PETRELLO ANTHONY G
Director · Officer · NBR
As of 2026-09-16, PETRELLO ANTHONY G has 28 Form 4 transactions on record across 1 company — 17 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $0
- Indirect $25.3M
| NBR | indirect | 294,793 sh | $25.3M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|
28 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-01-01 | NBR | Withheld for tax | 7,693 | 97,351 | Form 4 |
| 2026-01-01 | NBR | Withheld for tax | 6,462 | 107,309 | Form 4 |
| 2026-01-01 | NBR | Withheld for tax | 5,502 | 85,946 | Form 4 |
| 2026-01-01 | NBR | Withheld for tax | 1,974 | 77,468 | Form 4 |
| 2026-01-01 | NBR | Award / grant | 16,420 | 16,420 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 5,016 | 79,442 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 13,980 | 91,448 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 16,420 | 0 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 19,098 | 105,044 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 16,420 | 113,771 | Form 4 |
| 2026-01-01 | NBR | Award / grant | 48,621 | 155,930 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 5,016 | 0 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 13,980 | 13,981 | Form 4 |
| 2026-01-01 | NBR | Award / grant | 57,293 | 57,293 | Form 4 |
| 2026-01-01 | NBR | Option exercise | 19,098 | 38,195 | Form 4 |
| 2025-12-31 | NBR | Gift | 18,000 | 294,793 | Form 4 |
| 2025-12-31 | NBR | Disposition | 17,843 | 74,426 | Form 4 |
| 2025-01-01 | NBR | Withheld for tax | 5,662 | 96,515 | Form 4 |
| 2025-01-01 | NBR | Withheld for tax | 1,974 | 83,180 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 13,469 | 0 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 5,016 | 5,016 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 13,981 | 27,961 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 13,469 | 85,154 | Form 4 |
| 2025-01-01 | NBR | Award / grant | 41,942 | 41,942 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 5,016 | 88,196 | Form 4 |
| 2025-01-01 | NBR | Option exercise | 13,981 | 102,177 | Form 4 |
| 2025-01-01 | NBR | Award / grant | 42,970 | 139,485 | Form 4 |
| 2024-12-31 | NBR | Disposition | 30,305 | 71,685 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.