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63 /100
HIGH RISK
Score updated Oct 13, 2026

ARQQ — Arqit Quantum Inc. Dilution Risk Tracker

Track ARQQ dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of October 13, 2026, Arqit Quantum Inc. (ARQQ) has a DilutionWatch DilutionScore of 63/100, rated HIGH dilution risk. Arqit Quantum Inc. has a market capitalization of $192.29M, 11.55M shares outstanding, 61 institutional holders tracked.

This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.

Score Breakdown

📋 Offering Ability
60
💰 Cash Runway
40
📊 Float Risk
60
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 5%
📉 Score Deterioration model 10%
• Score in HIGH risk zone (63/100)
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Market Data

Market Cap$192.29M
Shares Outstanding11.55M
Float6.22M
Cash$28.86M
Debt$2.17M
Short InterestN/A

Source-Backed Evidence Depth

This public preview uses stored DilutionWatch fields and linked SEC/market records only. Missing values are not estimated.

FieldCurrent ValueBasis
DilutionScore63/100DilutionWatch score record
Shares Outstanding11.55MVerified float table or market cache
Public Float6.22MVerified float table or market cache
Market Cap$192.29MMarket data cache
Cash RunwayNot availableDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-derived dilution fields
ATM CapacityNone in current score inputsSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 5.

Recent SEC source mix: 4 5.

The page does not infer future share issuance, financing probability, cash needs, management intent, or price impact when source fields are absent.

Institutional Holdings

QoQ: ↑ 4.9% shares (2026Q1 vs prior)
61 institutional holders · 4.48M shares
#1 Defiance ETFs, LLC 1.45M shares
#2 Penserra Capital Management LLC 1.45M shares
#3 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 324.3K shares
+ 17 more holders Sign up free to view →

Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.

Short Interest

Short Interest2.26M
Days to Cover6.9
% of Float36.3%
FINRA data as of Sep 30, 2026

Recent SEC Activity

4 INSIDER TRANSACTION 2026-10-08
4 INSIDER TRANSACTION 2026-10-08
4 INSIDER TRANSACTION 2026-10-08
4 INSIDER TRANSACTION 2026-10-08
4 INSIDER TRANSACTION 2026-10-08
Full SEC filing analysis available with free account →

Recent News

Factual ARQQ Dilution Snapshot

Arqit Quantum Inc. (ARQQ) has a DilutionScore of 63/100, rated High dilution risk. Score date: October 13, 2026.

This automatically generated snapshot is assembled from stored DilutionWatch data fields and may contain data-source errors or omissions. It is not financial advice, not investment research, and not a recommendation. Do your own research and review the full disclaimer and terms of service.

DilutionScore History — Last 90 Days

ARQQ's DilutionScore has held steady at 63/100 (High risk) for 89 consecutive days across the tracked period.

Period Score Risk Level Duration
Jul 16 – Oct 13, 202663/100HIGH89 days

Score recalculated daily from SEC filings and market data. Sign up free for real-time score change alerts.

Share Dilution History

ARQQ shares outstanding have increased 11.2% from 15.65M (Mar 2026) to 17.40M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 31, 202617.40M6.22M▼ 0.42%
May 27, 202617.40M6.25M▲ 10.88%
May 26, 202617.40M5.64M▲ 5.89%
May 11, 202615.65M5.32M▼ 0.07%
Apr 10, 202615.65M5.33M▲ 0.14%
Apr 07, 202615.65M5.32M▼ 0.43%
Mar 23, 202615.65M5.34M▼ 0.05%
Mar 22, 202615.65M5.34M▼ 1.47%

Share counts sourced from verified regulatory filings. Increases indicate dilution events.

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