COLL Collegium Pharmaceutical Inc.

• None no insider bought on the open market
• $2.4M sold by 5 insiders outside a trading plan
• $4.8M sold by 3 insiders under 10b5-1 plans

1. Insider
   Trade
   Value
   Traded, filed
2. John Gordon Freund Director
   Sale
   $681 20 shares at $34.05 <0.1% of stake
   Traded May 18 Filed May 20
   ↗
3. John Gordon Freund Director
   Sale
   $143K 4,127 shares at $34.54 4.7% of stake
   Traded May 15 Filed May 18
   ↗
4. Nancy Lurker Director
   Sale
   $162K 4,500 shares at $35.97 20% of stake
   Traded May 13 Filed May 15
   ↗
5. Garen G Bohlin Director
   Sale
   $323K 8,700 shares at $37.18 12% of stake
   Traded May 11 Filed May 13
   ↗
6. David Dieter EVP & General Counsel
   Planned sale
   $488K 13,976 shares at $34.92 15% of stake
   Traded Mar 18 Filed Mar 20
   ↗
7. David Dieter EVP & General Counsel
   Planned sale
   $228K 6,224 shares at $36.65 6.4% of stake
   Traded Mar 9 Filed Mar 11
   ↗
8. Scott Dreyer EVP & Chief Commercial Officer
   Planned sale
   $2M 49,976 shares at $40.41 41% of stake
   Traded Mar 3 Filed Mar 5
   ↗
9. Scott Dreyer EVP & Chief Commercial Officer
   Planned sale
   $848K 17,600 shares at $48.17 15% of stake
   Traded Dec 8, 2025 Filed Dec 10, 2025
   ↗
10. Rita J. Balice-Gordon Director
    Sale
    $172K 3,650 shares at $47.03 6.5% of stake
    Traded Dec 5, 2025 Filed Dec 9, 2025
    ↗
11. John A. Fallon Director
    Sale
    $1.6M 34,853 shares at $47.21 35% of stake
    Traded Nov 12, 2025 Filed Nov 14, 2025
    ↗
12. Colleen Tupper CFO
    Planned sale
    $1.2M 30,000 shares at $40.53 19% of stake
    Traded Nov 6, 2025 Filed Nov 7, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 17 stock grants, 10 share withholdings for taxes, and 6 option exercises.