Swiss insider buying — December 2025
In December 2025, directors and senior managers of companies listed on SIX Swiss Exchange disclosed 118 purchases worth CHF 86 M and 101 sales worth CHF 63 M, across 61 companies. Purchases exceed sales by value. The largest disclosed purchase was in Jiangsu Eastern Shenghong Co., Ltd.: CHF 56’785’212 on 17.12.2025 (executive member of the board of directors / senior management). 17 companies recorded at least two management purchases during the month. The previous month had 137 purchases worth CHF 29 M.
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- Disclosed purchases
- 118
- Amount bought
- CHF 86 M
- Disclosed sales
- 101
- Amount sold
- CHF 63 M
Largest insider purchases in December 2025
- Jiangsu Eastern Shenghong Co., Ltd.17.12.2025 · Executive member of the board of directors / senior managementCHF 56’785’212
- SMG Swiss Marketplace Group Holding AG05.12.2025 · Non-executive member of the board of directorsCHF 5’827’198
- Cosmo N.V.16.12.2025 · Non-executive member of the board of directorsCHF 3’747’360
- SMG Swiss Marketplace Group Holding AG11.12.2025 · Non-executive member of the board of directorsCHF 1’565’869
- Medartis Holding AG12.12.2025 · Non-executive member of the board of directorsCHF 1’499’969
- SMG Swiss Marketplace Group Holding AG18.12.2025 · Non-executive member of the board of directorsCHF 1’264’187
- Stadler Rail AG30.12.2025 · Executive member of the board of directors / senior managementCHF 1’024’477
- SMG Swiss Marketplace Group Holding AG10.12.2025 · Non-executive member of the board of directorsCHF 995’400
- Swiss Re AG08.12.2025 · Non-executive member of the board of directorsCHF 904’339
- SMG Swiss Marketplace Group Holding AG18.12.2025 · Non-executive member of the board of directorsCHF 864’491
- SMG Swiss Marketplace Group Holding AG08.12.2025 · Non-executive member of the board of directorsCHF 785’000
- SHL Telemedicine Ltd.03.12.2025 · Executive member of the board of directors / senior managementCHF 694’901
- SMG Swiss Marketplace Group Holding AG09.12.2025 · Non-executive member of the board of directorsCHF 689’930
- SMG Swiss Marketplace Group Holding AG15.12.2025 · Non-executive member of the board of directorsCHF 665’256
- Givaudan SA10.12.2025 · Executive member of the board of directors / senior managementCHF 431’210
- SMG Swiss Marketplace Group Holding AG16.12.2025 · Non-executive member of the board of directorsCHF 424’476
- Compagnie Financière Tradition S.A.03.12.2025 · Non-executive member of the board of directorsCHF 409’500
- Hangzhou GreatStar Industrial Co., Ltd.04.12.2025 · Executive member of the board of directors / senior managementCHF 391’968
- Nestlé AG08.12.2025 · Non-executive member of the board of directorsCHF 390’796
- Hangzhou GreatStar Industrial Co., Ltd.03.12.2025 · Executive member of the board of directors / senior managementCHF 380’769
Companies where managers bought the most
- Jiangsu Eastern Shenghong Co., Ltd.1 purchaseCHF 56’785’212
- SMG Swiss Marketplace Group Holding AG11 purchasesCHF 13’316’786
- Cosmo N.V.20 purchases · 11 salesCHF 5’458’217
- Medartis Holding AG1 purchase · 10 salesCHF 1’499’969
- Hangzhou GreatStar Industrial Co., Ltd.4 purchasesCHF 1’495’248
- Stadler Rail AG1 purchase · 1 saleCHF 1’024’477
- Swiss Re AG1 purchase · 1 saleCHF 904’339
- BELIMO Holding AG8 purchasesCHF 815’526
- SHL Telemedicine Ltd.4 purchasesCHF 811’139
- Valartis Group AG4 purchases · 5 salesCHF 456’711
Largest insider sales in December 2025
- Medartis Holding AG11.12.2025 · Non-executive member of the board of directorsCHF 10’001’059
- Galderma Group AG08.12.2025 · Executive member of the board of directors / senior managementCHF 5’823’765
- Galderma Group AG10.12.2025 · Executive member of the board of directors / senior managementCHF 3’541’184
- Cosmo N.V.11.12.2025 · Non-executive member of the board of directorsCHF 2’644’950
- Roche Holding AG23.12.2025 · Non-executive member of the board of directorsCHF 2’634’200
- AEVIS VICTORIA SA16.12.2025 · Executive member of the board of directors / senior managementCHF 2’600’000
- Burkhalter Holding AG16.12.2025 · Non-executive member of the board of directorsCHF 2’290’553
- Edisun Power Europe AG29.12.2025 · Non-executive member of the board of directorsCHF 2’150’000
- Cosmo N.V.12.12.2025 · Non-executive member of the board of directorsCHF 1’821’530
- Galderma Group AG08.12.2025 · Non-executive member of the board of directorsCHF 1’656’675
How to read these figures
Directors and senior managers of Swiss-listed companies must disclose their dealings in their company's securities to SIX Exchange Regulation, which publishes them. A purchase is not necessarily a bet on a rise: some come from option exercises or share-based pay. Open each transaction to see its details. Guide: when an insider purchase is worth following
These figures aggregate public disclosures. They are not investment advice.