# DISK (Tema Memory ETF)

Tema · Thematic ETFs · data as of Sep 11, 2026

DISK holds 17 stocks, and 70% of its weight is outside the S&P 500.

## Key facts

- DISK, already in the S&P 500: 29.9%, as of Sep 11, 2026.
- DISK, active share vs the S&P 500: 96.8%, as of Sep 11, 2026.
- DISK, top ten holdings: 83.6%, as of Sep 11, 2026.
- DISK, total return, since launch: −23.2%, as of Sep 11, 2026.
- DISK, net assets: $92m (issuer page, as of Sep 11, 2026).
- DISK, expense ratio: 0.75% (485BPOS XBRL, Jun 29, 2026).

## DISK over each window to Sep 11, 2026

| Window | Total return | S&P 500 | Gap to S&P 500 | Gap to Nasdaq-100 |
| --- | --- | --- | --- | --- |
| Since launch | −23.2% | +2.4% | −25.6 pts | −20.3 pts |

## Every published field

| Field | Value | Source |
| --- | --- | --- |
| Theme | Memory and storage | ETFIQ, editorial |
| Launched | Jun 30, 2026 | ETFIQ |
| Already in the S&P 500, by weight | 29.9% | ETFIQ |
| Active share vs the S&P 500 | 96.8% | ETFIQ |
| Already in the Nasdaq-100, by weight | 29.9% | ETFIQ |
| Active share vs the Nasdaq-100 | 92.7% | ETFIQ |
| Top ten holdings weight | 83.6% | ETFIQ |
| Holdings | 17 | ETFIQ |
| Holdings published for | Sep 11, 2026 | the issuer’s daily file |
| Top holdings | SANDISK CORP 16.9%, SK HYNIX INC 16.5%, KIOXIA HOLDINGS CORP 16.1%, CHANGXIN MEMORY TECHNOLOGIES-SWAP-MREX-L 7.6%, SK SQUARE CO LTD 4.6%, AEHR TEST SYSTEMS 4.6%, MICRON TECHNOLOGY INC 4.5%, SAMSUNG ELECTRONICS CO LTD 4.4%, SEAGATE TECHNOLOGY HOLDINGS PLC 4.3%, WESTERN DIGITAL CORP 4.2% | ETFIQ |
| Net assets | $92m | issuer page, as of Sep 11, 2026 |
| Below its all-time high | −23.2% | ETFIQ |
| Expense ratio | 0.75% | 485BPOS XBRL, Jun 29, 2026 |
| Fee for the part that differs from the S&P 500, active expense ratio | 0.77% | ETFIQ |

## Questions

### How much of DISK is in S&P 500 companies?

By its holdings published by its issuer for Sep 11, 2026, 30% of DISK by weight is stocks the S&P 500 already holds. Its active share against the index is 97%, so that share is the part doing something different.

### What does DISK hold?

17 positions as published by its issuer for Sep 11, 2026, with the top ten at 84% of the fund. The largest are SANDISK CORP at 16.9%, SK HYNIX INC at 16.5%, KIOXIA HOLDINGS CORP at 16.1%.

### Has DISK beaten the S&P 500?

Over the year to Sep 11, 2026 DISK returned −23.2% with distributions reinvested, against +2.4% for the S&P 500, so it finished behind the index by 25.6 points.

### What does DISK cost?

The prospectus expense ratio is 0.75% a year. Because 97% of the fund differs from the S&P 500, the fee on that differing part works out at 0.77%.


## Cite this page

ETFIQ, DISK, data as of Sep 11, 2026. https://etfiq.com/funds/disk
Free to use with attribution; the underlying files are at https://etfiq.com/data/.

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