Updated Jul 16, 2026
Plaumann Mark Lawrence has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $350K.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-10 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 500 | $196.50 | $98K |
| 2026-05-21 | FANG | Diamondback Energy, Inc. | A — Grant or award | 982 | $0.00 | |
| 2025-06-19 | FANG | Diamondback Energy, Inc. | J — Other acquisition / disposition | 3.0K | $0.00 | |
| 2025-05-21 | FANG | Diamondback Energy, Inc. | A — Grant or award | 1.4K | $0.00 | |
| 2024-12-09 | FANG | Diamondback Energy, Inc. | G — Bona-fide gift | 100 | $0.00 | |
| 2024-11-14 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 240 | $181.00 | $43K |
| 2024-11-14 | FANG | Diamondback Energy, Inc. | G — Bona-fide gift | 2.3K | $0.00 | |
| 2024-11-14 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 1.1K | $181.00 | $208K |
| 2024-11-14 | FANG | Diamondback Energy, Inc. | J — Other acquisition / disposition | 5.9K | $0.00 | |
| 2024-11-14 | FANG | Diamondback Energy, Inc. | J — Other acquisition / disposition | 11.7K | $0.00 |
Plaumann Mark Lawrence is a corporate insider — currently tracked as Director of Diamondback Energy, Inc. (FANG). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($350K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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