Updated Jul 16, 2026
Zmigrosky Matt has filed 3 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $7.60M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-04 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 5.0K | $210.00 | $1.05M |
| 2026-06-02 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 5.0K | $200.54 | $1.00M |
| 2026-05-14 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 5.0K | $200.10 | $1.00M |
| 2026-03-19 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 4.1K | $190.51 | $781K |
| 2026-03-17 | FANG | Diamondback Energy, Inc. | S — Open-market sale | 20.9K | $180.00 | $3.76M |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 995 | $174.08 | $173K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 970 | $174.08 | $169K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 739 | $174.08 | $129K |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 8.4K | $174.08 | $1.47M |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | A — Grant or award | 21.4K | $0.00 | |
| 2026-03-03 | FANG | Diamondback Energy, Inc. | A — Grant or award | 7.6K | $0.00 | |
| 2025-09-10 | FANG | Diamondback Energy, Inc. | F — Tax withholding / forfeiture | 861 | $136.29 | $117K |
| 2025-08-19 | VNOM | VNOM Sub, Inc. | D — Derivative transaction | 4.3K | — |
Zmigrosky Matt is a corporate insider — currently tracked as EVP, Chief Legal and Admin Off of Diamondback Energy, Inc. (FANG). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 5 open-market sales ($7.60M) 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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