QumulusAI, Inc.
QMLS- Exchange
- Nasdaq
- Industry
- Services-Computer Processing & Data Preparation
- SEC CIK
- 0002084026
No open-market purchases or sales by QumulusAI, Inc. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of QMLS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of QumulusAI, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Bissell Robert Christopher | 13G | 17.80%5.86M shares | New | Jul 21, 20261 filing | Jul 21, 2026 | SEC |
| Aderhold Michael Houston | 13G | 17.30%5.68M shares | New | Jul 27, 20261 filing | Jul 27, 2026 | SEC |
| Alder Opportunity, LP | 13G | 5.70%1.86M shares | New | Jul 29, 20261 filing | Jul 29, 2026 | 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
3 Schedule 13D and 13G filings on QumulusAI, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 29, 20264:10 PM ET | Alder Opportunity, LPand 1 other | 13G | 5.70%1.86M shares | New | Jul 14, 2026 | SEC |
| Jul 27, 20265:37 PM ET | Aderhold Michael Houston | 13G | 17.30%5.68M shares | New | Jul 14, 2026 | SEC |
| Jul 21, 20264:30 PM ET | Bissell Robert Christopher | 13G | 17.80%5.86M shares | New | Jul 14, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell QumulusAI, Inc. shares.
No Form 144 notices for QumulusAI, Inc. are on file.