Brown Bruce

Director · INV, MAGN

As of 2026-09-16, Brown Bruce has 15 Form 4 transactions on record across 2 companies — 10 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: $228KIndirect: $201K$428Kas of 2026-09-16
  • Direct $228K
  • Indirect $201K
MAGNindirect17,228 sh$201K
MAGNdirect12,998 sh$151K
INVdirect106,905 sh$76K

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

INV · 8 trades
2026-08-20: Purchase, 30,000 sh ($45K)2026-06-30: Award / grant, 7,083 sh ($0)2026-06-17: Award / grant, 18,237 sh ($0)2026-03-31: Award / grant, 8,951 sh ($35K)2026-02-20: Award / grant, 8,202 sh ($31K)2025-09-30: Award / grant, 4,750 sh ($28K)2025-06-25: Award / grant, 22,305 sh ($0)2024-12-09: Award / grant, 7,377 sh ($0)
MAGN · 7 trades
2026-03-09: Award / grant, 12,998 sh ($0)2025-11-14: Award / grant, 5,871 sh ($0)2025-11-04: Option exercise, 9,501 sh ($81K)2025-11-04: Option exercise, 9,501 sh ($0)2025-05-29: Purchase, 16,940 sh ($200K)2025-05-10: Option exercise, 5,427 sh ($77K)2025-05-10: Option exercise, 5,427 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-20INVPurchase30,000 @ $1.51$45K+39.0% of holding106,905Form 4
2025-05-29MAGNPurchase16,940 @ $11.81$200K+5881.9% of holding17,228Form 4
13 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-30INVAward / grant7,08376,905Form 4
2026-06-17INVAward / grant18,23769,822Form 4
2026-03-31INVAward / grant8,95151,585Form 4
2026-03-09MAGNAward / grant12,99812,998Form 4
2026-02-20INVAward / grant8,20242,634Form 4
2025-11-14MAGNAward / grant5,8715,871Form 4
2025-11-04MAGNOption exercise9,50121,533Form 4
2025-11-04MAGNOption exercise9,5010Form 4
2025-09-30INVAward / grant4,75034,432Form 4
2025-06-25INVAward / grant22,30529,682Form 4
2025-05-10MAGNOption exercise5,42712,032Form 4
2025-05-10MAGNOption exercise5,4270Form 4
2024-12-09INVAward / grant7,3777,377Form 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.