KRYS Krystal Biotech

• None no insider bought on the open market
• $13.2M sold by 1 insider outside a trading plan
• $92.1M sold by 5 insiders under 10b5-1 plans

1. Insider
   Trade
   Value
   Traded, filed
2. Suma Krishnan President, R&D
   Planned sale
   $9M 25,000 shares at $359.32 1.9% of stake
   Traded Sep 4 Filed Sep 4
   ↗
3. Krish S Krishnan CEO
   Planned sale
   $9M 25,000 shares at $359.32 1.8% of stake
   Traded Sep 4 Filed Sep 4
   ↗
4. Dino A Rossi Director
   Sale
   $8.2M 25,000 shares at $329.12 33% of stake
   Traded Aug 14 Filed Aug 14
   ↗
5. John Charles Thomas EVP, General Counsel
   Planned sale
   $347K 1,000 shares at $347.27 100% of stake
   Traded Jun 25 Filed Jun 26
   ↗
6. Suma Krishnan President, R&D
   Planned sale
   $7.7M 25,000 shares at $308.11 1.8% of stake
   Traded Jun 4 Filed Jun 5
   ↗
7. Krish S Krishnan CEO
   Planned sale
   $7.7M 25,000 shares at $308.12 1.7% of stake
   Traded Jun 4 Filed Jun 5
   ↗
8. John Charles Thomas EVP, General Counsel
   Planned sale
   $194K 642 shares at $302.03 100% of stake
   Traded May 26 Filed May 27
   ↗
9. Suma Krishnan President, R&D
   Planned sale
   $6.6M 25,000 shares at $263.21 1.8% of stake
   Traded Mar 4 Filed Mar 6
   ↗
10. Krish S Krishnan CEO
    Planned sale
    $6.6M 25,000 shares at $263.17 1.7% of stake
    Traded Mar 4 Filed Mar 6
    ↗
11. Kathryn Romano Chief Accounting Officer
    Planned sale
    $201K 750 shares at $267.60 3.2% of stake
    Traded Mar 2 Filed Mar 3
    ↗
12. Daniel Janney Director
    Planned sale
    $3.3M 11,803 shares at $275.59 14% of stake
    Traded Feb 27 Filed Mar 3
    ↗
13. Daniel Janney Director
    Planned sale
    $16.1M 60,161 shares at $268.44
    Traded Feb 24–26 Filed Feb 26
    ↗
14. Dino A Rossi Director
    Sale
    $5M 18,950 shares at $261.41 19% of stake
    Traded Feb 19 Filed Feb 23
    ↗
15. Kathryn Romano Chief Accounting Officer
    Planned sale
    $3.4M 12,500 shares at $272.14 39% of stake
    Traded Feb 9 Filed Feb 11
    ↗
16. Suma Krishnan President, R&D
    Planned sale
    $11M 50,000 shares at $220.15
    Traded Dec 4, 2025 Filed Dec 5, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 16 option exercises, 12 share withholdings for taxes, and 4 gifts.