Harris Teresa A

Director · ZD, ALTR

As of 2026-09-16, Harris Teresa A has 12 Form 4 transactions on record across 2 companies — 2 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: $1.2MIndirect: $0$1.2Mas of 2026-09-16
  • Direct $1.2M
  • Indirect $0
ZDdirect20,746 sh$1.2M

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

ZD · 7 trades
2026-05-07: Option exercise, 7,903 sh ($342K)2026-05-06: Award / grant, 5,723 sh ($0)2025-05-07: Option exercise, 3,610 sh ($114K)2025-05-07: Award / grant, 7,903 sh ($0)2025-05-07: Option exercise, 7,903 sh ($0)2025-02-27: Purchase, 593 sh ($25K)2024-05-07: Option exercise, 3,610 sh ($0)
ALTR · 5 trades
2025-03-26: Disposition, 18,092 sh ($2.0M)2025-03-26: Disposition, 12,020 sh ($1.3M)2025-03-26: Disposition, 4,000 sh ($431K)2025-03-06: Sale, 450 sh ($50K)2025-02-25: Sale, 2,700 sh ($301K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-03-06ALTRSale450 @ $111.08$50K−2.4% of holding18,092Form 4
2025-02-27ZDPurchase593 @ $42.11$25K+6.9% of holding9,233Form 4
2025-02-25ALTRSale2,700 @ $111.61$301K−12.7% of holding18,542Form 4
9 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-07ZDOption exercise7,90320,746Form 4
2026-05-06ZDAward / grant5,7235,723Form 4
2025-05-07ZDOption exercise3,61012,843Form 4
2025-05-07ZDAward / grant7,9037,903Form 4
2025-05-07ZDOption exercise7,9030Form 4
2025-03-26ALTRDisposition18,0920Form 4
2025-03-26ALTRDisposition12,0200Form 4
2025-03-26ALTRDisposition4,0000Form 4
2024-05-07ZDOption exercise3,6100Form 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.