Sweden Biotechnology & Medical Research

Alligator Bioscience AB (ATORX)

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Alligator Bioscience AB witnessed two recent insider trading transactions, both involving executive purchases totaling 720,000 SEK. CEO Sören Bregenholt Frederiksen and CFO Johan Giléus acquired shares in September 2026. This activity follows a period of significant stock price volatility, occurring after the company's latest earnings report.
Ticker: ATORX Exchange: STO
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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
Sören Bregenholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
384.77
Quantity 94,765
Value SEK3,529,487
2.6
Johan Giléus Chief Financial Officer (CFO) Officer
Through Giléus Invest AB, a closely affiliated person
Transaction date
Purchase
Price
269.70
Quantity 48,735
Value SEK4,779,451
2.6
Johan Giléus Chief Financial Officer (CFO) Officer
Through Giléus Invest AB, a closely affiliated person
Transaction date
Purchase
Price
434.88
Quantity 19,624
Value SEK92,722
2.6
Sören Bregenholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
0.40
Quantity 736,729
Value SEK294,692
0.5
Peter Ostler Chairman of the Board of Directors Director
Transaction date
Purchase
Price
0.40
Quantity 824,138
Value SEK329,655
0.5
Peter Ostler Chairman of the Board of Directors Director
Transaction date
Purchase
Price
3.12
Quantity 23,456
Value SEK73,183
0.5
Peter Ostler Chairman of the Board of Directors Director
Transaction date
Purchase
Price
3.68
Quantity 46,912
Value SEK172,636
0.5
Peter Ostler Member of the Board of Directors Director
Transaction date
Sale
Price
0.11
Quantity 1,658,134
Value SEK179,045
0.5
Peter Ostler Member of the Board of Directors Director
Transaction date
Purchase
Price
0.21
Quantity 800,000
Value SEK164,382
0.5
Peter Ostler Member of the Board of Directors Director
Transaction date
Purchase
Price
0.19
Quantity 77,319
Value SEK15,000
2.6
Sören Bregenholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
0.10
Quantity 41,649,013
Value SEK4,164,901
2.6
Sören Bregenholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
0.10
Quantity 4,164,901
Value SEK416,490
2.6
Johan Giléus Chief Financial Officer (CFO) Officer
Through Giléus Invest AB, a closely affiliated person
Transaction date
Purchase
Price
0.10
Quantity 2,000,000
Value SEK200,000
2.1
Anders Ekblom Chairman of the Board of Directors Director
Transaction date
Purchase
Price
0.10
Quantity 1,360,475
Value SEK136,048
0.5
Peter Ostler Member of the Board of Directors Director
Transaction date
Purchase
Price
0.10
Quantity 7,813,970
Value SEK781,397
Sören Brengholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Through A Bioscience Incentive AB, a closely affiliated person
Transaction date
Purchase
Price
0.15
Quantity 160,000
Value SEK24,000
Marie Svensson Chief Financial Officer (CFO) Officer
Through A Bioscience Incentive AB, a closely affiliated person
Transaction date
Purchase
Price
0.06
Quantity 120,000
Value SEK7,200
Marie Svensson Chief Financial Officer (CFO) Officer
Through A Bioscience Incentive AB, a closely affiliated person
Transaction date
Purchase
Price
0.13
Quantity 26,667
Value SEK3,467
2.6
Sören Bregenholt Frederiksen Chief Executive Officer (CEO)/Managing Directory Officer
Transaction date
Purchase
Price
0.15
Quantity 900,000
Value SEK135,000
0.5
Peter Ostler Member of the Board of Directors Director
Transaction date
Purchase
Price
0.15
Quantity 160,000
Value SEK24,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-25 2026-09-21 B Purchase
2.6
Sören Bregenholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Officer
94,765
384.77
SEK3,529,487 		94,765 384.77 SEK3,529,487
2026-09-22 2026-09-18 B Purchase
2.6
Johan Giléus

Chief Financial Officer (CFO)

