Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.
Reported portfolio value by quarter (54 quarters reported)
$1.11B in Q2 2013 → $5.55B now. Hover for any quarter.
As reported for the quarter ended September 30, 2026. Activity is the change in share count since the prior quarter's filing.
| Holding | % of portfolio | Activity | Shares | Value |
|---|---|---|---|---|
| Arm Holdings PLC | 4.1% | Trimmed 6.1% | 777,229 | $225M |
| NE Nvent Elec PLC | 4.0% | Trimmed 3.5% | 1,399,162 | $224M |
| Marvell Technology Inc | 4.0% | Trimmed 13% | 834,248 | $220M |
| QS Quanta Svcs Inc | 3.8% | Trimmed 0.1% | 326,135 | $210M |
| Analog Devices Inc | 3.6% | Trimmed 5.4% | 499,100 | $198M |
| LH Lumentum Hldgs Inc | 3.1% | Trimmed 4.8% | 175,239 | $170M |
| Vertiv Holdings Co | 2.9% | Added 4.5% | 666,809 | $161M |
| Agilent Technologies Inc | 2.9% | Trimmed 7.5% | 931,998 | $161M |
| Nextpower Inc | 2.4% | Added 99% | 1,721,087 | $134M |
| On Semiconductor Corp | 2.3% | Trimmed 3.7% | 1,658,310 | $127M |
| MP Monolithic Pwr Sys Inc | 2.2% | Trimmed 7.3% | 89,007 | $120M |
| Lattice Semiconductor Corp | 2.0% | Trimmed 3.9% | 874,292 | $110M |
| First Solar Inc | 2.0% | Trimmed 3.9% | 626,438 | $110M |
| Autodesk Inc | 2.0% | Added 2.2% | 524,042 | $110M |
| Regal Rexnord Corporation | 1.9% | Trimmed 3.9% | 678,280 | $105M |
| Bloom Energy Corp | 1.9% | Added 17% | 371,725 | $103M |
| GH Generac Hldgs Inc | 1.7% | Trimmed 3.9% | 462,782 | $95.8M |
| Thermo Fisher Scientific Inc | 1.7% | Trimmed 26% | 140,737 | $95M |
| Itron Inc | 1.6% | Trimmed 2.3% | 1,029,717 | $88.9M |
| Veralto Corp | 1.4% | Trimmed 3.5% | 851,536 | $80.3M |
| CC Carlisle Cos Inc | 1.4% | Trimmed 3.9% | 242,195 | $78M |
| TT Tetra Tech Inc New | 1.4% | Trimmed 25% | 2,321,543 | $76.5M |
| Trane Technologies PLC | 1.4% | Trimmed 3.9% | 169,032 | $76.4M |
| Xylem Inc | 1.4% | Trimmed 8.7% | 742,622 | $75.2M |
| Power Integrations Inc | 1.2% | Trimmed 3.9% | 1,288,004 | $66.7M |
| Enphase Energy Inc | 1.2% | Trimmed 3.9% | 1,981,141 | $65.4M |
| DD Danaher Corp Del | 1.1% | Trimmed 11% | 275,980 | $61.1M |
| Solv Energy Inc | 1.1% | Trimmed 3.9% | 2,538,139 | $61M |
| Ecolab Inc | 1.1% | Added 1.4% | 220,008 | $60.4M |
| Timken Co | 1.1% | Added 120% | 516,703 | $60.3M |
| Procore Technologies Inc | 1.1% | Trimmed 1.2% | 1,165,061 | $60.3M |
| Entegris Inc | 1.1% | New | 387,452 | $59.7M |
| Teradyne Inc | 1.1% | Added 15% | 148,153 | $59.4M |
| Waters Corp | 1.0% | Trimmed 16% | 128,250 | $56.4M |
| Idex Corp | 1.0% | Trimmed 26% | 237,916 | $54.2M |
| Ferguson Enterprises Inc | 1.0% | Trimmed 13% | 240,773 | $53.6M |
| Fervo Energy Co | 0.8% | Added 67% | 3,282,928 | $44.6M |
| Emcor Group Inc | 0.8% | Trimmed 12% | 57,743 | $43.6M |
| Sunrun Inc | 0.8% | Added 28% | 5,478,228 | $42.6M |
| Api Group Corp | 0.7% | Added 16% | 1,031,691 | $39.8M |
| Madison Air Solutions Corp | 0.7% | Added 152% | 1,537,926 | $37.8M |
| Onto Innovation Inc | 0.7% | Trimmed 17% | 122,670 | $37.8M |
| Aura Minerals Inc | 0.7% | Added 16% | 473,190 | $37.2M |
| AI Applied Indl Technologies In | 0.7% | Trimmed 26% | 111,468 | $37M |
| Linde PLC | 0.7% | Added 13% | 78,035 | $37M |
