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Sweden Communications & Networking

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Clavister Security AB

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In the last 90 days, Clavister Security AB saw two insider buy transactions totaling SEK 437,000. Notably, the CEO, John Vestberg, purchased shares worth SEK 276,000, and another senior executive, Nils Undén, bought shares valued at SEK 161,000. No insider sell transactions were recorded during this period.

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Trades

Nils Undén

Other senior executive

1 purchase — total 100,000 SEK

Buy 15 Jun 2026

Value SEK690,264.47 | Price 191.56 | Shares 61,376

John Vestberg

Chief Executive Officer (CEO)/Managing Directory

1 purchase — total 100,000 SEK

Buy 12 Jun 2026

Value SEK2,472,991.75 | Price 418.99 | Shares 82,613

David Nordström

Chief Financial Officer (CFO)

1 purchase — total 44,100 SEK

Buy 27 Nov 2025

Value SEK44,100.00 | Price 2.94 | Shares 15,000

David Nordström

Chief Financial Officer (CFO)

1 purchase — total 47,150 SEK

Buy 19 Jun 2025

Value SEK47,150.00 | Price 4.72 | Shares 10,000

Martin Kreuzer

Member of the Board of Directors

1 purchase — total 2,550 SEK

Buy 4 Nov 2020

Value SEK2,550.00 | Price 0.05 | Shares 51,000

Viktor Kovacs

Styrelseledamot

9 purchases — total 195,680 SEK

Buy 5 Apr 2018

Value SEK19,580.00 | Price 20.00 | Shares 979

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK5,970.00 | Price 19.90 | Shares 300

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK16,643.34 | Price 19.98 | Shares 833

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK594.00 | Price 19.80 | Shares 30

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK19,012.50 | Price 19.50 | Shares 975

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK3,896.00 | Price 19.48 | Shares 200

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK92,435.00 | Price 19.46 | Shares 4,750

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK33,650.64 | Price 19.44 | Shares 1,731

Through Viktor Kovacs, a closely affiliated person

Buy 5 Apr 2018

Value SEK3,898.60 | Price 19.30 | Shares 202

Through Viktor Kovacs, a closely affiliated person

Niklas Wall

VP Engineering

1 purchase — total 9,500 SEK

Buy 15 Aug 2017

Value SEK9,500.00 | Price 19.00 | Shares 500

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

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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