GERSHOWITZ DIANE M

Director · Ten-percent owner · MCS

As of 2026-09-16, GERSHOWITZ DIANE M has 13 Form 4 transactions on record across 1 company — 5 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.

Pattern in the record: open-market sales filed in March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $1.0MIndirect: $51.8M$52.9Mas of 2026-09-16
  • Direct $1.0M
  • Indirect $51.8M
MCSindirect1,881,677 sh$51.8M
MCSdirect37,429 sh$1.0M

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

MCS · 13 trades
2026-05-21: Award / grant, 1,391 sh ($25K)2026-03-02: Sale, 33,915 sh ($0)2026-03-02: Gift, 36,096 sh ($0)2026-03-02: Purchase, 33,915 sh ($0)2025-12-31: Award / grant, 4,174 sh ($0)2025-09-15: Gift, 8,000 sh ($0)2025-09-15: Purchase, 5,846 sh ($0)2025-09-15: Sale, 5,846 sh ($0)2025-05-07: Award / grant, 1,538 sh ($25K)2025-03-03: Sale, 21,758 sh ($0)2025-03-03: Gift, 27,136 sh ($0)2025-03-03: Purchase, 21,758 sh ($0)2024-12-26: Award / grant, 2,956 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-02MCSSale33,915 @ $0.00$0−1.8% of holding1,881,677Form 4
2026-03-02MCSPurchase33,915 @ $0.00$0+88.7% of holding72,134Form 4
2025-09-15MCSPurchase5,846 @ $0.00$0+16.1% of holding42,045Form 4
2025-09-15MCSSale5,846 @ $0.00$0−0.3% of holding1,915,592Form 4
2025-03-03MCSSale21,758 @ $0.00$0−1.1% of holding1,921,438Form 4
2025-03-03MCSPurchase21,758 @ $0.00$0+54.3% of holding61,797Form 4
7 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-21MCSAward / grant1,39137,429Form 4
2026-03-02MCSGift36,09636,038Form 4
2025-12-31MCSAward / grant4,17438,219Form 4
2025-09-15MCSGift8,00034,045Form 4
2025-05-07MCSAward / grant1,53836,199Form 4
2025-03-03MCSGift27,13634,661Form 4
2024-12-26MCSAward / grant2,95640,039Form 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.