Pereira Brian JG
Director · PROK, KALV
As of 2026-09-16, Pereira Brian JG has 35 Form 4 transactions on record across 2 companies — 30 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.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-20 | PROK | Sale | 222,948 @ $1.42 | $317K | −100.0% of holding | 0 | Form 4 |
| 2026-08-20 | PROK | Sale | 27,052 @ $1.42 | $38K | −100.0% of holding | 0 | Form 4 |
| 2026-08-19 | PROK | Sale | 222,949 @ $1.44 | $321K | −50.0% of holding | 222,948 | Form 4 |
| 2026-08-19 | PROK | Sale | 27,051 @ $1.44 | $39K | −50.0% of holding | 27,052 | Form 4 |
| 2026-08-18 | PROK | Sale | 229,338 @ $1.37 | $314K | −34.0% of holding | 445,897 | Form 4 |
| 2026-08-18 | PROK | Sale | 27,826 @ $1.37 | $38K | −34.0% of holding | 54,103 | Form 4 |
| 2025-11-13 | PROK | Sale | 447,803 @ $2.37 | $1.1M | −100.0% of holding | 0 | Form 4 |
| 2025-11-13 | PROK | Sale | 54,333 @ $2.37 | $129K | −100.0% of holding | 0 | Form 4 |
| 2025-11-12 | PROK | Sale | 227,431 @ $2.72 | $619K | −33.7% of holding | 447,803 | Form 4 |
| 2025-11-12 | PROK | Sale | 27,595 @ $2.72 | $75K | −33.7% of holding | 54,333 | Form 4 |
25 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-04 | PROK | Conversion | 675,235 | 675,235 | Form 4 |
| 2026-08-04 | PROK | Conversion | 675,235 | 0 | Form 4 |
| 2026-08-04 | PROK | Conversion | 81,929 | 0 | Form 4 |
| 2026-08-04 | PROK | Conversion | 81,929 | 81,929 | Form 4 |
| 2026-06-11 | KALV | Disposition | 30,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 14,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 7,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 14,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 7,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 10,000 | 0 | Form 4 |
| 2026-06-11 | KALV | Disposition | 30,000 | 0 | Form 4 |
| 2026-05-28 | PROK | Award / grant | 135,000 | 135,000 | Form 4 |
| 2025-10-01 | KALV | Award / grant | 30,000 | 30,000 | Form 4 |
| 2025-05-29 | PROK | Award / grant | 125,862 | 125,862 | Form 4 |
| 2025-02-04 | PROK | Conversion | 81,928 | 81,929 | Form 4 |
| 2025-02-04 | PROK | Conversion | 81,928 | 81,928 | Form 4 |
| 2025-02-04 | PROK | Conversion | 675,234 | 675,235 | Form 4 |
| 2025-02-04 | PROK | Conversion | 675,234 | 675,234 | 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.