Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Martinko Joseph T. (CIK 1988020) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-11). Recent activity: Buy CC (1,940 shares), Sell CC (663 shares), Sell CC (2,789 shares), Buy CC (28,488 shares), Sell CC (649 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-11 | Chemours Co (CC) | President, Thermal & Specialized Solutions | Buy | 1,940 | $30,009 |
| 2026-08-04 | Chemours Co (CC) | President, Thermal & Specialized Solutions | Sell | 663 | $11,012 |
| 2026-03-03 | Chemours Co (CC) | President, Thermal & Specialized Solutions | Sell | 2,789 | $50,871 |
| 2026-03-03 | Chemours Co (CC) | President, Thermal & Specialized Solutions | Buy | 28,488 | $0 |
| 2025-08-05 | Chemours Co (CC) | President, Thermal & Specialized Solutions; Power of Attorney attached as | Sell | 649 | $7,464 |
Source: SEC Form 4 filings · as of 2026-08-11