Updated Jul 16, 2026
Barkmann Albert has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.34M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-19 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 3.0K | $204.04 | $612K |
| 2026-03-17 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 4.0K | $182.90 | $732K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 460 | $174.08 | $80K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 340 | $174.08 | $59K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 281 | $174.08 | $49K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 2.4K | $174.08 | $425K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | A — Grant or award | 6.4K | $0.00 | |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | A — Grant or award | 3.5K | $0.00 | |
| 2025-09-10 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 682 | $136.29 | $93K |
| 2025-08-19 | VNOM | VNOM Sub, Inc. | D — Derivative transaction | 1.0K | — |
Barkmann Albert is a corporate insider — currently tracked as Exec. VP and Chief Engineer of Diamondback Energy, Inc. (FANG). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($1.34M) 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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