---
ticker: "WATS"
name: "Corgi ETF Trust I - Corgi Battery Energy Storage Systems ETF"
url: "https://etf.net/etf/WATS"
grade: "C"
score: 40
graded_at: "2026-10-12"
category: "Grid & Electrification"
category_rank: "9 of 10"
methodology: "https://etf.net/methodology"
---

# WATS: Corgi ETF Trust I - Corgi Battery Energy Storage Systems ETF

Grade **C**, Score 40 of 100. Rank 9 of 10 in Grid & Electrification.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 85 | 1 of 10 |
| Mission | Not scored | — |
| Risk | 13 | 10 of 10 |
| Tradability | 6 | 10 of 10 |
| Holdings | 29 | 9 of 9 |
| Durability | 13 | 10 of 10 |

## Top holdings

The fund holds 24 positions. These are the largest 24, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | TSLA | Tesla Inc | 18.30% |
| 2 | BE | Bloom Energy Corp | 12.47% |
| 3 | ENPH | Enphase Energy Inc | 6.07% |
| 4 | ENS | EnerSys | 5.63% |
| 5 | GNRC | Generac Holdings Inc | 4.43% |
| 6 | AES | AES Corp/The | 4.32% |
| 7 | SQM | Sociedad Quimica y Minera de Chile SA | 3.94% |
| 8 | NRGV | Energy Vault Holdings Inc | 3.73% |
| 9 | RUN | Sunrun Inc | 3.43% |
| 10 | SEDG | SolarEdge Technologies Inc | 3.35% |
| 11 | SLDP | Solid Power Inc | 3.35% |
| 12 | — | First American Government Obligations Fund 12/01/2031 | 3.33% |
| 13 | ALB | Albemarle Corp | 3.27% |
| 14 | SES | SES AI Corp | 2.98% |
| 15 | AMPX | Amprius Technologies Inc | 2.77% |
| 16 | ATKR | Atkore Inc | 2.70% |
| 17 | ABAT | American Battery Technology Co | 2.65% |
| 18 | FLNC | Fluence Energy Inc | 2.33% |
| 19 | EOSE | Eos Energy Enterprises Inc | 2.16% |
| 20 | AMSC | American Superconductor Corp | 2.10% |
| 21 | ENVX | Enovix Corp | 2.05% |
| 22 | MVST | Microvast Holdings Inc | 1.58% |
| 23 | TE | T1 Energy Inc | 1.57% |
| 24 | STEM | Stem Inc | 1.50% |

Source: etf.net, https://etf.net/etf/WATS. Please cite the page URL.