---
ticker: "DISK"
name: "Tema Memory ETF"
url: "https://etf.net/etf/DISK"
grade: "D"
score: 25
graded_at: "2026-10-12"
category: "Semiconductors"
category_rank: "17 of 25"
methodology: "https://etf.net/methodology"
---

# DISK: Tema Memory ETF

Grade **D**, Score 25 of 100. Rank 17 of 25 in Semiconductors.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 15 | 20 of 25 |
| Mission | Not scored | — |
| Risk | 10 | 17 of 17 |
| Tradability | 44 | 13 of 25 |
| Holdings | 41 | 15 of 21 |
| Durability | 54 | 12 of 25 |

## Top holdings

The fund holds 18 positions. These are the largest 18, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | SNDK | Sandisk Corp | 17.07% |
| 2 | 285A.T | Kioxia Holdings Corp | 16.28% |
| 3 | 000660.KS | Sk Hynix Inc | 15.25% |
| 4 | MU | Micron Technology Inc | 7.64% |
| 5 | — | Cash & Cash Equivalents | 5.77% |
| 6 | BTMTQT8-TRS-07/27/29-L-MREX | Changxin Memory Technologies-Swap-Mrex-L | 4.94% |
| 7 | 005930.KS | Samsung Electronics Co Ltd | 4.44% |
| 8 | 402340.KS | Sk Square Co Ltd | 4.38% |
| 9 | 2408.TW | Nanya Technology Corp | 4.22% |
| 10 | AEHR | Aehr Test Systems | 3.90% |
| 11 | STX | Seagate Technology Holdings PLC | 3.54% |
| 12 | 2344.TW | Winbond Electronics Corp | 3.41% |
| 13 | WDC | Western Digital Corp | 3.24% |
| 14 | 001309.SZ | Shenzhen Techwinsemi Technology Co Ltd | 1.36% |
| 15 | 688525.SS | Biwin Storage Technology Co Ltd | 1.33% |
| 16 | 5289.TW | Innodisk Corp | 1.32% |
| 17 | 2337.TW | Macronix International Co Ltd | 1.25% |
| 18 | SKHY | Sk Hynix Inc | 0.65% |

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