Brock Amanda M
Director · Officer · DVN, CTRA, SEI, ARIS
As of 2026-09-16, Brock Amanda M has 25 Form 4 transactions on record across 4 companies — 19 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 |
|---|---|---|---|---|---|---|---|
| 2025-12-17 | SEI | Purchase | 3,669 @ $40.89 | $150K | +2.7% of holding | 141,080 | Form 4 |
24 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-30 | DVN | Award / grant | 5,567 | 61,301 | Form 4 |
| 2026-05-07 | CTRA | Disposition | 79,621 | 0 | Form 4 |
| 2026-05-07 | DVN | Award / grant | 55,734 | 55,734 | Form 4 |
| 2026-05-07 | DVN | Award / grant | 55,734 | 55,734 | Form 4 |
| 2026-03-01 | SEI | Award / grant | 135,000 | 276,080 | Form 4 |
| 2025-10-16 | SEI | Award / grant | 125,000 | 137,411 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 406,693 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 406,693 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 193,713 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 271,188 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 92,107 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 546,299 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 546,299 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 406,693 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 406,693 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 193,713 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 271,188 | 0 | Form 4 |
| 2025-10-15 | ARIS | Disposition | 92,107 | 0 | Form 4 |
| 2025-05-07 | CTRA | Award / grant | 9,293 | 79,621 | Form 4 |
| 2025-03-06 | ARIS | Award / grant | 136,498 | 546,299 | Form 4 |
| 2025-03-01 | ARIS | Withheld for tax | 61,449 | 409,801 | Form 4 |
| 2025-02-12 | ARIS | Withheld for tax | 23,432 | 471,250 | Form 4 |
| 2025-02-12 | ARIS | Award / grant | 72,709 | 494,682 | Form 4 |
| 2024-12-16 | ARIS | Withheld for tax | 18,909 | 421,973 | 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.