,222 â–¼-23.0%230,0590.4%Consumer Discretionary
Repligen Corporation stock logo
RGEN
Repligen
$54,100,234$5,724,340 â–¼-9.6%396,5130.4%Healthcare
Broadcom Inc. stock logo
AVGO
Broadcom
$53,760,247$10,529,026 â–¼-16.4%142,3170.3%Technology
nVent Electric PLC stock logo
NVT
nVent Electric
$51,467,815$38,063,367 â–¼-42.5%303,4480.3%Industrials
Trimble Inc. stock logo
TRMB
Trimble
$50,333,227$1,094,382 â–²2.2%983,4550.3%Technology
Bentley Systems, Incorporated stock logo
BSY
Bentley Systems
$49,539,596$603,509 â–¼-1.2%1,657,3970.3%Technology
Boston Scientific Corporation stock logo
BSX
Boston Scientific
$49,474,058$8,552,474 â–¼-14.7%1,159,1860.3%Healthcare
ServiceNow, Inc. stock logo
NOW
ServiceNow
$46,856,685$1,744,250 â–²3.9%471,9650.3%Technology
The Progressive Corporation stock logo
PGR
Progressive
$44,747,953$3,622,993 â–¼-7.5%204,8430.3%Finance
Mettler-Toledo International, Inc. stock logo
MTD
Mettler-Toledo International
$44,631,805$3,083,870 â–²7.4%34,9370.3%Healthcare
Victory Capital Holdings, Inc. stock logo
VCTR
Victory Capital
$44,131,500$10,507,500 â–¼-19.2%525,0000.3%Finance
AAON, Inc. stock logo
AAON
AAON
$43,533,851$138,673,390 â–¼-76.1%343,1650.3%Industrials
Tyler Technologies, Inc. stock logo
TYL
Tyler Technologies
$41,860,385$6,175,293 â–¼-12.9%143,1320.3%Technology
Ligand Pharmaceuticals Incorporated stock logo
LGND
Ligand Pharmaceuticals
$41,091,700$7,094,324 â–¼-14.7%130,0000.3%Healthcare
Eli Lilly and Company stock logo
LLY
Eli Lilly and Company
$38,905,911$8,254,477 â–¼-17.5%32,4370.3%Healthcare
On Holding AG stock logo
ONON
ON
$36,584,822$12,765,793 â–²53.6%1,032,8860.2%Consumer Discretionary
United Rentals, Inc. stock logo
URI
United Rentals
$35,880,720$16,528,786 â–¼-31.5%31,6720.2%Industrials
Micron Technology, Inc. stock logo
MU
Micron Technology
$34,939,204$1,831,858 â–²5.5%30,2690.2%Technology
MercadoLibre, Inc. stock logo
MELI
MercadoLibre
$34,285,581$782,497 â–²2.3%20,1990.2%Consumer Discretionary
Johnson & Johnson stock logo
JNJ
Johnson & Johnson
$34,122,647$4,327,903 â–²14.5%134,3570.2%Healthcare
PTC Inc. stock logo
PTC
PTC
$33,331,015$715,516 â–¼-2.1%293,3810.2%Technology
HDFC Bank Limited stock logo
HDB
HDFC Bank
$31,602,540$1,323,297 â–¼-4.0%1,223,4820.2%Finance
Lam Research Corp
$28,791,745$1,140,958 â–¼-3.8%66,4430.2%Common Stock
Eastern Bankshares, Inc. stock logo
EBC
Eastern Bankshares
$28,356,0000.0%1,275,0000.2%Finance
Gilead Sciences, Inc. stock logo
GILD
Gilead Sciences
$28,333,008$1,698,894 â–²6.4%224,2600.2%Healthcare
Alphabet Inc. stock logo
GOOG
Alphabet
$28,043,095$1,341,594 â–²5.0%79,3680.2%Communication Services
Advanced Micro Devices, Inc. stock logo
AMD
Advanced Micro Devices
$27,563,018$1,376,176 â–¼-4.8%47,4480.2%Technology
Mitek Systems, Inc. stock logo
MITK
Mitek Systems
$27,347,088$1,509,750 â–¼-5.2%1,358,5240.2%Technology
Intel Corporation stock logo
INTC
Intel
$27,085,148$4,359,528 â–²19.2%193,9780.2%Technology
Neurocrine Biosciences, Inc. stock logo
NBIX
Neurocrine Biosciences
$26,965,600$14,325,475 â–²113.3%160,0000.2%Healthcare
Merck & Co., Inc. stock logo
MRK
Merck & Co., Inc.
$26,238,929$6,843,525 â–²35.3%204,1940.2%Healthcare
Waste Management, Inc. stock logo
WM
Waste Management
$25,688,483$367,752 â–¼-1.4%115,2570.2%Industrials
Acadian Asset Management Inc
$25,032,000$33,852,061 â–¼-57.5%350,0000.2%Common Stock
Abbott Laboratories stock logo
ABT
Abbott Laboratories
$24,713,765$5,969,694 â–²31.8%272,3580.2%Healthcare
Oracle Corporation stock logo
ORCL
Oracle
$24,244,060$3,835,653 â–¼-13.7%165,4320.2%Technology
Citigroup Inc. stock logo
C
Citigroup
$24,167,733$15,116 â–¼-0.1%172,6760.2%Finance
Teradata Corporation stock logo
TDC
Teradata
$23,718,930$4,764,375 â–²25.1%684,5290.2%Technology
SiBone stock logo
SIBN
SiBone
$23,256,1630.0%1,425,0100.2%Healthcare
Visa Inc. stock logo
V
Visa
$22,502,244$3,928,724 â–²21.2%65,5870.1%Finance

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