WK Workiva

• None no insider bought on the open market
• $944K sold by 3 insiders outside a trading plan
• None no planned (10b5-1) sales

1. Insider
   Trade
   Value
   Traded, filed
2. Brandon Ziegler EVP, CLO, CAO & Corp Secretary
   Sale
   $499K 6,571 shares at $75.97 4.9% of stake
   Traded Aug 20 Filed Aug 21
   ↗
3. Robert H Herz Director
   Sale
   $77K 1,500 shares at $51.23 3.9% of stake
   Traded Jun 4 Filed Jun 8
   ↗
4. Robert H Herz Director
   Sale
   $50K 1,000 shares at $49.69 2.8% of stake
   Traded May 29 Filed Jun 2
   ↗
5. Robert H Herz Director
   Sale
   $137K 1,500 shares at $91.44 4% of stake
   Traded Dec 10, 2025 Filed Dec 12, 2025
   ↗
6. David S. Mulcahy Director
   Sale
   $106K 1,162 shares at $91.50 0.5% of stake
   Traded Dec 10, 2025 Filed Dec 12, 2025
   ↗
7. David S. Mulcahy Director
   Sale
   $74K 808 shares at $92.01 0.3% of stake
   Traded Nov 26, 2025 Filed Dec 1, 2025
   ↗

Also filed in the last 12 months, not counted as buying or selling: 20 stock grants, 15 share withholdings for taxes, and 1 gift.