Ankur Chatterjee - 01 Sep 2026 Form 4 Insider Report for QumulusAI, Inc. (QMLS)

Reporting relationship: Chief Integration Officer
Issuer ticker: QMLS
Reported as of: 01 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Sep 2026, 18:51:49 UTC
Prior SEC filing: 14 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Ankur Chatterjee

Key filing fact

Ankur Chatterjee filed Form 4 for QumulusAI, Inc. (QMLS) on 02 Sep 2026.

Key facts

This page summarizes Ankur Chatterjee's Form 4 filing for QumulusAI, Inc. (QMLS).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 02 Sep 2026, 18:51.

Change

Previous filing in this sequence was filed on 14 Jul 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002095785 Primary reporting owner

Chatterjee Ankur

Relationship: Chief Integration Officer
Address: 817 W PEACHTREE STREET NW, SUITE 935, ATLANTA
Signature: /s/ Ankur Chatterjee
Signature date: 02 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

QMLS transaction

Common Stock

Award

Transaction value
Shares: +85,179
Change %
Price: $0.000000^*
Shares after: 85,179
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F1

QMLS transaction

Common Stock

Award

Transaction value
Shares: +83,659
Change %: +98%
Price: $0.000000^*
Shares after: 168,838
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F2

QMLS transaction

Common Stock

Award

Transaction value
Shares: +69,606
Change %: +41%
Price: $0.000000^*
Shares after: 238,444
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F3, F4

QMLS holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 28,811
Date: 01 Sep 2026
Ownership: By Kesston Group, LLC

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

These shares vest with respect to 21,295 shares on September 1, 2026 and with respect to 6.25% of the remaining shares quarterly over 12 quarters commencing December 1, 2026 pursuant to a restricted stock unit award granted under the QumulusAI, Inc. 2026 Equity Incentive Plan, conditioned upon the Reporting Person remaining an employee of QumulusAI, Inc. through the applicable vesting date.

Footnote F2

These shares vest on September 1, 2026 pursuant to a restricted stock unit award granted under the QumulusAI, Inc. 2026 Equity Incentive Plan.

Footnote F3

These shares vest with respect to 17,402 shares on September 1, 2027 and with respect to 6.25% of the remaining shares quarterly over 12 quarters commencing December 1, 2027 pursuant to a restricted stock unit award granted under the QumulusAI, Inc. 2026 Equity Incentive Plan, conditioned upon the Reporting Person remaining an employee of QumulusAI, Inc. through the applicable vesting date.

Footnote F4

Includes 133,490 shares to be issued upon vesting pursuant to a restricted stock unit awards granted under the QumulusAI, Inc. 2026 Equity Incentive Plan, conditioned upon the Reporting Person remaining an employee of QumulusAI through the applicable vesting dates.