Mancini Marianna
Officer · VKTX
As of 2026-09-27, Mancini Marianna has 41 Form 4 transactions on record across 1 company — 11 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 July in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $15.0M
- Indirect $0
| VKTX | direct | 422,760 sh | $15.0M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-07-29 | VKTX | Sale | 18,217 @ $33.47 | $610K | −4.1% of holding | 422,760 | Form 4 |
| 2026-01-05 | VKTX | Sale | 31,961 @ $32.29 | $1.0M | −6.8% of holding | 434,890 | Form 4 |
| 2026-01-05 | VKTX | Sale | 13,600 @ $33.37 | $454K | −3.1% of holding | 421,290 | Form 4 |
| 2026-01-05 | VKTX | Sale | 10,500 @ $34.22 | $359K | −2.5% of holding | 410,790 | Form 4 |
| 2026-01-05 | VKTX | Sale | 1,600 @ $35.07 | $56K | −0.4% of holding | 409,190 | Form 4 |
| 2025-10-28 | VKTX | Sale | 6,185 @ $35.00 | $216K | −1.6% of holding | 382,467 | Form 4 |
| 2025-07-03 | VKTX | Sale | 4,266 @ $27.77 | $118K | −1.1% of holding | 377,535 | Form 4 |
| 2025-01-06 | VKTX | Sale | 49,115 @ $42.69 | $2.1M | −11.5% of holding | 379,234 | Form 4 |
| 2025-01-06 | VKTX | Sale | 5,100 @ $43.32 | $221K | −1.3% of holding | 374,134 | Form 4 |
| 2024-07-30 | VKTX | Sale | 14,704 @ $56.98 | $838K | −3.9% of holding | 365,471 | Form 4 |
| 2024-07-30 | VKTX | Sale | 3,322 @ $57.82 | $192K | −0.9% of holding | 362,149 | Form 4 |
| 2024-05-01 | VKTX | Sale | 119,946 @ $79.29 | $9.5M | −25.3% of holding | 354,756 | Form 4 |
| 2024-05-01 | VKTX | Sale | 105,343 @ $78.65 | $8.3M | −18.2% of holding | 474,702 | Form 4 |
| 2024-05-01 | VKTX | Sale | 26,142 @ $77.49 | $2.0M | −4.3% of holding | 580,045 | Form 4 |
| 2024-05-01 | VKTX | Sale | 23,746 @ $76.40 | $1.8M | −3.8% of holding | 606,187 | Form 4 |
| 2024-05-01 | VKTX | Sale | 6,248 @ $80.08 | $500K | −1.8% of holding | 348,508 | Form 4 |
25 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-28 | VKTX | Award / grant | 31,667 | 440,977 | Form 4 |
| 2026-01-02 | VKTX | Award / grant | 32,049 | 466,851 | Form 4 |
| 2026-01-02 | VKTX | Award / grant | 91,000 | 91,000 | Form 4 |
| 2026-01-02 | VKTX | Award / grant | 41,000 | 434,802 | Form 4 |
| 2025-10-27 | VKTX | Award / grant | 11,117 | 388,652 | Form 4 |
| 2025-07-02 | VKTX | Award / grant | 7,667 | 381,801 | Form 4 |
| 2025-01-03 | VKTX | Award / grant | 21,667 | 428,349 | Form 4 |
| 2025-01-03 | VKTX | Award / grant | 37,200 | 37,200 | Form 4 |
| 2025-01-03 | VKTX | Award / grant | 44,533 | 406,682 | Form 4 |
| 2024-07-29 | VKTX | Award / grant | 21,667 | 380,175 | Form 4 |
| 2024-07-29 | VKTX | Award / grant | 10,000 | 358,508 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 90,000 | 543,507 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 51,000 | 629,933 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 87,000 | 453,507 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 35,426 | 578,933 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 17,999 | 366,507 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 35,426 | 18,574 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 17,999 | 1 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 90,000 | 0 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 51,000 | 153,000 | Form 4 |
| 2024-05-01 | VKTX | Option exercise | 87,000 | 87,000 | Form 4 |
| 2024-03-27 | VKTX | Withheld for tax | 16,610 | 363,565 | Form 4 |
| 2024-03-27 | VKTX | Award / grant | 31,667 | 380,175 | Form 4 |
| 2024-03-01 | VKTX | Withheld for tax | 16,958 | 348,508 | Form 4 |
| 2024-03-01 | VKTX | Award / grant | 31,667 | 365,466 | 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.