KIERNAN JOHN P
Officer · VECO
As of 2026-09-16, KIERNAN JOHN P has 34 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
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-10 | VECO | Sale | 20,256 @ $50.42 | $1.0M | −19.5% of holding | 83,546 | Form 4 |
| 2026-08-10 | VECO | Sale | 10,236 @ $51.29 | $525K | −12.3% of holding | 73,310 | Form 4 |
| 2026-08-10 | VECO | Sale | 2,100 @ $52.50 | $110K | −2.9% of holding | 71,210 | Form 4 |
| 2026-08-10 | VECO | Sale | 1,608 @ $54.28 | $87K | −2.3% of holding | 68,802 | Form 4 |
| 2026-08-10 | VECO | Sale | 800 @ $53.44 | $43K | −1.1% of holding | 70,410 | Form 4 |
| 2025-05-12 | VECO | Sale | 2,500 @ $20.64 | $52K | −2.9% of holding | 82,680 | Form 4 |
| 2025-04-10 | VECO | Sale | 2,500 @ $18.81 | $47K | −3.6% of holding | 67,642 | Form 4 |
| 2025-03-10 | VECO | Sale | 2,500 @ $20.68 | $52K | −3.4% of holding | 70,142 | Form 4 |
| 2025-02-10 | VECO | Sale | 2,500 @ $24.51 | $61K | −3.3% of holding | 72,642 | Form 4 |
| 2025-01-10 | VECO | Sale | 2,500 @ $27.63 | $69K | −3.2% of holding | 75,142 | Form 4 |
| 2024-12-10 | VECO | Sale | 2,500 @ $28.80 | $72K | −3.1% of holding | 77,642 | Form 4 |
23 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-20 | VECO | Withheld for tax | 15,049 | 63,622 | Form 4 |
| 2026-03-20 | VECO | Option exercise | 30,274 | 78,671 | Form 4 |
| 2026-03-16 | VECO | Withheld for tax | 2,289 | 48,397 | Form 4 |
| 2026-03-16 | VECO | Withheld for tax | 1,999 | 46,020 | Form 4 |
| 2026-03-16 | VECO | Option exercise | 4,083 | 48,019 | Form 4 |
| 2026-03-16 | VECO | Option exercise | 4,666 | 9,334 | Form 4 |
| 2026-03-16 | VECO | Option exercise | 4,083 | 4,083 | Form 4 |
| 2026-03-16 | VECO | Option exercise | 4,666 | 50,686 | Form 4 |
| 2026-03-13 | VECO | Withheld for tax | 1,714 | 43,936 | Form 4 |
| 2026-03-13 | VECO | Option exercise | 3,150 | 45,650 | Form 4 |
| 2026-03-13 | VECO | Option exercise | 3,150 | 0 | Form 4 |
| 2026-03-10 | VECO | Option exercise | 42,500 | 42,500 | Form 4 |
| 2025-03-24 | VECO | Withheld for tax | 11,261 | 17,538 | Form 4 |
| 2025-03-24 | VECO | Option exercise | 22,958 | 28,799 | Form 4 |
| 2025-03-17 | VECO | Withheld for tax | 2,290 | 5,841 | Form 4 |
| 2025-03-14 | VECO | Withheld for tax | 2,056 | 8,131 | Form 4 |
| 2025-03-14 | VECO | Option exercise | 4,083 | 8,167 | Form 4 |
| 2025-03-14 | VECO | Award / grant | 26,000 | 26,000 | Form 4 |
| 2025-03-14 | VECO | Award / grant | 14,000 | 14,000 | Form 4 |
| 2025-03-14 | VECO | Option exercise | 4,083 | 10,187 | Form 4 |
| 2025-03-13 | VECO | Withheld for tax | 1,713 | 6,104 | Form 4 |
| 2025-03-13 | VECO | Option exercise | 3,150 | 3,150 | Form 4 |
| 2025-03-13 | VECO | Option exercise | 3,150 | 7,817 | 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.