Harris Keith R.

Director · MGTX

As of 2026-09-16, Harris Keith R. has 8 Form 4 transactions on record across 1 company — 4 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: $1.4MIndirect: $0$1.4Mas of 2026-09-16
  • Direct $1.4M
  • Indirect $0
MGTXdirect106,441 sh$1.4M

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

MGTX · 8 trades
2026-06-11: Award / grant, 106,441 sh ($0)2026-06-10: Option exercise, 75,000 sh ($0)2026-06-10: Option exercise, 75,000 sh2026-06-10: Option exercise, 75,000 sh2025-06-12: Award / grant, 45,000 sh ($0)2025-06-06: Option exercise, 75,000 sh ($0)2025-06-06: Option exercise, 75,000 sh2025-06-06: Option exercise, 75,000 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
8 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-11MGTXAward / grant106,441106,441Form 4
2026-06-10MGTXOption exercise75,0000Form 4
2026-06-10MGTXOption exercise75,000200,000Form 4
2026-06-10MGTXOption exercise75,000200,000Form 4
2025-06-12MGTXAward / grant45,00045,000Form 4
2025-06-06MGTXOption exercise75,0000Form 4
2025-06-06MGTXOption exercise75,000125,000Form 4
2025-06-06MGTXOption exercise75,000125,000Form 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.