Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.
Reported portfolio value by quarter (32 quarters reported)
$6.96B in Q3 2018 → $15.4B now. Hover for any quarter.
As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.
| Holding | % of portfolio | Activity | Shares | Value |
|---|---|---|---|---|
| Kla Corp | 4.9% | Added 582% | 2,482,564 | $749M |
| Nvidia Corp | 4.8% | Added 2.2% | 3,722,756 | $745M |
| Linde PLC | 4.8% | Trimmed 17% | 1,419,343 | $737M |
| XI Xylem Inc/ny | 3.4% | Trimmed 2.5% | 4,468,984 | $528M |
| Microsoft Corp | 3.3% | Added 14% | 1,350,648 | $504M |
| American Water Works Co Inc | 3.1% | Added 27% | 3,583,592 | $472M |
| Veralto Corp | 3.0% | Added 54% | 5,186,589 | $460M |
| Cintas Corp | 2.7% | Added 61% | 2,413,313 | $410M |
| Waste Connections Inc | 2.1% | Trimmed 6.5% | 1,979,027 | $330M |
| CD Cia De Saneamento Basico Do Es | 2.0% | Added 676% | 52,324,409 | $302M |
| Advanced Drainage Systems Inc | 1.9% | Trimmed 4.2% | 1,845,942 | $290M |
| Ecolab Inc | 1.8% | Added 15% | 988,389 | $275M |
| Hubbell Inc | 1.7% | Trimmed 29% | 486,855 | $255M |
| Aptiv PLC | 1.6% | Trimmed 11% | 4,087,314 | $251M |
| Vertiv Holdings Co | 1.6% | Trimmed 33% | 729,503 | $244M |
| Agilent Technologies Inc | 1.4% | Trimmed 9.2% | 1,674,957 | $222M |
| Idex Corp | 1.4% | Added 1.5% | 962,000 | $218M |
| Watts Water Technologies Inc | 1.4% | Trimmed 7.6% | 543,412 | $213M |
| Amphenol Corp | 1.4% | Added 247% | 1,195,285 | $211M |
| Core & Main Inc | 1.3% | Added 47% | 4,203,618 | $203M |
| Marvell Technology Inc | 1.3% | Trimmed 71% | 660,285 | $197M |
| Renaissancere Holdings Ltd | 1.3% | Trimmed 3.5% | 615,422 | $195M |
| A O Smith Corp | 1.1% | Trimmed 34% | 2,813,713 | $176M |
| Applied Materials Inc | 1.1% | Trimmed 6.5% | 242,832 | $176M |
| Itron Inc | 1.1% | Trimmed 12% | 1,926,905 | $167M |
| Masco Corp | 1.1% | Trimmed 15% | 2,031,735 | $165M |
| Mastercard Inc | 1.1% | Added 14% | 317,661 | $163M |
| Cadence Design Systems Inc | 1.0% | Trimmed 28% | 426,623 | $160M |
| Pentair PLC | 1.0% | Added 22% | 2,087,003 | $160M |
| Te Connectivity PLC | 1.0% | Added 2.5% | 762,712 | $154M |
| WA Westinghouse Air Brake Technol | 1.0% | Added 76% | 558,757 | $151M |
| Aecom | 1.0% | Added 54% | 2,128,339 | $149M |
| Synopsys Inc | 1.0% | Added 5.5% | 332,929 | $149M |
| Deere & Co | 0.9% | Added 1142% | 230,130 | $146M |
| Badger Meter Inc | 0.9% | New | 945,694 | $140M |
| ZE Zurn Elkay Water Solutions Cor | 0.9% | Added 0.9% | 2,633,758 | $133M |
| Valmont Industries Inc | 0.8% | Trimmed 0.4% | 226,080 | $131M |
| Franklin Electric Co Inc | 0.8% | Trimmed 9.3% | 1,175,582 | $126M |
| Union Pacific Corp | 0.8% | Trimmed 39% | 455,346 | $124M |
| PF Pinnacle Financial Partners In | 0.7% | Added 176% | 1,142,360 | $115M |
| Tetra Tech Inc | 0.7% | Added 2.7% | 3,931,741 | $114M |
| Apple Inc | 0.7% | Trimmed 14% | 363,014 | $105M |
| Nextera Energy Inc | 0.7% | Added 2495% | 1,175,682 | $103M |
| Qxo Inc | 0.7% | Added 24% | 5,861,003 | $101M |
| Trane Technologies PLC | 0.6% | Trimmed 12% | 202,048 | $99.2M |
| Autodesk Inc | 0.6% | Added 53% | 500,719 | $97.3M |
