JOHNSON MARIANNE BOYD
Director · Officer · Ten-percent owner · BYD, WAL
As of 2026-09-16, JOHNSON MARIANNE BOYD has 29 Form 4 transactions on record across 2 companies — 15 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.
Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-24 | BYD | Sale | 12 @ $82.00 | $984 | −0.0% of holding | 1,611,671 | Form 4 |
| 2026-05-05 | BYD | Sale | 62,914 @ $84.03 | $5.3M | −3.8% of holding | 1,609,808 | Form 4 |
| 2026-05-01 | BYD | Sale | 37,086 @ $85.27 | $3.2M | −2.2% of holding | 1,672,722 | Form 4 |
| 2025-12-15 | WAL | Sale | 7,714 @ $86.79 | $669K | −100.0% of holding | 0 | Form 4 |
| 2025-12-15 | WAL | Sale | 6,614 @ $86.79 | $574K | −100.0% of holding | 0 | Form 4 |
| 2025-12-15 | WAL | Sale | 5,386 @ $87.95 | $474K | −100.0% of holding | 0 | Form 4 |
| 2025-12-15 | WAL | Sale | 2,328 @ $86.79 | $202K | −30.2% of holding | 5,386 | Form 4 |
| 2025-12-15 | WAL | Sale | 1,100 @ $86.50 | $95K | −14.3% of holding | 6,614 | Form 4 |
| 2025-09-04 | BYD | Sale | 100,000 @ $86.62 | $8.7M | −5.5% of holding | 1,704,379 | Form 4 |
| 2025-08-13 | BYD | Sale | 100,000 @ $84.17 | $8.4M | −6.2% of holding | 1,504,379 | Form 4 |
| 2025-02-12 | BYD | Sale | 49,800 @ $77.59 | $3.9M | −3.7% of holding | 1,296,828 | Form 4 |
| 2025-02-11 | BYD | Sale | 50,000 @ $77.68 | $3.9M | −3.6% of holding | 1,346,628 | Form 4 |
17 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-30 | BYD | Withheld for tax | 30,823 | 1,611,683 | Form 4 |
| 2026-06-30 | BYD | Award / grant | 30,351 | 1,642,506 | Form 4 |
| 2026-05-07 | BYD | Award / grant | 2,347 | 1,612,155 | Form 4 |
| 2026-02-22 | BYD | Withheld for tax | 3,524 | 1,709,808 | Form 4 |
| 2026-02-22 | BYD | Award / grant | 8,953 | 1,713,332 | Form 4 |
| 2026-02-05 | WAL | Award / grant | 2,580 | 12,525 | Form 4 |
| 2026-01-05 | BYD | Award / grant | 618 | 618 | Form 4 |
| 2025-08-21 | BYD | Other acquisition | 45,482 | 45,482 | Form 4 |
| 2025-08-18 | BYD | Other acquisition | 300,000 | 1,804,379 | Form 4 |
| 2025-08-18 | BYD | Other acquisition | 909,091 | 1,487,858 | Form 4 |
| 2025-05-16 | WAL | Gift | 3,083 | 7,714 | Form 4 |
| 2025-03-06 | BYD | Other acquisition | 300,000 | 1,604,379 | Form 4 |
| 2025-03-06 | BYD | Other acquisition | 909,091 | 2,387,949 | Form 4 |
| 2025-03-03 | BYD | Award / grant | 5,594 | 39,088 | Form 4 |
| 2025-02-21 | BYD | Award / grant | 7,551 | 1,304,379 | Form 4 |
| 2025-02-06 | WAL | Award / grant | 2,594 | 9,945 | Form 4 |
| 2025-01-02 | BYD | Award / grant | 741 | 741 | 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.