PTEN Patterson-UTI Energy

• None no insider bought on the open market
• $30.9M sold by 8 insiders outside a trading plan
• $3M sold by 1 insider under 10b5-1 plans

1. Insider
   Trade
   Value
   Traded, filed
2. William Andrew Hendricks Jr. CEO
   Planned sale
   $3M 250,000 shares at $11.91 11% of stake
   Traded Sep 18 Filed Sep 21
   ↗
3. Robert Wayne Drummond Jr. Director
   Sale
   $2.6M 200,000 shares at $12.85 18% of stake
   Traded Sep 1–2 Filed Sep 3
   ↗
4. William Andrew Hendricks Jr. CEO
   Sale
   $3.2M 250,000 shares at $12.93 9.8% of stake
   Traded Sep 2 Filed Sep 3
   ↗
5. Seth David Wexler EVP, General Counsel&Secretary
   Sale
   $1.5M 120,000 shares at $12.75 23% of stake
   Traded Sep 1 Filed Sep 3
   ↗
6. James Carl Stewart Director
   Sale
   $2.4M 207,000 shares at $11.54 100% of stake
   Traded Aug 25 Filed Aug 26
   ↗
7. Forrest C Robinson Chief Accounting Officer
   Sale
   $164K 13,670 shares at $12.01 19% of stake
   Traded Jun 8 Filed Jun 10
   ↗
8. William Andrew Hendricks Jr. CEO
   Sale
   $2.3M 200,000 shares at $11.64 7.3% of stake
   Traded Jun 5 Filed Jun 9
   ↗
9. James Michael Holcomb COO
   Sale
   $1.7M 150,000 shares at $11.47 26% of stake
   Traded May 28 Filed Jun 1
   ↗
10. Cesar Jaime Director
    Sale
    $123K 10,000 shares at $12.29 11% of stake
    Traded May 5 Filed May 7
    ↗
11. Robert Wayne Drummond Jr. Director
    Sale
    $4.6M 384,174 shares at $12.04 25% of stake
    Traded May 1–4 Filed May 4
    ↗
12. William Andrew Hendricks Jr. CEO
    Sale
    $3M 250,000 shares at $11.85 8.1% of stake
    Traded May 1 Filed May 4
    ↗
13. Robert Wayne Drummond Jr. Director
    Sale
    $1.7M 164,775 shares at $10.18 100% of stake
    Traded Mar 16 Filed Mar 18
    ↗
14. Tiffany Thom Cepak Director
    Sale
    $106K 12,000 shares at $8.86 6.9% of stake
    Traded Mar 4 Filed Mar 6
    ↗
15. Robert Wayne Drummond Jr. Director
    Sale
    $3.3M 400,000 shares at $8.17 71% of stake
    Traded Feb 13 Filed Feb 17
    ↗
16. James Carl Stewart Director
    Sale
    $4.2M 718,254 shares at $5.87 78% of stake
    Traded Dec 17–18 Filed Dec 19, 2025
    ↗

Also filed in the last 12 months, not counted as buying or selling: 16 share withholdings for taxes, 15 stock grants, 5 sales back to the company, and 5 option exercises.