| Siteone Landscape Supply Inc | 0.6% | Added 1.5% | 836,410 | $95.7M |
| Littelfuse Inc | 0.6% | Trimmed 43% | 197,265 | $89.8M |
| Monolithic Power Systems Inc | 0.6% | Trimmed 28% | 63,427 | $87.7M |
| Citizens Financial Group Inc | 0.5% | Trimmed 13% | 1,105,960 | $77.5M |
| Mueller Water Products Inc | 0.5% | Added 0.7% | 2,967,471 | $76.6M |
| Generac Holdings Inc | 0.5% | Trimmed 24% | 256,642 | $75.1M |
| Carrier Global Corp | 0.4% | Trimmed 22% | 918,354 | $67.4M |
| Trex Co Inc | 0.4% | Trimmed 26% | 1,304,299 | $65.3M |
| Nextpower Inc | 0.4% | Added 187% | 504,320 | $60.1M |
| Thermo Fisher Scientific Inc | 0.4% | Added 0.6% | 118,420 | $59.4M |
| Alphabet Inc | 0.4% | Trimmed 16% | 163,682 | $58.5M |
| Intuitive Surgical Inc | 0.4% | Added 6.8% | 143,389 | $57M |
| M& Marsh & Mclennan Cos Inc | 0.4% | Added 0.6% | 339,854 | $56.6M |
| Ormat Technologies Inc | 0.4% | Trimmed 29% | 512,972 | $55.9M |
Showing top 60 of 284 positions.
What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.
quarter ended June 30, 2026 · filed August 11, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Kla Corp | Added | +2,118,775 | +$639M | 4.9% |
| Marvell Technology Inc | Trimmed | −1,653,911 | −$493M | 1.3% |
| CD Cia De Saneamento Basico Do Es | Added | +45,582,049 | +$263M | 2.0% |
| Ebay Inc | Trimmed | −2,224,045 | −$249M | 0.4% |
| Veralto Corp | Added | +1,810,492 | +$161M | 3.0% |
| Cintas Corp | Added | +909,746 | +$155M | 2.7% |
| Linde PLC | Trimmed | −292,437 | −$152M | 4.8% |
| Amphenol Corp | Added | +850,769 | +$150M | 1.4% |
| Badger Meter Inc | New | +945,694 | +$140M | 0.9% |
| Aaon Inc | Trimmed | −1,093,123 | −$139M | 0.3% |
Showing the 10 largest of 258 changes.
quarter ended March 31, 2026 · filed May 12, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Waste Connections Inc | Added | +1,635,720 | +$266M | 2.4% |
| Kla Corp | Added | +151,316 | +$223M | 3.7% |
| Waste Management Inc | Trimmed | −892,173 | −$205M | 0.2% |
| Applied Materials Inc | Trimmed | −594,927 | −$203M | 0.6% |
| Microsoft Corp | Trimmed | −402,656 | −$149M | 3.1% |
| Idex Corp | Trimmed | −760,870 | −$144M | 1.3% |
| Pentair PLC | Trimmed | −1,595,996 | −$139M | 1.0% |
| Carrier Global Corp | Trimmed | −2,372,654 | −$134M | 0.5% |
| Republic Services Inc | Trimmed | −546,042 | −$120M | 0.1% |
| Nvidia Corp | Added | +606,829 | +$106M | 4.4% |
Showing the 10 largest of 283 changes.
quarter ended December 31, 2025 · filed January 29, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Ormat Technologies Inc | Trimmed | −1,086,369 | −$120M | 0.5% |
| Tetra Tech Inc | New | +3,208,190 | +$108M | 0.7% |
| Tyler Technologies Inc | New | +235,136 | +$107M | 0.7% |
| American Water Works Co Inc | Added | +657,849 | +$85.8M | 1.9% |
| Synopsys Inc | Trimmed | −179,146 | −$84.1M | 1.3% |
| Oracle Corp | Trimmed | −431,382 | −$84.1M | 0.2% |
| Citizens Financial Group Inc | Added | +1,391,483 | +$81.3M | 0.6% |
| Servicenow Inc | Added | +477,057 | +$73.1M | 0.6% |
| Renaissancere Holdings Ltd | Trimmed | −250,556 | −$70.4M | 1.7% |
| Veralto Corp | Trimmed | −694,352 | −$69.3M | 2.0% |
Showing the 10 largest of 218 changes.
