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HARBOUR INVESTMENTS, INC.

Position in ARQQ — Arqit Quantum Inc.

CIK 810121 MADISON, WI

Position in ARQQ

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$26,748
+$16,148 QoQ
Shares Held
900
+12.5% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#42
of 64 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ARQQ Over Time

Shares Held

Position Value (USD)

Position in Software - Infrastructure

Technology · as of Jun 30, 2026

HARBOUR INVESTMENTS, INC. holds $83,513,078 across 71 Software - Infrastructure names. ARQQ ranks #31 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ARQQ

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $26,748 900
2026-03-31 $10,600 800
2025-12-31 $4,376 200