---
ticker: "LYTE"
name: "Roundhill Photonics & Optics ETF"
url: "https://etf.net/etf/LYTE"
grade: null
no_grade_reason: "Not yet graded"
methodology: "https://etf.net/methodology"
---

# LYTE: Roundhill Photonics & Optics ETF

Not graded: Not yet graded. The fund does not yet have enough measurable history for a letter. Young funds age in naturally as their record builds; nothing is wrong.

## Top holdings

The fund holds 21 positions. These are the largest 21, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | 912797VA2 | United States Treasury Bill 12/03/2026 | 35.55% |
| 2 | LITE | Lumentum Holdings Inc | 17.88% |
| 3 | CIEN | Ciena Corp | 13.33% |
| 4 | COHR | Coherent Corp | 13.05% |
| 5 | BFFJRM7 TRS 090827 GS | Zhongji Innolight Co., Ltd.-Swap-Gold-L | 8.71% |
| 6 | BD761B9 TRS 090827 GS | Eoptolink Technology Inc., Ltd.-Swap-Gold-L | 8.69% |
| 7 | BL5P4J3 TRS 090827 GS | Suzhou Tfc Optical Communication Co., Ltd.-Swap-Gold-L | 5.85% |
| 8 | FGXXX | First American Government Obligations Fund 12/01/2031 | 5.08% |
| 9 | BPXYTJ5 TRS 090827 GS | Yuanjie Semiconductor Technology Co., Ltd.-Swap-Gold-L | 4.89% |
| 10 | 300502.SZ | Eoptolink Technology Inc Ltd | 4.47% |
| 11 | 300308.SZ | Zhongji Innolight Co Ltd | 4.28% |
| 12 | FN | Fabrinet | 4.10% |
| 13 | BD5C8C9 TRS 090827 GS | Accelink Technologies Co,ltd.-Swap-Gold-L | 3.79% |
| 14 | 300394.SZ | Suzhou TFC Optical Communication Co Ltd | 2.76% |
| 15 | 3081.TW | LandMark Optoelectronics Corp | 2.36% |
| 16 | AAOI | Applied Optoelectronics Inc | 2.11% |
| 17 | 300570.SZ | T&S Communications Co Ltd | 1.40% |
| 18 | AXTI | AXT Inc | 0.87% |
| 19 | 3363.TW | FOCI Fiber Optic Communications Inc | 0.53% |
| 20 | TWD | New Taiwan Dollar | 0.51% |
| 21 | CNY | Chinese Yuan | 0.45% |

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