quarter ended September 30, 2025 · filed November 06, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Te Connectivity PLC | Trimmed | −801,381 | −$176M | 1.1% |
| MI Mettler-toledo International I | Trimmed | −138,415 | −$170M | 0.2% |
| Aptiv PLC | Added | +1,595,276 | +$138M | 2.3% |
| Nvidia Corp | Trimmed | −634,761 | −$118M | 3.5% |
| Ansys Inc | Exited | −318,139 | −$112M | — |
| Itron Inc | Added | +890,040 | +$110M | 1.2% |
| Oracle Corp | Trimmed | −355,441 | −$100M | 1.0% |
| Kla Corp | Trimmed | −92,933 | −$99.9M | 1.6% |
| Pentair PLC | Trimmed | −824,463 | −$91.1M | 2.3% |
| Ebay Inc | Trimmed | −997,633 | −$90.7M | 1.5% |
Showing the 10 largest of 255 changes.
quarter ended June 30, 2025 · filed August 08, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Zoetis Inc | Added | +922,589 | +$143M | 1.1% |
| Microsoft Corp | Trimmed | −262,649 | −$130M | 4.5% |
| Itron Inc | New | +698,910 | +$92M | 0.5% |
| Waste Management Inc | Trimmed | −398,200 | −$91.1M | 1.5% |
| XI Xylem Inc/ny | Added | +663,191 | +$85.5M | 4.1% |
| American Water Works Co Inc | Trimmed | −574,390 | −$79.9M | 1.4% |
| Ansys Inc | Trimmed | −224,586 | −$78.9M | 0.6% |
| Cognex Corp | Exited | −2,427,715 | −$72.1M | — |
| Synopsys Inc | Added | +135,198 | +$69M | 1.8% |
| Voya Financial Inc | Trimmed | −936,659 | −$66.5M | 0.1% |
Showing the 10 largest of 286 changes.
quarter ended March 31, 2025 · filed April 29, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| American Water Works Co Inc | Trimmed | −2,326,940 | −$343M | 2.1% |
| Mastercard Inc | Trimmed | −573,748 | −$311M | 0.8% |
| Boston Scientific Corp | Trimmed | −3,040,709 | −$304M | 0.9% |
| M& Marsh & Mclennan Cos Inc | Trimmed | −1,109,830 | −$268M | 0.6% |
| Ebay Inc | Added | +3,401,198 | +$230M | 1.4% |
| Thermo Fisher Scientific Inc | Trimmed | −431,255 | −$212M | 0.6% |
| Linde PLC | Trimmed | −455,384 | −$212M | 5.0% |
| Visa Inc | Trimmed | −597,264 | −$208M | 0.8% |
| Marvell Technology Inc | Added | +3,264,557 | +$200M | 1.4% |
| Microsoft Corp | Trimmed | −523,815 | −$196M | 4.2% |
Showing the 10 largest of 300 changes.
quarter ended December 31, 2024 · filed February 04, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| XI Xylem Inc/ny | Added | +3,883,845 | +$450M | 2.9% |
| Aptiv PLC | Exited | −5,948,349 | −$428M | — |
| Iqvia Holdings Inc | Trimmed | −1,591,807 | −$313M | 0.2% |
| Aptiv PLC | New | +4,765,012 | +$288M | 1.3% |
| Pentair PLC | Trimmed | −2,557,006 | −$257M | 2.3% |
| BD Becton Dickinson & Co | Exited | −936,258 | −$225M | — |
| ZE Zurn Elkay Water Solutions Cor | Trimmed | −4,709,565 | −$176M | 0.7% |
| Voya Financial Inc | Added | +2,131,578 | +$146M | 0.9% |
| American Water Works Co Inc | Trimmed | −1,041,719 | −$129M | 2.6% |
| Microsoft Corp | Trimmed | −276,504 | −$116M | 4.5% |
Showing the 10 largest of 317 changes.
quarter ended September 30, 2024 · filed November 06, 2024
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Te Connectivity PLC | New | +3,476,940 | +$524M | 2.1% |
| Te Connectivity Ltd | Exited | −3,485,014 | −$524M | — |
| United Rentals Inc | Trimmed | −582,270 | −$471M | — |
| Cintas Corp | Added | +1,648,350 | +$339M | 2.0% |
| Msci Inc | Exited | −545,875 | −$262M | — |
| American Water Works Co Inc | Trimmed | −1,224,009 | −$179M | 3.3% |
| Synopsys Inc | Added | +267,836 | +$136M | 1.0% |
| Union Pacific Corp | Added | +520,536 | +$128M | 0.5% |
| Pentair PLC | Trimmed | −1,265,821 | −$124M | 2.9% |
| Hubbell Inc | Added | +279,654 | +$120M | 2.0% |
Showing the 10 largest of 269 changes.
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