| WM Waste Mgmt Inc Del | 0.6% | Trimmed 23% | 170,568 | $34.8M |
| AD Advanced Drain Sys Inc Del | 0.6% | Trimmed 0.1% | 271,480 | $34.4M |
| Hudbay Minerals Inc | 0.6% | Added 2.5% | 1,253,650 | $33.4M |
| SQ Sociedad Quimica Y Minera De | 0.6% | Trimmed 10% | 499,152 | $32.4M |
| Jacobs Solutions Inc | 0.6% | Trimmed 21% | 239,037 | $32.3M |
| Gfl Environmental Inc | 0.6% | Added 65% | 765,447 | $32M |
| Viavi Solutions Inc | 0.6% | Trimmed 16% | 754,500 | $31.6M |
| RS Republic Svcs Inc | 0.6% | Added 82% | 148,677 | $31.2M |
| Keysight Technologies Inc | 0.6% | Unchanged | 85,700 | $31.2M |
| Itt Inc | 0.6% | New | 153,865 | $31.1M |
| Spx Technologies Inc | 0.5% | Added 17% | 179,472 | $30.4M |
| Nvidia Corporation | 0.5% | Unchanged | 129,500 | $29.6M |
| Cintas Corp | 0.5% | Trimmed 2.4% | 151,006 | $29.5M |
| Qualcomm Inc | 0.5% | Added 12% | 156,569 | $28.8M |
| Core & Main Inc | 0.5% | Trimmed 3.5% | 687,107 | $28.5M |
Showing top 60 of 135 positions.
What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.
quarter ended September 30, 2026 · filed October 23, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Nextpower Inc | Added | +855,460 | +$66.7M | 2.4% |
| Entegris Inc | New | +387,452 | +$59.7M | 1.1% |
| Thermo Fisher Scientific Inc | Trimmed | −50,196 | −$33.9M | 1.7% |
| Marvell Technology Inc | Trimmed | −126,458 | −$33.4M | 4.0% |
| Timken Co | Added | +281,513 | +$32.9M | 1.1% |
| Itt Inc | New | +153,865 | +$31.1M | 0.6% |
| TT Tetra Tech Inc New | Trimmed | −777,707 | −$25.6M | 1.4% |
| CS Comfort Sys Usa Inc | Exited | −11,799 | −$23.4M | — |
| Madison Air Solutions Corp | Added | +926,619 | +$22.8M | 0.7% |
| Idex Corp | Trimmed | −84,129 | −$19.2M | 1.0% |
Showing the 10 largest of 131 changes.
quarter ended June 30, 2026 · filed July 28, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Marvell Technology Inc | Trimmed | −241,601 | −$72M | 4.6% |
| Arm Holdings PLC | Trimmed | −180,038 | −$63.8M | 4.7% |
| Fervo Energy Co | New | +1,969,224 | +$57.6M | 0.9% |
| Solv Energy Inc | Added | +1,636,501 | +$55.7M | 1.4% |
| BR Brookfield Renewable Corp | Exited | −1,342,029 | −$53.5M | — |
| Analog Devices Inc | Added | +133,553 | +$53M | 3.4% |
| Enphase Energy Inc | Added | +1,009,670 | +$49.7M | 1.6% |
| Power Integrations Inc | Added | +470,234 | +$39.4M | 1.8% |
| CS Comfort Sys Usa Inc | Trimmed | −19,675 | −$39M | 0.4% |
| Timken Co | New | +235,190 | +$34.2M | 0.5% |
Showing the 10 largest of 124 changes.
quarter ended March 31, 2026 · filed May 07, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| LH Lumentum Hldgs Inc | Trimmed | −185,271 | −$130M | 3.2% |
| Arm Holdings PLC | Added | +344,739 | +$52.2M | 3.2% |
| Itron Inc | Added | +529,324 | +$47.4M | 1.8% |
| Ptc Inc | Trimmed | −299,902 | −$42.7M | 0.2% |
| On Semiconductor Corp | Added | +657,110 | +$40.7M | 2.6% |
| Enphase Energy Inc | New | +1,052,075 | +$39.8M | 0.8% |
| Vertiv Holdings Co | Trimmed | −150,884 | −$37.8M | 3.8% |
| Bloom Energy Corp | New | +261,101 | +$35.4M | 0.7% |
| Teradyne Inc | Trimmed | −109,233 | −$32.4M | 0.9% |
| WM Waste Mgmt Inc Del | Trimmed | −138,534 | −$31.8M | 0.8% |
Showing the 10 largest of 134 changes.
