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Sweden Machinery, Equipment & Components

Gullberg & Jansson AB (publ) (GJAB)

Track

The most recent insider trading activity occurred on February 18, 2026, with the Chief Financial Officer, Fredrik Boo, making a purchase of 7,000 shares valued at approximately $96,530. Prior to this, significant buying activity was observed from both the CFO and the Chairman of the Board in late 2025 and early 2026. The last reported sell transaction was by the Chairman of the Board on April 15, 2025.
Top insiders
Trades
Fredrik Boo
Chief Financial Officer (CFO)
1 purchase — total 96,530 SEK
Buy 18 Feb 2026
Value SEK2,617,779.52 | Price 149.69 | Shares 58,484
Buy 17 Feb 2026
Value SEK1,627,292.09 | Price 411.80 | Shares 37,386
Buy 16 Feb 2026
Value SEK72,766.80 | Price 11.60 | Shares 6,273
Buy 11 Nov 2025
Value SEK25,756.70 | Price 13.90 | Shares 1,853
Buy 10 Nov 2025
Value SEK105,074.49 | Price 12.91 | Shares 8,139
Buy 10 Sep 2025
Value SEK389,376.00 | Price 12.00 | Shares 32,448
Buy 10 Sep 2025
Value SEK9,511.43 | Price 12.50 | Shares 761
Buy 10 Sep 2025
Value SEK438,264.00 | Price 12.00 | Shares 36,522
Through Hamberg Förvaltning Aktiebolag, a closely affiliated person
Buy 10 Sep 2025
Value SEK5,951.10 | Price 12.45 | Shares 478
Through Hamberg Förvaltning Aktiebolag, a closely affiliated person
Buy 19 May 2025
Value SEK154,194.08 | Price 14.11 | Shares 10,928
Buy 16 May 2025
Value SEK215,077.44 | Price 14.27 | Shares 15,072
Buy 4 Mar 2025
Value SEK54,462.60 | Price 14.63 | Shares 3,722
Buy 3 Mar 2025
Value SEK111,837.40 | Price 14.70 | Shares 7,608
Buy 28 Feb 2025
Value SEK220,164.04 | Price 14.81 | Shares 14,863
Sale 15 Apr 2024
Value SEK529,443.90 | Price 14.42 | Shares 36,709
Buy 29 Mar 2023
Value SEK1,503,000.00 | Price 30.06 | Shares 50,000
Buy 29 Mar 2023
Value SEK1,578,150.00 | Price 31.56 | Shares 50,000
Through a closely affiliated person
Buy 29 Mar 2023
Value SEK1,503,000.00 | Price 30.06 | Shares 50,000
Through a closely affiliated person
Buy 29 Mar 2023
Value SEK4,509,000.00 | Price 30.06 | Shares 150,000
Through a closely affiliated person
Buy 23 May 2022
Value SEK92,475.00 | Price 61.65 | Shares 1,500
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
2026-02-18 2026-02-18 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
58,484
149.69
SEK2,617,780 		58,484 149.69 SEK2,617,780
2026-02-18 2026-02-17 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
37,386
411.80
SEK1,627,292 		37,386 411.80 SEK1,627,292
2026-02-18 2026-02-16 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
47,518
374.02
SEK4,990,264 		47,518 374.02 SEK4,990,264
2025-11-12 2025-11-11 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
1,853
13.90
SEK25,757 		1,853 13.90 SEK25,757
2025-11-12 2025-11-10 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
8,139
12.91
SEK105,074 		8,139 12.91 SEK105,074
2025-09-10 2025-09-10 B Purchase
Gaetan Leopold Antoine Boyer

Chairman of the Board of Directors

Director
32,448
12.00
SEK389,376 		32,448 12.00 SEK389,376
2025-09-10 2025-09-10 B Purchase
Gaetan Leopold Antoine Boyer

Chairman of the Board of Directors

Director
761
12.50
SEK9,511 		761 12.50 SEK9,511
2025-09-10 2025-09-10 B Purchase
Gaetan Boyer

Chairman of the Board of Directors

Through Hamberg Förvaltning Aktiebolag, a closely affiliated person Director
36,522
12.00
SEK438,264 		36,522 12.00 SEK438,264
2025-09-10 2025-09-10 B Purchase
Gaetan Boyer

Chairman of the Board of Directors

Through Hamberg Förvaltning Aktiebolag, a closely affiliated person Director
478
12.45
SEK5,951 		478 12.45 SEK5,951
2025-05-19 2025-05-19 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
10,928
14.11
SEK154,194 		10,928 14.11 SEK154,194
2025-05-19 2025-05-16 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
15,072
14.27
SEK215,077 		15,072 14.27 SEK215,077
2025-03-04 2025-03-04 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
3,722
14.63
SEK54,463 		3,722 14.63 SEK54,463
2025-03-04 2025-03-03 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
7,608
14.70
SEK111,837 		7,608 14.70 SEK111,837
2025-03-04 2025-02-28 B Purchase
Fredrik Boo

Chief Financial Officer (CFO)

Officer
14,863
14.81
SEK220,164 		14,863 14.81 SEK220,164
2024-04-17 2024-04-15 S Sale
Gaetan Leopold Antoine Boyer

Chairman of the Board of Directors

Director
36,709
14.42
SEK529,444 		36,709 14.42 SEK529,444
2023-03-31 2023-03-29 B Purchase
Gaetan Leopold Antoine Boyer

Chairman of the Board of Directors

Director
50,000
30.06
SEK1,503,000 		50,000 30.06 SEK1,503,000
2023-03-31 2023-03-29 B Purchase
3.4
Hamberg Förvaltning Aktiebolag

Deputy CEO/Deputy Managing Director

Through a closely affiliated person Officer
50,000
31.56
SEK1,578,150 		50,000 31.56 SEK1,578,150
2023-03-31 2023-03-29 B Purchase
Pernilla Boyer

Chairman of the Board of Directors

Through a closely affiliated person Director
50,000
30.06
SEK1,503,000 		50,000 30.06 SEK1,503,000
2023-03-31 2023-03-29 B Purchase
Pernilla Boyer

Chairman of the Board of Directors

Through a closely affiliated person Director
150,000
30.06
SEK4,509,000 		150,000 30.06 SEK4,509,000
2022-05-23 2022-05-23 B Purchase
3.5
YLWA KARLGREN

Member of the Board of Directors

Director
1,500
61.65
SEK92,475 		1,500 61.65 SEK92,475
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