Quantum X Inc.
QUTX- Exchange
- OTC
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001494413
No open-market purchases or sales by Quantum X Inc. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Other share classesTWOH
Holders of 5% or more of QUTX
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Quantum X Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Assentato Emil | 13D | 57.00%3.00B shares | New | Jan 10, 20251 filing | Jan 10, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
1 Schedule 13D or 13G filing on Quantum X Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jan 10, 202511:09 AM ET | Assentato Emil | 13D | 57.00%3.00B shares | New | Dec 30, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Quantum X Inc. shares.
No Form 144 notices for Quantum X Inc. are on file.