Ferrante Karen Jean

Director · COGT, MGNX

As of 2026-09-16, Ferrante Karen Jean has 19 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: $110KIndirect: $0$110Kas of 2026-09-16
  • Direct $110K
  • Indirect $0
MGNXdirect22,000 sh$90K
COGTdirect627 sh$20K

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

MGNX · 10 trades
2026-05-19: Award / grant, 3,750 sh ($0)2026-05-19: Award / grant, 22,000 sh ($0)2026-05-18: Option exercise, 3,750 sh ($0)2026-05-18: Option exercise, 3,750 sh2026-05-18: Option exercise, 3,750 sh2025-05-21: Award / grant, 22,000 sh ($0)2025-05-21: Award / grant, 3,750 sh ($0)2025-05-20: Option exercise, 6,500 sh ($0)2025-05-20: Option exercise, 6,500 sh2025-05-20: Option exercise, 6,500 sh
COGT · 9 trades
2026-07-01: Award / grant, 627 sh ($0)2026-06-09: Award / grant, 17,901 sh ($0)2026-04-01: Award / grant, 686 sh ($0)2026-01-01: Award / grant, 643 sh ($0)2025-10-01: Award / grant, 1,642 sh ($0)2025-07-01: Award / grant, 3,314 sh ($0)2025-06-04: Award / grant, 44,700 sh ($0)2025-04-01: Award / grant, 3,788 sh ($0)2025-01-01: Award / grant, 2,785 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
19 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-01COGTAward / grant627627Form 4
2026-06-09COGTAward / grant17,90117,901Form 4
2026-05-19MGNXAward / grant3,7503,750Form 4
2026-05-19MGNXAward / grant22,00022,000Form 4
2026-05-18MGNXOption exercise3,7500Form 4
2026-05-18MGNXOption exercise3,75014,750Form 4
2026-05-18MGNXOption exercise3,75014,750Form 4
2026-04-01COGTAward / grant686686Form 4
2026-01-01COGTAward / grant643643Form 4
2025-10-01COGTAward / grant1,6421,642Form 4
2025-07-01COGTAward / grant3,3143,314Form 4
2025-06-04COGTAward / grant44,70044,700Form 4
2025-05-21MGNXAward / grant22,00022,000Form 4
2025-05-21MGNXAward / grant3,7503,750Form 4
2025-05-20MGNXOption exercise6,5000Form 4
2025-05-20MGNXOption exercise6,50011,000Form 4
2025-05-20MGNXOption exercise6,50011,000Form 4
2025-04-01COGTAward / grant3,7883,788Form 4
2025-01-01COGTAward / grant2,7852,785Form 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.