Mandell Brian
Officer · PSX
As of 2026-09-16, Mandell Brian has 23 Form 4 transactions on record across 1 company — 21 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
- Direct $6.2M
- Indirect $0
| PSX | direct | 23,400 sh | $6.2M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-11 | PSX | Sale | 30,000 @ $215.00 | $6.5M | −32.8% of holding | 61,595 | Form 4 |
| 2026-08-10 | PSX | Sale | 3,300 @ $214.02 | $706K | −5.1% of holding | 61,595 | Form 4 |
| 2026-03-12 | PSX | Sale | 42,800 @ $169.53 | $7.3M | −41.0% of holding | 61,595 | Form 4 |
| 2025-12-01 | PSX | Sale | 25,500 @ $140.04 | $3.6M | −31.0% of holding | 56,838 | Form 4 |
| 2025-11-18 | PSX | Sale | 14,100 @ $137.40 | $1.9M | −19.9% of holding | 56,838 | Form 4 |
| 2025-11-18 | PSX | Sale | 12,100 @ $138.00 | $1.7M | −17.6% of holding | 56,838 | Form 4 |
17 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-11 | PSX | Option exercise | 30,000 | 91,595 | Form 4 |
| 2026-08-11 | PSX | Option exercise | 30,000 | 23,400 | Form 4 |
| 2026-08-10 | PSX | Option exercise | 3,300 | 64,895 | Form 4 |
| 2026-08-10 | PSX | Option exercise | 3,300 | 53,400 | Form 4 |
| 2026-03-12 | PSX | Option exercise | 42,800 | 104,395 | Form 4 |
| 2026-03-12 | PSX | Option exercise | 42,800 | 0 | Form 4 |
| 2026-02-10 | PSX | Award / grant | 7,244 | 61,595 | Form 4 |
| 2026-02-07 | PSX | Withheld for tax | 2,188 | 54,351 | Form 4 |
| 2025-12-10 | PSX | Withheld for tax | 299 | 56,539 | Form 4 |
| 2025-12-01 | PSX | Option exercise | 25,500 | 82,338 | Form 4 |
| 2025-12-01 | PSX | Option exercise | 25,500 | 0 | Form 4 |
| 2025-11-18 | PSX | Option exercise | 12,100 | 68,938 | Form 4 |
| 2025-11-18 | PSX | Option exercise | 14,100 | 70,938 | Form 4 |
| 2025-11-18 | PSX | Option exercise | 14,100 | 0 | Form 4 |
| 2025-11-18 | PSX | Option exercise | 12,100 | 0 | Form 4 |
| 2025-02-11 | PSX | Award / grant | 7,998 | 56,838 | Form 4 |
| 2025-02-08 | PSX | Withheld for tax | 2,001 | 48,840 | 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.