PTC

• None no insider bought on the open market
• $9.1M sold by 2 insiders outside a trading plan
• $2.8M sold by 3 insiders under 10b5-1 plans

1. Insider
   Trade
   Value
   Traded, filed
2. Corinna Lathan Director
   Planned sale
   $343K 1,750 shares at $195.75 21% of stake
   Traded Oct 5 Filed Oct 6
   ↗
3. Alice Christenson Chief Accounting Officer
   Sale
   $119K 816 shares at $145.83 39% of stake
   Traded May 12 Filed May 12
   ↗
4. Corinna Lathan Director
   Planned sale
   $106K 675 shares at $157.24 7.4% of stake
   Traded Mar 16 Filed Mar 18
   ↗
5. Aaron C Von Staats EVP, Chief Legal Officer
   Planned sale
   $422K 2,639 shares at $160.00 12% of stake
   Traded Mar 3 Filed Mar 4
   ↗
6. Aaron C Von Staats EVP, Chief Legal Officer
   Planned sale
   $39K 240 shares at $161.10 1.1% of stake
   Traded Feb 11 Filed Feb 12
   ↗
7. Kristian Talvitie CFO
   Sale
   $8.7M 50,291 shares at $173.14 80% of stake
   Traded Dec 9, 2025 Filed Dec 11, 2025
   ↗
8. Kristian Talvitie CFO
   Planned sale
   $811K 4,658 shares at $174.03 6.9% of stake
   Traded Dec 5–8 Filed Dec 8, 2025
   ↗
9. Aaron C Von Staats EVP, Chief Legal Officer
   Planned sale
   $1.1M 6,328 shares at $174.79 22% of stake
   Traded Dec 8, 2025 Filed Dec 8, 2025
   ↗
10. Alice Christenson Chief Accounting Officer
    Sale
    $230K 1,323 shares at $173.52 52% of stake
    Traded Nov 25, 2025 Filed Nov 26, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 22 option exercises, 17 share withholdings for taxes, and 7 stock grants.