QUMS Quantumsphere Acquisition Corp

CIK 0002070900 7 ready 8-Ks latest October 10, 2025, 7:59 PM ET RSS · JSON

Activity: QUIET 0 filings / 30d vs 1 baseline

Ready 8-Ks 7

Latest filing March 11, 2026, 7:59 PM ET

Top materiality 0.80

Event mix other_material ×5 · m_and_a ×1 · other ×1

Sentiment 0 pos · 1 neg · 6 neu

Recent 8-K filings for QUMS

Highest-materiality recent filing

Quantumsphere Acquisition Corp completes IPO of 8.28M units ($82.8M) with full over-allotment

August 14, 2025, 7:59 PM ET other material materiality 0.80 neutral item 8.01 item 9.01

IPO of 8,280,000 units at $10/unit, including full exercise of underwriter over-allotment of 1,080,000 units.
Simultaneous private placement of 228,650 units to Sponsor for $2,286,500.

October 10, 2025, 7:59 PM ET other material materiality 0.75 negative item 8.01 item 9.01

Quantumsphere raises $82.8M in IPO; going concern doubt, restatement

IPO of 8,280,000 units at $10/unit grossed $82.8M; sponsor bought 228,650 private units for $2.29M.
October 6, 2025, 7:59 PM ET M&A materiality 0.75 neutral item 1.01 item 7.01 item 9.01

Quantumsphere SPAC to merge with SACH Pte. Ltd. at $300M equity value

SACH is a Singapore-based gaming/tech/e-commerce/live events company known for OMMiii social gamification platform.
August 14, 2025, 7:59 PM ET other material materiality 0.80 neutral item 8.01 item 9.01

Quantumsphere Acquisition Corp completes IPO of 8.28M units ($82.8M) with full over-allotment

IPO of 8,280,000 units at $10/unit, including full exercise of underwriter over-allotment of 1,080,000 units.
August 7, 2025, 7:59 PM ET other material materiality 0.70 neutral item 1.01 item 3.02 item 5.02 item 5.03 item 8.01 item 9.01 ◈ Governance Changes

Quantumsphere closes $82.8M IPO including full over-allotment; units begin trading

Closed IPO of 8,280,000 units at $10.00/unit, including full exercise of over-allotment, for gross proceeds of $82.8M.

Max materiality 0.80 · Median 0.70 · Most common event other_material

0 positive 1 negative 6 neutral