Sweden Electric Utilities & IPPs

Byhmgard publ AB (BESS)

Track

Over the past 90 days, Byhmgard publ AB has seen four insider buy transactions totaling approximately 2.5 million SEK. These purchases were executed by three distinct insiders, including CEO Christian Byhmer, who made a significant acquisition in late July. No insider sell transactions were recorded during this period.
No insider activity signals detected

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

Top insiders
Trades
Buy 27 Jul 2026
Value SEK484,234.28 | Price 363.35 | Shares 82,607
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
2026-07-28 2026-07-27 B Purchase
Christian Byhmer

Chief Executive Officer (CEO)/Managing Directory

Officer
82,607
363.35
SEK484,234 		82,607 363.35 SEK484,234
2026-05-23 2026-05-22 B Purchase
Mikael Ingemarsson Odenberg

Chairman of the Board of Directors

Director
40,445
143.31
SEK61,360 		40,445 143.31 SEK61,360
2026-05-23 2026-05-21 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
73,591
247.52
SEK2,770,670 		73,591 247.52 SEK2,770,670
2026-05-23 2026-05-21 B Purchase
Mikael Ingemarsson Odenberg

Chairman of the Board of Directors

Director
69,000
0.29
SEK20,010 		69,000 0.29 SEK20,010
2026-03-14 2026-03-13 B Purchase
Mikael Ingemarsson Odenberg

Chairman of the Board of Directors

Director
30,000
0.27
SEK7,950 		30,000 0.27 SEK7,950
2026-03-14 2026-03-13 B Purchase
Mikael Ingemarsson Odenberg

Chairman of the Board of Directors

Director
50,000
0.28
SEK13,750 		50,000 0.28 SEK13,750
2026-03-14 2026-03-13 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
190,000
0.28
SEK52,250 		190,000 0.28 SEK52,250
2026-02-28 2026-02-27 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
80,000
0.30
SEK24,000 		80,000 0.30 SEK24,000
2026-01-21 2026-01-21 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
100,000
0.30
SEK29,500 		100,000 0.30 SEK29,500
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
500,000
0.29
SEK145,000 		500,000 0.29 SEK145,000
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
26,890
0.29
SEK7,664 		26,890 0.29 SEK7,664
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
1,473,110
0.29
SEK422,336 		1,473,110 0.29 SEK422,336
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
500,000
0.29
SEK146,948 		500,000 0.29 SEK146,948
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
500,000
0.30
SEK147,500 		500,000 0.30 SEK147,500
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
500,000
0.30
SEK150,000 		500,000 0.30 SEK150,000
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
500,000
0.29
SEK146,500 		500,000 0.29 SEK146,500
2026-01-13 2026-01-12 B Purchase
2.6
Fredrik Crafoord

Member of the Board of Directors

Through Crafoord Capital Partners AB, a closely affiliated person Director
1,000,000
0.28
SEK280,097 		1,000,000 0.28 SEK280,097
2026-01-07 2026-01-07 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
190,000
0.31
SEK57,950 		190,000 0.31 SEK57,950
2026-01-03 2026-01-02 B Purchase
Mikael Odenberg

Chairman of the Board of Directors

Through Certioris AB, a closely affiliated person Director
195,585
0.31
SEK59,849 		195,585 0.31 SEK59,849
2025-12-15 2025-12-15 B Purchase
Opera Omnia AB

Other member of the company's administrative, management or supervisory body
55,555
0.26
SEK14,389 		55,555 0.26 SEK14,389
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