Transaction · 0001859690-26-000189

Ritchie Garth

Ritchie Garth, DIR, reported an open-market or private sale at Arqit Quantum Inc. involving 118.000000 shares for an estimated $2854.60. Reported holdings after the transaction were 105834.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SDIR
ARQQArqit Quantum Inc.
Filing timeOct 08
Trade dateOct 06, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position traded0.11%Shares sold ÷ (holdings after + shares sold). Estimated position before: 105,952 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$18.43
Pre-filing
1mo ago1w ago +30.9%1d ago +28.5%
Returns since
7d30d90d180d1y

ARQQ price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
ARQQ since 2026-10-08Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001859690-26-000189
Ordinary Shares
Transaction date
Oct 06, 2026
Filed Oct 08, 2026, 10:17 PM · 2d delay
Shares
118 sh
$24.19 per share
Estimated value
-$2.85k
Computed from shares × price
Holdings after
105k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership Large Sale
+10score
Filing-only score

+10

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended

No footnotes recorded.

Original filing · 0001859690-26-000189
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

ARQQ