Sweden Biotechnology & Medical Research

Devyser Diagnostics AB (DVYSR)

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Over the past 90 days, Devyser Diagnostics AB has seen significant insider buying activity, with 12 transactions totaling 2,576,630 SEK in purchases and no recorded sales. Key insiders, including Chairman Mia Arnhult and CEO Jan Wahlström, have increased their holdings following the company's recent earnings report, which showed a 74% miss in earnings per share.
Ticker: DVYSR Exchange: STO
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Devyser Diagnostics AB. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 4 Aug 2026
Value SEK1,346,027.48 | Price 19.00 | Shares 13,190
Through M2 Asset Management AB, a closely affiliated person
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
2026-08-05 2026-08-04 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
13,190
19.00
SEK1,346,027 		13,190 19.00 SEK1,346,027
2026-08-05 2026-07-31 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
57,591
218.70
SEK4,949,634 		57,591 218.70 SEK4,949,634
2026-07-30 2026-07-28 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
35,461
317.90
SEK1,621,417 		35,461 317.90 SEK1,621,417
2026-07-30 2026-07-27 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
1,000
64.62
SEK100,000 		1,000 64.62 SEK100,000
2026-07-29 2026-07-24 B Purchase
2.7
Mia Arnhult

Member of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
1,000
61.64
SEK100,000 		1,000 61.64 SEK100,000
2026-07-28 2026-07-24 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Director
1,000
62.40
SEK100,000 		1,000 62.40 SEK100,000
2026-07-28 2026-07-24 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Director
1,000
61.80
SEK100,000 		1,000 61.80 SEK100,000
2026-07-22 2026-07-20 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
1,000
66.09
SEK100,000 		1,000 66.09 SEK100,000
2026-07-22 2026-07-20 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
1,000
66.28
SEK100,000 		1,000 66.28 SEK100,000
2026-05-22 2026-05-22 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
1,000
96.51
SEK96,514 		1,000 96.51 SEK96,514
2026-05-22 2026-05-21 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
2,000
94.90
SEK189,792 		2,000 94.90 SEK189,792
2026-05-22 2026-05-20 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
45
92.90
SEK4,180 		45 92.90 SEK4,180
2026-03-20 2026-03-20 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Director
500
77.00
SEK38,500 		500 77.00 SEK38,500
2026-03-20 2026-03-18 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Director
500
79.26
SEK39,630 		500 79.26 SEK39,630
2026-03-20 2026-03-18 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Director
500
79.40
SEK39,700 		500 79.40 SEK39,700
2026-02-19 2026-02-18 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
3,000
100.59
SEK301,770 		3,000 100.59 SEK301,770
2025-11-25 2025-11-21 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
135
104.85
SEK14,155 		135 104.85 SEK14,155
2025-11-11 2025-11-07 B Purchase
2.7
Mia Arnhult

Chairman of the Board of Directors

Through M2 Asset Management AB, a closely affiliated person Director
14,084
110.40
SEK1,554,874 		14,084 110.40 SEK1,554,874
2025-11-07 2025-11-05 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
4,100
105.30
SEK431,730 		4,100 105.30 SEK431,730
2025-09-03 2025-09-01 B Purchase
2.6
Jan Wahlström

Chief Executive Officer (CEO)/Managing Directory

Officer
3,351
151.80
SEK508,682 		3,351 151.80 SEK508,682
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