DESOUZA ERROL B

Director · ALEC, RPRX

As of 2026-09-16, DESOUZA ERROL B has 5 Form 4 transactions on record across 2 companies — 2 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: $4.8MIndirect: $0$4.8Mas of 2026-09-16
  • Direct $4.8M
  • Indirect $0
RPRXdirect81,352 sh$4.8M
ALECdirect9,450 sh$18K

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

ALEC · 4 trades
2026-06-17: Award / grant, 28,700 sh ($0)2026-06-17: Award / grant, 9,450 sh ($0)2025-06-11: Award / grant, 28,700 sh ($0)2025-06-11: Award / grant, 9,450 sh ($0)
RPRX · 1 trade
2025-05-13: Award / grant, 7,614 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
5 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-17ALECAward / grant28,70098,650Form 4
2026-06-17ALECAward / grant9,4509,450Form 4
2025-06-11ALECAward / grant28,70069,950Form 4
2025-06-11ALECAward / grant9,4509,450Form 4
2025-05-13RPRXAward / grant7,61481,352Form 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.