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Quantum Cyber N.V.

QUCY Net buying
CIK 0001874252 #4263 in the set updated 17 Sep 2026
Bought (12 mo)
$258.83B
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$0.00
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$0.00
0 of 0 sales
Net
+$258.83B
+$258.83B against sales at will

By person

8 insiders · 5 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Donahue Kevin Michael
10% owner
$258.83B (1)
+$258.83B
643,850
$258.83B
Lazar David E.
Chief Executive Officer
55,057,500
$22.13T
BAECHLER GUIDO
Chief Executive Officer
605,058
$243.23B
+266.6%
Caragol William J
Chief Financial Officer
367,899
$147.90B
+372.3%
Ben-Tzvi Avraham
Director
251,400
$101.06B
+12,470%
NATAN DAVID
Director
137,141
$55.13B
Dreismann Heinrich
Director
64,700
$26.01B
+228.4%
Tibbitts Gregory J
Director
55,875
$22.46B
+413.8%

No percentages here. This company's share count has moved by a factor of 36.2 over the window, from 2,319,353 to 84,068,192 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
Lazar David E.
5 Aug 2026
Chief Executive Officer
Exercised, kept
28,057,500
$225.00
$6.31B
Lazar David E.
5 Aug 2026
Chief Executive Officer
Exercised, kept
9,000,000
$9.00
$81.00M
Lazar David E.
5 Aug 2026
Chief Executive Officer
Exercised, kept
9,000,000
$9.00
$81.00M
Lazar David E.
5 Aug 2026
Chief Executive Officer
Exercised, kept
9,000,000
$9.00
$81.00M
Donahue Kevin Michael
17 Oct 2025
10% owner
Buy
643,850
$402,000.00
$258.83B

What was left out

Form 4 filings counted 17
Amendments (4/A) skipped 6
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 56,264,041
History held since 16 Jan 2026