Form 4 for QMLS QumulusAI, Inc.

Accepted 2026-09-02 18:51:49 ET · period of report 2026-09-01 · accession 0002095785-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-09-02 18:51	2026-09-01	QMLS	Chatterjee Ankur	Chief Integration Off	A - Grant	$0.00	+238.4K	238.4K	New	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-09-01	A	A	85,179	$0.00	85,179	D	—	—	(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.
2	Common	Common Stock	2026-09-01	A	A	83,659	$0.00	168,838	D	—	—	(F2) These shares vest on September 1, 2026 pursuant to a restricted stock unit award granted under the QumulusAI, Inc. 2026 Equity Incentive Plan.
3	Common	Common Stock	2026-09-01	A	A	69,606	$0.00	238,444	D	—	—	(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. (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.