Companies & Weightings
Cleantech Index (CTIUS) Composition by company and weight
As of January 1, 2019
| Company | Symbol | Index Weight | Market Cap. USD millions | 2018 YTD Change in Cap. USD | Domicile* |
| ABB | ABBN.VX | 2.95% | $ 40,417 | -29.38% | Switzerland |
| Advanced Energy Industries | AEIS | 1.77% | $ 1,652 | -38.45% | USA |
| Aegion | AEGN | 0.76% | $ 527 | -37.18% | USA |
| ANSYS | ANSS | 2.97% | $ 11,944 | -4.54% | USA |
| Autodesk | ADSK | 3.12% | $ 28,167 | 22.69% | USA |
| Badger Meter | BMI | 1.29% | $ 1,433 | 2.95% | USA |
| Borg Warner | BWA | 3.00% | $ 7,235 | -32.56% | USA |
| CalAmp | CAMP | 0.72% | $ 450 | -41.06% | USA |
| Cree | CREE | 2.66% | $ 4,315 | 19.51% | USA |
| Donaldson | DCI | 2.74% | $ 5,549 | -13.02% | USA |
| Energy Development Co. (5) | EDC:PM | n/a | n/a | 14.00% | Philippines |
| Enersys | ENS | 2.60% | $ 3,271 | 9.41% | USA |
| Eurofins Scientific | ERF.PA | 3.01% | $ 6,457 | -37.49% | Belgium |
| Gurit Holding | GUR.SW | 0.64% | $ 412 | -18.48% | Switzerland |
| Hannon Armstrong | HASI | 1.23% | $ 1,177 | -5.27% | USA |
| Hexcel | HXL | 2.57% | $ 4,937 | -11.41% | USA |
| Hollysys (2) | HOLI | 1.11% | $ 1,057 | -20.91% | China |
| Horiba | 6856.T | 1.80% | $ 1,741 | -32.19% | Japan |
| Intertek Group | ITRK.L | 2.91% | $ 9,786 | -13.31% | UK |
| Itron | ITRI | 1.83% | $ 1,864 | -29.39% | USA |
| Johnson Controls | JCI | 2.93% | $ 27,398 | -22.53% | USA |
| Kadant | KAI | 1.03% | $ 905 | -18.08% | USA |
| Kingspan Group | KRX.IR | 3.00% | $ 8,466 | 8.82% | Ireland |
| Kornit Digital (2) | KRNT | 0.85% | $ 655 | 7.13% | Israel |
| Lindsay | LNN | 1.05% | $ 1,035 | 9.66% | USA |
| Meyer Burger | MBTN.SW | 0.56% | $ 379 | -64.31% | Switzerland |
| Mistras Group (3) | MG | n/a | n/a | -19.24% | USA |
| Novozymes (A&B) | NZYM-B.CO | 2.91% | $ 12,861 | -23.12% | Denmark |
| Opus Group | OPUS.ST | 0.48% | $ 157 | -31.94% | Sweden |
| Ormat Technologies | ORA | 1.96% | $ 2,650 | -18.12% | USA |
| Power Integrations | POWI | 1.76% | $ 1,789 | -18.29% | USA |
| PQ Group (1) | PQG | 1.51% | $ 2,008 | 7.96% | USA |
| Raven Industries | RAVN | 1.34% | $ 1,297 | 5.07% | USA |
| Ricardo | RCDO.L | 0.67% | $ 431 | -32.61% | UK |
| Roper Technologies | ROP | 3.01% | $ 27,566 | 4.04% | USA |
| Schneider Electric | SU.PA | 3.00% | $ 36,944 | -22.26% | France |
| Sensata Technologies | ST | 3.09% | $ 7,360 | -31.40% | USA |
| SGL Carbon | SGL.DE | 0.73% | $ 746 | -55.38% | Germany |
| SGS S.A. | SGSN.VX | 2.94% | $ 17,113 | -13.85% | Switzerland |
| Siemens | SIE.DE | 2.90% | $ 92,775 | -17.59% | Germany |
| Siemens-Gamesa | SGRE.MC | 2.85% | $ 8,148 | -12.74% | Spain & Germany |
| SMA Solar Technologies | S92.DE | 0.66% | $ 658 | -56.06% | Germany |
| SolarEdge Technologies | SEDG | 1.68% | $ 1,606 | 1.63% | Israel |
| SunPower (3) | SPWR | n/a | n/a | -7.80% | USA |
| Tomra Systems | TOM.OL | 2.59% | $ 3,324 | 40.43% | Norway |
| TPI Composites | TPIC | 0.75% | $ 848 | 21.90% | USA |
| Trimble | TRMB | 3.15% | $ 8,265 | -19.22% | USA |
| Umicore | UMI.BR | 2.98% | $ 9,691 | -6.54% | Belgium |
| Vaisala | VAIAS.HE | 0.71% | $ 687 | -29.80% | Finland |
| Vestas Wind Systems | VWS.CO | 2.87% | $ 15,506 | 0.37% | Denmark |
| Wildan (4) | WLDN | 0.71% | $ 383 | 26.47% | USA |
| Woodward | WWD | 2.59% | $ 4,545 | -3.14% | USA |
| Xylem | XYL | 3.07% | $ 11,991 | -2.10% | USA |
| Footnotes | |||||
| A) For any company that exited the Index during 2018, its market capitalization is calculated at the exit date. The percentage change in its market capitalization reflects the change until exit date. | |||||
| B) For any company that joined the Index during 2018, the percentage change in market capitalization is calculated from the date of entry. | |||||
| 1 PQ Group Holdings joined the Index at the end of Q1 2018. | |||||
| 2 Hollysys Automation and Kornit Digital joined the Index on June 28 2018. | |||||
| 3 SunPower and Mistras were dropped from the Index on June 28, 2018. | |||||
| 4 Willdan joined the Index on October 28, 2018 after market close. | |||||
| 5 Energy Development Co. (The Philippines) was acquired and left the Index on October 28, 2018. | |||||
* Domicile location is determined by management headquarters location and not by domicile for tax purposes.