Sweden Communications & Networking

Clavister Security AB

Track

Track

Clavister Security AB experienced recent insider activity in June 2026. CEO John Vestberg and senior executive Nils Undén acquired shares on June 12 and 15, respectively. These purchases represent the most current transactions recorded for the firm, reflecting internal confidence through consistent buying patterns observed over several years.
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.6
Nils Undén Other senior executive Officer
Transaction date
Purchase
Price
191.56
Quantity 61,376
Value SEK690,264
2.5
John Vestberg Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
418.99
Quantity 82,613
Value SEK2,472,992
2.6
David Nordström Chief Financial Officer (CFO) Officer
Transaction date
Purchase
Price
407.62
Quantity 56,633
Value SEK3,368,504
2.6
David Nordström Chief Financial Officer (CFO) Officer
Transaction date
Purchase
Price
4.72
Quantity 10,000
Value SEK47,150
Martin Kreuzer Member of the Board of Directors Director
Transaction date
Purchase
Price
0.05
Quantity 51,000
Value SEK2,550
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
20.00
Quantity 979
Value SEK19,580
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.90
Quantity 300
Value SEK5,970
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.98
Quantity 833
Value SEK16,643
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.80
Quantity 30
Value SEK594
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.50
Quantity 975
Value SEK19,012
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.48
Quantity 200
Value SEK3,896
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.46
Quantity 4,750
Value SEK92,435
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.44
Quantity 1,731
Value SEK33,651
Viktor Kovacs Styrelseledamot
Through Viktor Kovacs, a closely affiliated person
Transaction date
Purchase
Price
19.30
Quantity 202
Value SEK3,899
0.7
Niklas Wall VP Engineering
Transaction date
Purchase
Price
19.00
Quantity 500
Value SEK9,500
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-15 2026-06-15 B Purchase
2.6
Nils Undén

Other senior executive

Officer
61,376
191.56
SEK690,264 		61,376 191.56 SEK690,264
2026-06-15 2026-06-12 B Purchase
2.5
John Vestberg

Chief Executive Officer (CEO)/Managing Directory

Officer
82,613
418.99
SEK2,472,992 		82,613 418.99 SEK2,472,992
2025-11-27 2025-11-27 B Purchase
2.6
David Nordström

Chief Financial Officer (CFO)

Officer
56,633
407.62
SEK3,368,504 		56,633 407.62 SEK3,368,504
2025-06-19 2025-06-19 B Purchase
2.6
David Nordström

Chief Financial Officer (CFO)

Officer
10,000
4.72
SEK47,150 		10,000 4.72 SEK47,150
2020-11-04 2020-11-04 B Purchase
Martin Kreuzer

Member of the Board of Directors

Director
51,000
0.05
SEK2,550 		51,000 0.05 SEK2,550
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
979
20.00
SEK19,580 		979 20.00 SEK19,580
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
300
19.90
SEK5,970 		300 19.90 SEK5,970
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
833
19.98
SEK16,643 		833 19.98 SEK16,643
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
30
19.80
SEK594 		30 19.80 SEK594
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
975
19.50
SEK19,012 		975 19.50 SEK19,012
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
200
19.48
SEK3,896 		200 19.48 SEK3,896
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
4,750
19.46
SEK92,435 		4,750 19.46 SEK92,435
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
1,731
19.44
SEK33,651 		1,731 19.44 SEK33,651
2018-04-09 2018-04-05 B Purchase
Viktor Kovacs

Styrelseledamot

Through Viktor Kovacs, a closely affiliated person
202
19.30
SEK3,899 		202 19.30 SEK3,899
2017-08-15 2017-08-15 B Purchase
0.7
Niklas Wall

VP Engineering
500
19.00
SEK9,500 		500 19.00 SEK9,500
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