Kaufmann Michael C

Director · MSM

As of 2026-09-16, Kaufmann Michael C has 19 Form 4 transactions on record across 1 company — 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: $3KIndirect: $0$3Kas of 2026-09-16
  • Direct $3K
  • Indirect $0
MSMdirect25 sh$3K

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

MSM · 18 trades
2026-01-24: Option exercise, 695 sh ($0)2026-01-24: Option exercise, 50 sh ($0)2026-01-24: Option exercise, 695 sh ($0)2026-01-24: Option exercise, 50 sh ($0)2026-01-23: Award / grant, 1,603 sh ($0)2026-01-22: Option exercise, 799 sh ($0)2026-01-22: Option exercise, 24 sh ($0)2026-01-22: Option exercise, 799 sh ($0)2026-01-22: Option exercise, 24 sh ($0)2025-01-25: Option exercise, 777 sh ($0)2025-01-25: Option exercise, 50 sh ($0)2025-01-25: Option exercise, 777 sh ($0)2025-01-25: Option exercise, 50 sh ($0)2025-01-24: Option exercise, 695 sh ($0)2025-01-24: Option exercise, 20 sh ($0)2025-01-24: Option exercise, 695 sh ($0)2025-01-24: Option exercise, 20 sh ($0)2025-01-22: Award / grant, 1,598 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
19 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-07—Award / grant5,8255,825Form 4
2026-01-24MSMOption exercise69515,501Form 4
2026-01-24MSMOption exercise5025Form 4
2026-01-24MSMOption exercise6950Form 4
2026-01-24MSMOption exercise5015,551Form 4
2026-01-23MSMAward / grant1,6031,603Form 4
2026-01-22MSMOption exercise79914,782Form 4
2026-01-22MSMOption exercise2414,806Form 4
2026-01-22MSMOption exercise799799Form 4
2026-01-22MSMOption exercise2475Form 4
2025-01-25MSMOption exercise77713,910Form 4
2025-01-25MSMOption exercise5013,960Form 4
2025-01-25MSMOption exercise7770Form 4
2025-01-25MSMOption exercise5020Form 4
2025-01-24MSMOption exercise69513,113Form 4
2025-01-24MSMOption exercise2070Form 4
2025-01-24MSMOption exercise695695Form 4
2025-01-24MSMOption exercise2013,133Form 4
2025-01-22MSMAward / grant1,5981,598Form 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.