MCCOLLUM MARK A has filed 10 insider transactions across 3 companies since August 2024.
Most recent transaction: a grant/award of 727 shares of ONEOK INC /NEW/ ($OKE) on January 23, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 23, 2026 | ONEOK INC /NEW/ | $OKE | MCCOLLUM MARK A | Director | A | Common Stock, par value $0.01 | 727 | $78.00 | 727.0000 | 631,500,000 | 9999.99% | 0.00% |
| Aug. 8, 2025 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | A | Restricted Stock Units | 2168 | $0.00 | 2,168.0000 | 129,206,922 | 9999.99% | 0.00% |
| Aug. 9, 2025 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | M | Restricted Stock Units | 1128 | $0.00 | 0.0000 | 129,206,922 | 100.00% | 0.00% |
| Aug. 9, 2025 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | M | Common Stock | 1128 | $0.00 | 9,656.0000 | 129,206,922 | 13.23% | 0.00% |
| May 14, 2025 | Seadrill Ltd | $SDRL | MCCOLLUM MARK A | Not found | A | Restricted Stock Units | 4860 | $0.00 | 4,860.0000 | 71,000,000 | 9999.99% | 0.01% |
| April 17, 2025 | Seadrill Ltd | $SDRL | MCCOLLUM MARK A | Not found | M | Common Shares | 2409 | $0.00 | 2,409.0000 | 71,000,000 | 9999.99% | 0.00% |
| April 17, 2025 | Seadrill Ltd | $SDRL | MCCOLLUM MARK A | Not found | M | Restricted Stock Units | 2409 | $0.00 | 0.0000 | 71,000,000 | 100.00% | 0.00% |
| Aug. 9, 2024 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | A | Restricted Stock Units | 1128 | $0.00 | 1,128.0000 | 128,598,441 | 9999.99% | 0.00% |
| Aug. 11, 2024 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | M | Restricted Stock Units | 1136 | $0.00 | 0.0000 | 128,598,441 | 100.00% | 0.00% |
| Aug. 11, 2024 | WESTLAKE CORP | $WLK | MCCOLLUM MARK A | Not found | M | Common Stock | 1136 | $0.00 | 8,528.0000 | 128,598,441 | 15.37% | 0.00% |