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Quantum Cyber NV
QUCY
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Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Public and others
90.60%
Individuals & Insiders
8.06%
Institutions
1.34%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
Kevin Donahue
3.01%
685.00K
4.00%
+0
10/17/2025
Guido Baechler
Former CEO & Executive Director
1.96%
446.36K
1.76%
+426.30K
03/25/2026
William Caragol
CFO & Senior VP
1.27%
290.00K
1.19%
+282.10K
03/25/2026
Avraham Ben-Tzvi
Independent Non-Executive Director
0.61%
139.14K
--
+139.14K
05/08/2026
David Natan
Independent Non-Executive Director
0.60%
137.14K
--
+137.14K
05/08/2026
UBS Asset Management AG
0.38%
86.58K
0.17%
+32.40K
03/31/2026
XTX Markets Limited
0.28%
64.27K
--
+64.27K
03/31/2026
Hans Hekland
Former Independent Non-Executive Director
0.20%
45.00K
0.02%
+27.23K
03/25/2026
Gregory Tibbitts
Former Independent Non-Executive Director
0.20%
45.00K
0.19%
+44.13K
03/25/2026
Heinrich Dreismann
Former Independent Non-Executive Director
0.20%
44.80K
0.17%
+42.60K
03/25/2026
Steward Partners Investment Advisory, LLC
0.13%
30.00K
0.17%
+0
03/31/2026
Virtu Financial, Inc.
0.13%
28.84K
<0.01%
+16.03K
03/31/2026
Susquehanna International Group, LLP
0.08%
18.52K
--
+18.52K
03/31/2026
Jane Street Group, LLC
0.07%
16.09K
0.12%
-2.34K
03/31/2026
Harbour Investments, Inc.
0.07%
15.73K
--
+15.73K
03/31/2026
Journey Advisory Group, LLC
0.07%
15.00K
0.09%
+0
03/31/2026
Two Sigma Securities, LLC
0.06%
12.81K
0.08%
-394.00
03/31/2026
Professional Advisory Services Inc
0.04%
10.00K
--
+10.00K
06/30/2026
Keystone Financial Group, Inc.
0.02%
5.30K
--
+5.30K
06/30/2026
Christopher Von Toerne
Chief Operating Officer
0.01%
2.50K
0.01%
+0
03/21/2025