Plourd Martin E
Director · Officer · CWBC
As of 2026-09-16, Plourd Martin E has 37 Form 4 transactions on record across 1 company — 23 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 purchases filed in February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $38K
- Indirect $0
| CWBC | direct | 1,451 sh | $38K |
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 |
|---|---|---|---|---|---|---|---|
| 2026-02-27 | CWBC | Purchase | 282 @ $20.65 | $6K | +0.3% of holding | 112,536 | Form 4 |
| 2025-11-28 | CWBC | Purchase | 316 @ $19.19 | $6K | +0.3% of holding | 112,754 | Form 4 |
| 2025-08-29 | CWBC | Purchase | 441 @ $16.02 | $7K | +0.5% of holding | 92,687 | Form 4 |
| 2025-05-30 | CWBC | Purchase | 378 @ $16.02 | $6K | +0.4% of holding | 94,633 | Form 4 |
| 2025-02-28 | CWBC | Purchase | 424 @ $17.36 | $7K | +0.5% of holding | 92,566 | Form 4 |
| 2025-02-07 | CWBC | Sale | 4,735 @ $19.24 | $91K | −5.4% of holding | 82,737 | Form 4 |
| 2025-02-07 | CWBC | Sale | 2,441 @ $19.29 | $47K | −2.7% of holding | 87,472 | Form 4 |
| 2025-02-07 | CWBC | Sale | 556 @ $19.25 | $11K | −0.6% of holding | 89,913 | Form 4 |
29 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-06 | CWBC | Award / grant | 1,451 | 1,451 | Form 4 |
| 2026-05-01 | CWBC | Withheld for tax | 40,746 | 71,790 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 15,800 | 109,683 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 12,831 | 87,781 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 7,900 | 137,254 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 9,480 | 129,354 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 9,243 | 119,874 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 6,102 | 93,883 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 3,160 | 74,950 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 948 | 110,631 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 9,480 | 6,320 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 9,243 | 6,557 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 15,800 | 0 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 7,900 | 0 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 6,102 | 9,699 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 12,831 | 6,920 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 3,160 | 4,740 | Form 4 |
| 2026-05-01 | CWBC | Option exercise | 948 | 1,422 | Form 4 |
| 2025-12-16 | CWBC | Gift | 500 | 112,254 | Form 4 |
| 2025-10-17 | CWBC | Option exercise | 19,751 | 0 | Form 4 |
| 2025-10-17 | CWBC | Option exercise | 19,751 | 112,438 | Form 4 |
| 2025-07-22 | CWBC | Gift | 2,387 | 92,246 | Form 4 |
| 2025-05-07 | CWBC | Award / grant | 1,819 | 94,255 | Form 4 |
| 2025-03-10 | CWBC | Gift | 100 | 92,466 | Form 4 |
| 2025-03-10 | CWBC | Gift | 30 | 92,436 | Form 4 |
| 2025-02-06 | CWBC | Option exercise | 17,104 | 0 | Form 4 |
| 2025-02-06 | CWBC | Option exercise | 17,104 | 92,142 | Form 4 |
| 2025-02-06 | CWBC | Withheld for tax | 7,699 | 75,038 | Form 4 |
| 2024-12-06 | CWBC | Gift | 800 | 90,469 | 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.