Mazzei Michael

Director · Officer · BRSP

As of 2026-09-16, Mazzei Michael has 9 Form 4 transactions on record across 1 company — 6 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: $6.5MIndirect: $0$6.5Mas of 2026-09-16
  • Direct $6.5M
  • Indirect $0
BRSPdirect1,510,764 sh$6.5M

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

BRSP · 9 trades
2026-04-09: Other acquisition, 10,143 sh ($0)2026-03-16: Withheld for tax, 260,381 sh ($1.4M)2026-03-16: Award / grant, 307,040 sh ($0)2026-03-16: Award / grant, 270,759 sh ($0)2026-03-16: Award / grant, 238,914 sh ($0)2026-02-11: Other acquisition, 369,724 sh ($0)2025-03-17: Withheld for tax, 209,820 sh ($1.3M)2025-03-17: Award / grant, 249,585 sh ($0)2025-03-17: Award / grant, 116,473 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
9 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-09BRSPOther acquisition10,1431,510,764Form 4
2026-03-16BRSPWithheld for tax260,3811,520,907Form 4
2026-03-16BRSPAward / grant307,0401,271,615Form 4
2026-03-16BRSPAward / grant270,7591,542,374Form 4
2026-03-16BRSPAward / grant238,9141,781,288Form 4
2026-02-11BRSPOther acquisition369,724964,575Form 4
2025-03-17BRSPWithheld for tax209,8201,334,299Form 4
2025-03-17BRSPAward / grant249,5851,544,119Form 4
2025-03-17BRSPAward / grant116,4731,294,534Form 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.