# QUANTINUUM INC (QNT) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 74768A104
Page URL: https://superinvestorclub.com/stock/QNT
Last updated: 2026-08-29T13:46:12.892Z

## Summary

As of the most recent 13F filing period, QUANTINUUM INC (QNT) is held by 3 tracked superinvestors with an aggregate position value of $61.8M representing 0306123300000150000 shares.

## Top institutional holders (3)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Andreas Halvorsen](https://superinvestorclub.com/manager/59) | Viking Global Investors | 306123 | $25.0M | 0.07% | 2026-06-30 |
| 2 | [Dan Sundheim](https://superinvestorclub.com/manager/303) | D1 Capital Partners | 300000 | $24.5M | 0.07% | 2026-06-30 |
| 3 | [Paul Singer](https://superinvestorclub.com/manager/323) | Elliott Investment Management | 150000 | $12.3M | 0.05% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2026-06-30: 3 holders, $61.8M aggregate, 0306123300000150000 shares

## Recent congressional trades (1)

- 2026-06-04: Cleo Fields (Democrat-LA) purchase $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "QUANTINUUM INC (QNT) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/QNT), aggregating SEC 13F, Form 4, and congressional disclosures."