Mastrocola David John
Director · CPS
As of 2026-09-16, Mastrocola David John has 8 Form 4 transactions on record across 1 company — 5 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 |
|---|---|---|---|---|---|---|---|
| 2026-03-13 | CPS | Purchase | 3,391 @ $29.77 | $101K | +15.7% of holding | 25,000 | Form 4 |
| 2026-03-12 | CPS | Purchase | 1,494 @ $30.25 | $45K | +7.4% of holding | 21,609 | Form 4 |
| 2026-03-11 | CPS | Purchase | 2,000 @ $31.00 | $62K | +11.0% of holding | 20,115 | Form 4 |
| 2025-11-10 | CPS | Purchase | 2,000 @ $29.05 | $58K | +12.4% of holding | 18,115 | Form 4 |
| 2025-02-20 | CPS | Purchase | 5,000 @ $14.55 | $73K | +45.0% of holding | 16,115 | Form 4 |
| 2025-02-19 | CPS | Purchase | 3,000 @ $15.27 | $46K | +37.0% of holding | 11,115 | Form 4 |
2 award / exercise / gift records — not counted as purchases
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.