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Monthly report · December 2025

Top European insider buys — December 2025

During December 2025, European insiders disclosed 20 significant buys totalling €160.5M. Below: the 20 biggest, ranked by euro value. Every transaction listed is a Person Discharging Managerial Responsibilities (PDMR) — CEO, CFO, board member, or a closely associated family entity — buying their own company's shares under MAR Article 19.

  1. #1 2025-12-17
    Board Member (Jiangsu Eastern Shenghong Co., Ltd.)
    Board Member · Jiangsu Eastern Shenghong Co., Ltd.
    €59.1M
    51,658,602 × €1.14
  2. #2🇩🇪 2025-12-08
    Themis Beteiligungs-Aktiengesellschaft
    in enger Beziehung · Dermapharm Holding SE
    €53.8M
    1,438,000 × €37.43
  3. #3🇩🇪 2025-12-30
    WR Partners Group AG
    in enger Beziehung · WR Wohnraum AG
    €20.7M
    923,149 × €22.40
  4. #4 2025-12-05
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €6.1M
    186,113 × €32.56
  5. #5 2025-12-16
    Executive Management (Cosmo Pharmaceuticals N.V.)
    Executive Management · Cosmo Pharmaceuticals N.V.
    €3.9M
    46,667 × €83.51
  6. #6 2025-12-11
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €1.6M
    47,961 × €33.95
  7. #7 2025-12-12
    Executive Management (Medartis Holding AG)
    Executive Management · Medartis Holding AG
    €1.6M
    18,939 × €82.37
  8. #8🇩🇪 2025-12-02
    AOB Invest GmbH
    in enger Beziehung · ATOSS Software SE
    €1.5M
    13,178 × €114.90
  9. #9 2025-12-18
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €1.3M
    38,151 × €34.46
  10. #10🇩🇪 2025-12-01
    AOB Invest GmbH
    in enger Beziehung · ATOSS Software SE
    €1.2M
    10,882 × €114.78
  11. #11🇩🇪 2025-12-09
    Hohenester Beteiligungs-UG (haftungsbeschränkt)
    in enger Beziehung · innoscripta SE
    €1.2M
    13,256 × €94.07
  12. #12 2025-12-30
    Board Member (Stadler Rail AG)
    Board Member · Stadler Rail AG
    €1.1M
    50,969 × €20.90
  13. #13🇩🇪 2025-12-10
    Hohenester Beteiligungs-UG (haftungsbeschränkt)
    in enger Beziehung · innoscripta SE
    €1.1M
    10,714 × €99.33
  14. #14 2025-12-10
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €1.0M
    30,000 × €34.51
  15. #15 2025-12-08
    Executive Management (Swiss Re AG)
    Executive Management · Swiss Re AG
    €941k
    7,000 × €134.36
  16. #16 2025-12-18
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €899k
    26,371 × €34.09
  17. #17🇩🇪 2025-12-18
    MSA Capital GmbH
    in enger Beziehung · CHAPTERS Group AG
    €886k
    24,488 × €36.19
  18. #18🇩🇪 2025-12-18
    Mohr, Jan-Hendrik
    Vorstand · CHAPTERS Group AG
    €886k
    24,488 × €36.19
  19. #19🇩🇪 2025-12-11
    Milestone Venture Capital GmbH
    in enger Beziehung · NFON AG
    €874k
    230,000 × €3.80
  20. #20 2025-12-08
    Closely Associated (SMG Swiss Marketplace Group Holding AG)
    Executive Management · SMG Swiss Marketplace Group Holding AG
    €816k
    25,000 × €32.66

What these reports track

Under EU MAR Article 19, every person with managerial responsibility at a listed European company must disclose personal share trades within 3 business days. InsideREU aggregates those disclosures from BaFin (Germany) and Finansinspektionen (Sweden), with UK and Euronext markets warming up. This monthly report surfaces the 20 largest buys from the month by euro value.

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