Through Giléus Invest AB, a closely affiliated person Officer
48,735
269.70
SEK4,779,451 		48,735 269.70 SEK4,779,451
2026-01-14 2025-12-22 B Purchase
2.6
Johan Giléus

Chief Financial Officer (CFO)

Through Giléus Invest AB, a closely affiliated person Officer
19,624
434.88
SEK92,722 		19,624 434.88 SEK92,722
2025-12-22 2025-12-19 B Purchase
2.6
Sören Bregenholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Officer
736,729
0.40
SEK294,692 		736,729 0.40 SEK294,692
2025-12-24 2025-12-18 B Purchase
0.5
Peter Ostler

Chairman of the Board of Directors

Director
824,138
0.40
SEK329,655 		824,138 0.40 SEK329,655
2025-09-16 2025-09-15 B Purchase
0.5
Peter Ostler

Chairman of the Board of Directors

Director
23,456
3.12
SEK73,183 		23,456 3.12 SEK73,183
2025-05-21 2025-05-19 B Purchase
0.5
Peter Ostler

Chairman of the Board of Directors

Director
46,912
3.68
SEK172,636 		46,912 3.68 SEK172,636
2025-03-05 2025-02-28 S Sale
0.5
Peter Ostler

Member of the Board of Directors

Director
1,658,134
0.11
SEK179,045 		1,658,134 0.11 SEK179,045
2025-03-05 2025-02-28 B Purchase
0.5
Peter Ostler

Member of the Board of Directors

Director
800,000
0.21
SEK164,382 		800,000 0.21 SEK164,382
2025-03-05 2025-02-28 B Purchase
0.5
Peter Ostler

Member of the Board of Directors

Director
77,319
0.19
SEK15,000 		77,319 0.19 SEK15,000
2025-02-19 2025-02-17 B Purchase
2.6
Sören Bregenholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Officer
41,649,013
0.10
SEK4,164,901 		41,649,013 0.10 SEK4,164,901
2025-02-19 2025-02-17 B Purchase
2.6
Sören Bregenholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Officer
4,164,901
0.10
SEK416,490 		4,164,901 0.10 SEK416,490
2025-02-18 2025-02-17 B Purchase
2.6
Johan Giléus

Chief Financial Officer (CFO)

Through Giléus Invest AB, a closely affiliated person Officer
2,000,000
0.10
SEK200,000 		2,000,000 0.10 SEK200,000
2025-02-17 2025-02-12 B Purchase
2.1
Anders Ekblom

Chairman of the Board of Directors

Director
1,360,475
0.10
SEK136,048 		1,360,475 0.10 SEK136,048
2025-02-14 2025-02-12 B Purchase
0.5
Peter Ostler

Member of the Board of Directors

Director
7,813,970
0.10
SEK781,397 		7,813,970 0.10 SEK781,397
2024-12-03 2024-11-29 B Purchase
Sören Brengholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Through A Bioscience Incentive AB, a closely affiliated person Officer
160,000
0.15
SEK24,000 		160,000 0.15 SEK24,000
2024-06-10 2024-06-10 B Purchase
Marie Svensson

Chief Financial Officer (CFO)

Through A Bioscience Incentive AB, a closely affiliated person Officer
120,000
0.06
SEK7,200 		120,000 0.06 SEK7,200
2024-06-10 2024-06-10 B Purchase
Marie Svensson

Chief Financial Officer (CFO)

Through A Bioscience Incentive AB, a closely affiliated person Officer
26,667
0.13
SEK3,467 		26,667 0.13 SEK3,467
2024-06-18 2024-05-20 B Purchase
2.6
Sören Bregenholt Frederiksen

Chief Executive Officer (CEO)/Managing Directory

Officer
900,000
0.15
SEK135,000 		900,000 0.15 SEK135,000
2024-05-21 2024-05-20 B Purchase
0.5
Peter Ostler

Member of the Board of Directors

Director
160,000
0.15
SEK24,000 		160,000 0.15 SEK24,000
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