quarter ended December 31, 2025 · filed February 03, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Waters Corp | Trimmed | −215,708 | −$81.9M | 1.1% |
| GH Generac Hldgs Inc | New | +374,129 | +$51M | 1.1% |
| Trane Technologies PLC | New | +120,745 | +$47M | 1.1% |
| JC Johnson Ctls Intl PLC | Exited | −347,883 | −$38.2M | — |
| Jacobs Solutions Inc | New | +268,554 | +$35.6M | 0.8% |
| CS Comfort Sys Usa Inc | Trimmed | −36,525 | −$34.1M | 0.7% |
| LH Lumentum Hldgs Inc | Trimmed | −70,951 | −$26.2M | 3.3% |
| Idex Corp | Added | +141,547 | +$25.2M | 1.6% |
| A& Alpha & Omega Semiconductor | Exited | −785,264 | −$22M | — |
| BR Brookfield Renewable Corp | Trimmed | −554,769 | −$21.3M | 1.1% |
Showing the 10 largest of 119 changes.
quarter ended September 30, 2025 · filed October 27, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Waters Corp | Added | +162,341 | +$48.7M | 2.3% |
| Sunrun Inc | New | +2,138,191 | +$37M | 0.8% |
| Ferguson Enterprises Inc | Trimmed | −156,522 | −$35.2M | 1.6% |
| Vertiv Holdings Co | Trimmed | −141,001 | −$21.3M | 3.0% |
| Autodesk Inc | Trimmed | −64,704 | −$20.6M | 3.7% |
| Api Group Corp | Added | +510,395 | +$17.5M | 1.1% |
| LH Lumentum Hldgs Inc | Trimmed | −104,771 | −$17M | 1.7% |
| Ptc Inc | Trimmed | −78,899 | −$16M | 1.8% |
| SQ Sociedad Quimica Y Minera De | Trimmed | −366,500 | −$15.8M | 0.7% |
| CS Comfort Sys Usa Inc | Trimmed | −19,078 | −$15.7M | 1.3% |
Showing the 10 largest of 120 changes.
quarter ended June 30, 2025 · filed August 07, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Core & Main Inc | Trimmed | −772,649 | −$46.6M | 1.5% |
| Ptc Inc | Trimmed | −191,196 | −$33M | 1.9% |
| Xpeng Inc | Exited | −1,159,769 | −$24M | — |
| Ferguson Enterprises Inc | Trimmed | −102,776 | −$22.4M | 2.3% |
| Clean Harbors Inc | Trimmed | −95,111 | −$22M | 1.1% |
| CS Comfort Sys Usa Inc | Trimmed | −40,974 | −$22M | 1.1% |
| Tesla Inc | Trimmed | −50,859 | −$16.2M | 0.4% |
| Waters Corp | Added | +42,937 | +$15M | 1.5% |
| Xylem Inc | Trimmed | −115,290 | −$14.9M | 2.6% |
| Masco Corp | Exited | −210,434 | −$14.6M | — |
Showing the 10 largest of 123 changes.
quarter ended March 31, 2025 · filed April 30, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| AW American Wtr Wks Co Inc New | Trimmed | −331,622 | −$48.9M | 1.3% |
| CS Comfort Sys Usa Inc | Added | +106,152 | +$34.2M | 1.0% |
| Gfl Environmental Inc | New | +677,378 | +$32.7M | 0.8% |
| QS Quanta Svcs Inc | Trimmed | −124,354 | −$31.6M | 2.2% |
| Albemarle Corp | Trimmed | −430,000 | −$31M | 0.7% |
| CC Carlisle Cos Inc | Trimmed | −72,070 | −$24.5M | 2.3% |
| Pentair PLC | Trimmed | −255,383 | −$22.3M | 1.3% |
| TT Tetra Tech Inc New | Added | +742,241 | +$21.7M | 2.3% |
| Emcor Group Inc | New | +57,197 | +$21.1M | 0.5% |
| A& Alpha & Omega Semiconductor | New | +781,752 | +$19.4M | 0.5% |
Showing the 10 largest of 116 changes.
quarter ended December 31, 2024 · filed February 05, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| WM Waste Mgmt Inc Del | New | +300,647 | +$60.7M | 1.3% |
| Sunrun Inc | Exited | −3,117,100 | −$56.3M | — |
| BR Brookfield Renewable Corp | New | +2,013,000 | +$55.7M | 1.2% |
| Marvell Technology Inc | Trimmed | −425,500 | −$47M | 3.0% |
| Tesla Inc | Trimmed | −106,875 | −$43.2M | 0.8% |
| LH Lumentum Hldgs Inc | Trimmed | −426,000 | −$35.8M | 0.7% |
| Enphase Energy Inc | Exited | −303,300 | −$34.3M | — |
| Vertiv Holdings Co | Trimmed | −284,488 | −$32.3M | 2.9% |
| JC Johnson Ctls Intl PLC | New | +369,446 | +$29.2M | 0.6% |
| Mettler Toledo International | Added | +21,449 | +$26.2M | 1.2% |
Showing the 10 largest of 108 changes.
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