Transaction · 0001859690-26-000065

Calabria Carlo

Calabria Carlo, DIR, reported a transaction classified as exercise at Arqit Quantum Inc. involving 50.000000 shares for an estimated $0.00. Reported holdings after the transaction were 108223.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MDIR
ARQQArqit Quantum Inc.
Filing timeApr 03
Trade dateApr 01, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableCalculated only for code-P purchases and code-S sales.

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
—
Pre-filing
1mo ago1w ago1d ago
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 2026-04-03Filed 187 days ago · 30 days of pre-filing context shaded
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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
exercise
Code M
Identifier
0001859690-26-000065
Ordinary Shares
Transaction date
Apr 01, 2026
Filed Apr 03, 2026, 11:39 PM · 2d delay
Shares
50 sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
108k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
+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
  1. F1

    Restricted Stock Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis.

  2. F2

    The RSUs vest quarterly in equal installments on April 1, and July 1, 2026.

  3. F3

    The RSUs vest quarterly in equal installments on April 1, July 1, and October 1, 2026, and January 1, April 1, July 1, and October 1, 2027.

  4. F4

    The RSUs vest quarterly in equal installments on April 1, July 1, and October 1, 2026, and January 1, April 1, and July 1, 2027.

  5. F5

    501 RSUs vested on April 1, 2026 and the remaining RSUs vest quarterly in equal installments on July 1, and October 1, 2026, and January 1, April 1, July 1, and October 1, 2027, and January 1, April 1…

Original filing · 0001859690-26-000065
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