Mayson Howard John
Director · OVV
As of 2026-09-16, Mayson Howard John has 16 Form 4 transactions on record across 1 company — 9 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 $633K
- Indirect $0
| OVV | direct | 10,084 sh | $633K |
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 |
|---|---|---|---|---|---|---|---|
| 2026-03-03 | OVV | Sale | 5,000 @ $52.39 | $262K | −9.8% of holding | 45,780 | Form 4 |
15 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-30 | OVV | Award / grant | 56 | 10,084 | Form 4 |
| 2026-05-21 | OVV | Option exercise | 3,510 | 0 | Form 4 |
| 2026-05-21 | OVV | Award / grant | 3,510 | 3,510 | Form 4 |
| 2026-05-21 | OVV | Option exercise | 3,510 | 49,290 | Form 4 |
| 2026-05-21 | OVV | Option exercise | 3,510 | 49,290 | Form 4 |
| 2026-03-31 | OVV | Award / grant | 48 | 10,028 | Form 4 |
| 2025-12-31 | OVV | Award / grant | 76 | 9,980 | Form 4 |
| 2025-09-29 | OVV | Award / grant | 68 | 9,904 | Form 4 |
| 2025-06-30 | OVV | Award / grant | 76 | 9,836 | Form 4 |
| 2025-05-16 | OVV | Option exercise | 5,501 | 0 | Form 4 |
| 2025-05-16 | OVV | Award / grant | 5,501 | 5,501 | Form 4 |
| 2025-05-16 | OVV | Option exercise | 5,501 | 50,780 | Form 4 |
| 2025-05-16 | OVV | Option exercise | 5,501 | 50,780 | Form 4 |
| 2025-03-31 | OVV | Award / grant | 69 | 9,760 | Form 4 |
| 2024-12-31 | OVV | Award / grant | 72 | 9,691 | 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.